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Collection: Bearings - Single Row Ball - Unflanged - Precision - Chrome Steel

Bearings -> Single Row Ball -> Unflanged -> Precision -> Chrome Steel

ID (d)	OD (D)	Width (B)	Inner Ring Width (Bn)	Flange Diameter (DF)	Flange Width (BF)	Indicative Image
Single Row Ball Bearings - 3x10x4 mm Unflanged - Chrome Steel SAE 52100 Bearing
ID (d) 3.000 mm (Equiv. 0.118 in.)	OD (D) 10.000 mm (Equiv. 0.394 in.)	Width (B) 4.000 mm (Equiv. 0.157 in.)
Material: Chrome Steel SAE 52100 Precision Grade: Economy Closure Type: 2RS Bearing Type: Radial
Part Number: 623-2RS-ECO (Each) Out of Stock \| Backorder Now \| Orders can be expected around Sun, Feb 01, 2026 Regular price $3.50 AUD Regular price Sale price $3.50 AUD Unit price per Each Excludes GST and overseas Taxes & Duties Quantity Required Backorder: Out of Stock.
ID (d)	OD (D)	Width (B)	Inner Ring Width (Bn)	Indicative Image
Single Row Ball Bearings - 3x10x4 mm Unflanged - Chrome Steel SAE 52100 Bearing
ID (d) 3.000 mm (Equiv. 0.118 in.)	OD (D) 10.000 mm (Equiv. 0.394 in.)	Width (B) 4.000 mm (Equiv. 0.157 in.)
Material: Chrome Steel SAE 52100 Precision Grade: Economy Closure Type: 2RS Bearing Type: Radial
Part Number: 623-2RS-ECO (Each) Out of Stock \| Backorder Now \| Orders can be expected around Sun, Feb 01, 2026 Regular price $3.50 AUD Regular price Sale price $3.50 AUD Unit price per Each Excludes GST and overseas Taxes & Duties Quantity Required Backorder: Out of Stock.
623-2RS-ECO (Each) --- Single Row Ball Bearings - 3x10x4 mm Unflanged - Chrome Steel SAE 52100 Bearing 623-2RS-ECO (Each) --- Single Row Ball Bearings - 3x10x4 mm Unflanged - Chrome Steel SAE 52100 Bearing Regular price $3.50 AUD Regular price Sale price $3.50 AUD Unit price per Each Excludes GST and overseas Taxes & Duties Out of stock! Backorder Now
Single Row Ball Bearings - 3x10x4 mm Unflanged - Chrome Steel SAE 52100 Bearing
ID (d) 3.000 mm _{+ 0.000 / - 0.0075} (Equiv. 0.118 in.)	OD (D) 10.000 mm _{+ 0.000 / - 0.0075} (Equiv. 0.394 in.)	Width (B) 4.000 mm _{+ 0.000 / - 0.125} (Equiv. 0.157 in.)
Material: Chrome Steel SAE 52100 Precision Grade: Abec 1 Closure Type: 2RS Bearing Type: Radial
Part Number: 623-2RS-MC3 (PK-100) Out of Stock \| Backorder Now \| Orders can be expected around Wed, Feb 11, 2026 Regular price $801.59 AUD Regular price Sale price $801.59 AUD Unit price per Priced, Stocked and Sold Per 100 Units Excludes GST and overseas Taxes & Duties Quantity Required Backorder: Out of Stock.
Single Row Ball Bearings - 3x10x4 mm Unflanged - Chrome Steel SAE 52100 Bearing
ID (d) 3.000 mm _{+ 0.000 / - 0.0075} (Equiv. 0.118 in.)	OD (D) 10.000 mm _{+ 0.000 / - 0.0075} (Equiv. 0.394 in.)	Width (B) 4.000 mm _{+ 0.000 / - 0.125} (Equiv. 0.157 in.)
Material: Chrome Steel SAE 52100 Precision Grade: Abec 1 Closure Type: 2RS Bearing Type: Radial
Part Number: 623-2RS-MC3 (PK-100) Out of Stock \| Backorder Now \| Orders can be expected around Wed, Feb 11, 2026 Regular price $801.59 AUD Regular price Sale price $801.59 AUD Unit price per Priced, Stocked and Sold Per 100 Units Excludes GST and overseas Taxes & Duties Quantity Required Backorder: Out of Stock.
623-2RS-MC3 (PK-100) --- Single Row Ball Bearings - 3x10x4 mm Unflanged - Chrome Steel SAE 52100 Bearing 623-2RS-MC3 (PK-100) --- Single Row Ball Bearings - 3x10x4 mm Unflanged - Chrome Steel SAE 52100 Bearing Regular price $801.59 AUD Regular price Sale price $801.59 AUD Unit price per Priced, Stocked and Sold Per 100 Units Excludes GST and overseas Taxes & Duties Out of stock! Backorder Now
Single Row Ball Bearings - 3x10x4 mm Unflanged - Chrome Steel SAE 52100 Bearing
ID (d) 3.000 mm _{+ 0.000 / - 0.0075} (Equiv. 0.118 in.)	OD (D) 10.000 mm _{+ 0.000 / - 0.0075} (Equiv. 0.394 in.)	Width (B) 4.000 mm _{+ 0.000 / - 0.125} (Equiv. 0.157 in.)
Material: Chrome Steel SAE 52100 Precision Grade: Abec 1 Closure Type: ZZ Bearing Type: Radial
Part Number: 623-ZZ-MC3 (Each) 967 Available Now \| Further orders can be expected around Wed, Feb 11, 2026 Regular price $3.86 AUD Regular price Sale price $3.86 AUD Unit price per Each Excludes GST and overseas Taxes & Duties Quantity Required Larger quantities than the 967 available can be backordered.
Single Row Ball Bearings - 3x10x4 mm Unflanged - Chrome Steel SAE 52100 Bearing
ID (d) 3.000 mm _{+ 0.000 / - 0.0075} (Equiv. 0.118 in.)	OD (D) 10.000 mm _{+ 0.000 / - 0.0075} (Equiv. 0.394 in.)	Width (B) 4.000 mm _{+ 0.000 / - 0.125} (Equiv. 0.157 in.)
Material: Chrome Steel SAE 52100 Precision Grade: Abec 1 Closure Type: ZZ Bearing Type: Radial
Part Number: 623-ZZ-MC3 (Each) 967 Available Now \| Further orders can be expected around Wed, Feb 11, 2026 Regular price $3.86 AUD Regular price Sale price $3.86 AUD Unit price per Each Excludes GST and overseas Taxes & Duties Quantity Required 967 Available Now. Backorder if more than 967.
623-ZZ-MC3 (Each) --- Single Row Ball Bearings - 3x10x4 mm Unflanged - Chrome Steel SAE 52100 Bearing 623-ZZ-MC3 (Each) --- Single Row Ball Bearings - 3x10x4 mm Unflanged - Chrome Steel SAE 52100 Bearing Regular price $3.86 AUD Regular price Sale price $3.86 AUD Unit price per Each Excludes GST and overseas Taxes & Duties 967 Available Now
Single Row Ball Bearings - 3x10x4 mm Unflanged - Chrome Steel SAE 52100 Bearing
ID (d) 3.000 mm _{+ 0.000 / - 0.0075} (Equiv. 0.118 in.)	OD (D) 10.000 mm _{+ 0.000 / - 0.0075} (Equiv. 0.394 in.)	Width (B) 4.000 mm _{+ 0.000 / - 0.125} (Equiv. 0.157 in.)
Material: Chrome Steel SAE 52100 Precision Grade: Abec 1 Closure Type: ZZ Bearing Type: Radial
Part Number: 623-ZZ-MC4-AF12 (PK-100) Out of Stock \| Backorder Now \| Orders can be expected around Wed, Feb 11, 2026 Regular price $592.68 AUD Regular price ~~$711.22 AUD~~ Sale price $592.68 AUD Unit price per Priced, Stocked and Sold Per 100 Units Excludes GST and overseas Taxes & Duties Quantity Required Backorder: Out of Stock.
Single Row Ball Bearings - 3x10x4 mm Unflanged - Chrome Steel SAE 52100 Bearing
ID (d) 3.000 mm _{+ 0.000 / - 0.0075} (Equiv. 0.118 in.)	OD (D) 10.000 mm _{+ 0.000 / - 0.0075} (Equiv. 0.394 in.)	Width (B) 4.000 mm _{+ 0.000 / - 0.125} (Equiv. 0.157 in.)
Material: Chrome Steel SAE 52100 Precision Grade: Abec 1 Closure Type: ZZ Bearing Type: Radial
Part Number: 623-ZZ-MC4-AF12 (PK-100) Out of Stock \| Backorder Now \| Orders can be expected around Wed, Feb 11, 2026 Regular price $592.68 AUD Regular price ~~$711.22 AUD~~ Sale price $592.68 AUD Unit price per Priced, Stocked and Sold Per 100 Units Excludes GST and overseas Taxes & Duties Quantity Required Backorder: Out of Stock.
623-ZZ-MC4-AF12 (PK-100) --- Single Row Ball Bearings - 3x10x4 mm Unflanged - Chrome Steel SAE 52100 Bearing Sale 623-ZZ-MC4-AF12 (PK-100) --- Single Row Ball Bearings - 3x10x4 mm Unflanged - Chrome Steel SAE 52100 Bearing Regular price $592.68 AUD Regular price ~~$711.22 AUD~~ Sale price $592.68 AUD Unit price per Priced, Stocked and Sold Per 100 Units Excludes GST and overseas Taxes & Duties Out of stock! Backorder Now Sale
Single Row Ball Bearings - 3x10x4 mm Unflanged - Chrome Steel SAE 52100 Bearing
ID (d) 3.000 mm (Equiv. 0.118 in.)	OD (D) 10.000 mm (Equiv. 0.394 in.)	Width (B) 4.000 mm (Equiv. 0.157 in.)
Material: Chrome Steel SAE 52100 Precision Grade: Economy Closure Type: ZZS Bearing Type: Radial
Part Number: 623-ZZS-ECO (PK-2) 231 units (462 pcs) Available Now \| Further orders can be expected around Fri, Jan 23, 2026 Regular price $3.95 AUD Regular price Sale price $3.95 AUD Unit price per Priced, Stocked and Sold Per 2 Units Excludes GST and overseas Taxes & Duties Quantity Required Larger quantities than the 231 available can be backordered.
Single Row Ball Bearings - 3x10x4 mm Unflanged - Chrome Steel SAE 52100 Bearing
ID (d) 3.000 mm (Equiv. 0.118 in.)	OD (D) 10.000 mm (Equiv. 0.394 in.)	Width (B) 4.000 mm (Equiv. 0.157 in.)
Material: Chrome Steel SAE 52100 Precision Grade: Economy Closure Type: ZZS Bearing Type: Radial
Part Number: 623-ZZS-ECO (PK-2) 231 units (462 pcs) Available Now \| Further orders can be expected around Fri, Jan 23, 2026 Regular price $3.95 AUD Regular price Sale price $3.95 AUD Unit price per Priced, Stocked and Sold Per 2 Units Excludes GST and overseas Taxes & Duties Quantity Required 231 units (462 pcs) Available Now. Backorder if more than 231.
623-ZZS-ECO (PK-2) --- Single Row Ball Bearings - 3x10x4 mm Unflanged - Chrome Steel SAE 52100 Bearing 623-ZZS-ECO (PK-2) --- Single Row Ball Bearings - 3x10x4 mm Unflanged - Chrome Steel SAE 52100 Bearing Regular price $3.95 AUD Regular price Sale price $3.95 AUD Unit price per Priced, Stocked and Sold Per 2 Units Excludes GST and overseas Taxes & Duties 231 Available Now
Single Row Ball Bearings - 3x13x5 mm Unflanged - Chrome Steel SAE 52100 Bearing
ID (d) 3.000 mm _{+ 0.000 / - 0.007} (Equiv. 0.118 in.)	OD (D) 13.000 mm _{+ 0.000 / - 0.007} (Equiv. 0.512 in.)	Width (B) 5.000 mm _{+ 0.000 / - 0.120} (Equiv. 0.197 in.)
Material: Chrome Steel SAE 52100 Precision Grade: P6 Closure Type: ZZ Bearing Type: Radial
Part Number: 633-ZZ-MC3-JP6 (PK-20) Out of Stock \| Backorder Now \| Orders can be expected around Wed, Feb 11, 2026 Regular price $140.59 AUD Regular price Sale price $140.59 AUD Unit price per Priced, Stocked and Sold Per 20 Units Excludes GST and overseas Taxes & Duties Quantity Required Backorder: Out of Stock.
Single Row Ball Bearings - 3x13x5 mm Unflanged - Chrome Steel SAE 52100 Bearing
ID (d) 3.000 mm _{+ 0.000 / - 0.007} (Equiv. 0.118 in.)	OD (D) 13.000 mm _{+ 0.000 / - 0.007} (Equiv. 0.512 in.)	Width (B) 5.000 mm _{+ 0.000 / - 0.120} (Equiv. 0.197 in.)
Material: Chrome Steel SAE 52100 Precision Grade: P6 Closure Type: ZZ Bearing Type: Radial
Part Number: 633-ZZ-MC3-JP6 (PK-20) Out of Stock \| Backorder Now \| Orders can be expected around Wed, Feb 11, 2026 Regular price $140.59 AUD Regular price Sale price $140.59 AUD Unit price per Priced, Stocked and Sold Per 20 Units Excludes GST and overseas Taxes & Duties Quantity Required Backorder: Out of Stock.
633-ZZ-MC3-JP6 (PK-20) --- Single Row Ball Bearings - 3x13x5 mm Unflanged - Chrome Steel SAE 52100 Bearing 633-ZZ-MC3-JP6 (PK-20) --- Single Row Ball Bearings - 3x13x5 mm Unflanged - Chrome Steel SAE 52100 Bearing Regular price $140.59 AUD Regular price Sale price $140.59 AUD Unit price per Priced, Stocked and Sold Per 20 Units Excludes GST and overseas Taxes & Duties Out of stock! Backorder Now
Single Row Ball Bearings - 3x13x5 mm Unflanged - Chrome Steel SAE 52100 Bearing
ID (d) 3.000 mm _{+ 0.000 / - 0.0075} (Equiv. 0.118 in.)	OD (D) 13.000 mm _{+ 0.000 / - 0.0075} (Equiv. 0.512 in.)	Width (B) 5.000 mm _{+ 0.000 / - 0.125} (Equiv. 0.197 in.)
Material: Chrome Steel SAE 52100 Precision Grade: Abec 1 Closure Type: ZZ Bearing Type: Radial
Part Number: 633-ZZ-MC3 (Each) 18 Available Now \| Further orders can be expected around Wed, Feb 11, 2026 Regular price $5.95 AUD Regular price Sale price $5.95 AUD Unit price per Each Excludes GST and overseas Taxes & Duties Quantity Required Larger quantities than the 18 available can be backordered.
Single Row Ball Bearings - 3x13x5 mm Unflanged - Chrome Steel SAE 52100 Bearing
ID (d) 3.000 mm _{+ 0.000 / - 0.0075} (Equiv. 0.118 in.)	OD (D) 13.000 mm _{+ 0.000 / - 0.0075} (Equiv. 0.512 in.)	Width (B) 5.000 mm _{+ 0.000 / - 0.125} (Equiv. 0.197 in.)
Material: Chrome Steel SAE 52100 Precision Grade: Abec 1 Closure Type: ZZ Bearing Type: Radial
Part Number: 633-ZZ-MC3 (Each) 18 Available Now \| Further orders can be expected around Wed, Feb 11, 2026 Regular price $5.95 AUD Regular price Sale price $5.95 AUD Unit price per Each Excludes GST and overseas Taxes & Duties Quantity Required 18 Available Now. Backorder if more than 18.
633-ZZ-MC3 (Each) --- Single Row Ball Bearings - 3x13x5 mm Unflanged - Chrome Steel SAE 52100 Bearing 633-ZZ-MC3 (Each) --- Single Row Ball Bearings - 3x13x5 mm Unflanged - Chrome Steel SAE 52100 Bearing Regular price $5.95 AUD Regular price Sale price $5.95 AUD Unit price per Each Excludes GST and overseas Taxes & Duties 18 Available Now
Single Row Ball Bearings - 3x13x5 mm Unflanged - Chrome Steel SAE 52100 Bearing
ID (d) 3.000 mm (Equiv. 0.118 in.)	OD (D) 13.000 mm (Equiv. 0.512 in.)	Width (B) 5.000 mm (Equiv. 0.197 in.)
Material: Chrome Steel SAE 52100 Precision Grade: Economy Closure Type: 2GS Bearing Type: Radial
Part Number: 633-2RG-ECO (Each) Out of Stock \| Backorder Now \| Orders can be expected around Fri, Feb 06, 2026 Regular price $22.41 AUD Regular price ~~$26.89 AUD~~ Sale price $22.41 AUD Unit price per Each Excludes GST and overseas Taxes & Duties Quantity Required Backorder: Out of Stock.
Single Row Ball Bearings - 3x13x5 mm Unflanged - Chrome Steel SAE 52100 Bearing
ID (d) 3.000 mm (Equiv. 0.118 in.)	OD (D) 13.000 mm (Equiv. 0.512 in.)	Width (B) 5.000 mm (Equiv. 0.197 in.)
Material: Chrome Steel SAE 52100 Precision Grade: Economy Closure Type: 2GS Bearing Type: Radial
Part Number: 633-2RG-ECO (Each) Out of Stock \| Backorder Now \| Orders can be expected around Fri, Feb 06, 2026 Regular price $22.41 AUD Regular price ~~$26.89 AUD~~ Sale price $22.41 AUD Unit price per Each Excludes GST and overseas Taxes & Duties Quantity Required Backorder: Out of Stock.
633-2RG-ECO (Each) --- Single Row Ball Bearings - 3x13x5 mm Unflanged - Chrome Steel SAE 52100 Bearing Sale 633-2RG-ECO (Each) --- Single Row Ball Bearings - 3x13x5 mm Unflanged - Chrome Steel SAE 52100 Bearing Regular price $22.41 AUD Regular price ~~$26.89 AUD~~ Sale price $22.41 AUD Unit price per Each Excludes GST and overseas Taxes & Duties Out of stock! Backorder Now Sale
Single Row Ball Bearings - 3.175x6.35x2.381 mm Unflanged - Chrome Steel SAE 52100 Bearing
ID (d) 3.175 mm _{+ 0.000 / - 0.0075} (Equiv. 0.125 in.)	OD (D) 6.350 mm _{+ 0.000 / - 0.0075} (Equiv. 0.25 in.)	Width (B) 2.381 mm _{+ 0.000 / - 0.125} (Equiv. 0.094 in.)
Material: Chrome Steel SAE 52100 Precision Grade: Abec 1 Closure Type: Open Bearing Type: Radial
Part Number: R144-MC3-AF12 (PK-50) Out of Stock \| Backorder Now \| Orders can be expected around Thu, Feb 12, 2026 Regular price $372.95 AUD Regular price ~~$447.55 AUD~~ Sale price $372.95 AUD Unit price per Priced, Stocked and Sold Per 50 Units Excludes GST and overseas Taxes & Duties Quantity Required Backorder: Out of Stock.
Single Row Ball Bearings - 3.175x6.35x2.381 mm Unflanged - Chrome Steel SAE 52100 Bearing
ID (d) 3.175 mm _{+ 0.000 / - 0.0075} (Equiv. 0.125 in.)	OD (D) 6.350 mm _{+ 0.000 / - 0.0075} (Equiv. 0.25 in.)	Width (B) 2.381 mm _{+ 0.000 / - 0.125} (Equiv. 0.094 in.)
Material: Chrome Steel SAE 52100 Precision Grade: Abec 1 Closure Type: Open Bearing Type: Radial
Part Number: R144-MC3-AF12 (PK-50) Out of Stock \| Backorder Now \| Orders can be expected around Thu, Feb 12, 2026 Regular price $372.95 AUD Regular price ~~$447.55 AUD~~ Sale price $372.95 AUD Unit price per Priced, Stocked and Sold Per 50 Units Excludes GST and overseas Taxes & Duties Quantity Required Backorder: Out of Stock.
R144-MC3-AF12 (PK-50) --- Single Row Ball Bearings - 3.175x6.35x2.381 mm Unflanged - Chrome Steel SAE 52100 Bearing Sale R144-MC3-AF12 (PK-50) --- Single Row Ball Bearings - 3.175x6.35x2.381 mm Unflanged - Chrome Steel SAE 52100 Bearing Regular price $372.95 AUD Regular price ~~$447.55 AUD~~ Sale price $372.95 AUD Unit price per Priced, Stocked and Sold Per 50 Units Excludes GST and overseas Taxes & Duties Out of stock! Backorder Now Sale
Single Row Ball Bearings - 3.175x6.35x2.779 mm Unflanged - Chrome Steel SAE 52100 Bearing
ID (d) 3.175 mm _{+ 0.000 / - 0.007} (Equiv. 0.125 in.)	OD (D) 6.350 mm _{+ 0.000 / - 0.007} (Equiv. 0.25 in.)	Width (B) 2.779 mm _{+ 0.000 / - 0.120} (Equiv. 0.109 in.)
Material: Chrome Steel SAE 52100 Precision Grade: P6 Closure Type: ZZS Bearing Type: Radial
Part Number: R144A-ZZS-MC3-JP6 (PK-100) Out of Stock \| Backorder Now \| Orders can be expected around Thu, Feb 12, 2026 Regular price $621.77 AUD Regular price ~~$746.13 AUD~~ Sale price $621.77 AUD Unit price per Priced, Stocked and Sold Per 100 Units Excludes GST and overseas Taxes & Duties Quantity Required Backorder: Out of Stock.
Single Row Ball Bearings - 3.175x6.35x2.779 mm Unflanged - Chrome Steel SAE 52100 Bearing
ID (d) 3.175 mm _{+ 0.000 / - 0.007} (Equiv. 0.125 in.)	OD (D) 6.350 mm _{+ 0.000 / - 0.007} (Equiv. 0.25 in.)	Width (B) 2.779 mm _{+ 0.000 / - 0.120} (Equiv. 0.109 in.)
Material: Chrome Steel SAE 52100 Precision Grade: P6 Closure Type: ZZS Bearing Type: Radial
Part Number: R144A-ZZS-MC3-JP6 (PK-100) Out of Stock \| Backorder Now \| Orders can be expected around Thu, Feb 12, 2026 Regular price $621.77 AUD Regular price ~~$746.13 AUD~~ Sale price $621.77 AUD Unit price per Priced, Stocked and Sold Per 100 Units Excludes GST and overseas Taxes & Duties Quantity Required Backorder: Out of Stock.
R144A-ZZS-MC3-JP6 (PK-100) --- Single Row Ball Bearings - 3.175x6.35x2.779 mm Unflanged - Chrome Steel SAE 52100 Bearing Sale R144A-ZZS-MC3-JP6 (PK-100) --- Single Row Ball Bearings - 3.175x6.35x2.779 mm Unflanged - Chrome Steel SAE 52100 Bearing Regular price $621.77 AUD Regular price ~~$746.13 AUD~~ Sale price $621.77 AUD Unit price per Priced, Stocked and Sold Per 100 Units Excludes GST and overseas Taxes & Duties Out of stock! Backorder Now Sale
Single Row Ball Bearings - 3.175x6.35x2.779 mm Unflanged - Chrome Steel SAE 52100 Bearing
ID (d) 3.175 mm (Equiv. 0.125 in.)	OD (D) 6.350 mm (Equiv. 0.25 in.)	Width (B) 2.779 mm (Equiv. 0.109 in.)
Material: Chrome Steel SAE 52100 Precision Grade: Economy Closure Type: ZZS Bearing Type: Radial
Part Number: R144A-ZZS-ECO (PK-2) 85 units (170 pcs) Available Now \| Further orders can be expected around Sat, Jan 24, 2026 Regular price $3.95 AUD Regular price Sale price $3.95 AUD Unit price per Priced, Stocked and Sold Per 2 Units Excludes GST and overseas Taxes & Duties Quantity Required Larger quantities than the 85 available can be backordered.
Single Row Ball Bearings - 3.175x6.35x2.779 mm Unflanged - Chrome Steel SAE 52100 Bearing
ID (d) 3.175 mm (Equiv. 0.125 in.)	OD (D) 6.350 mm (Equiv. 0.25 in.)	Width (B) 2.779 mm (Equiv. 0.109 in.)
Material: Chrome Steel SAE 52100 Precision Grade: Economy Closure Type: ZZS Bearing Type: Radial
Part Number: R144A-ZZS-ECO (PK-2) 85 units (170 pcs) Available Now \| Further orders can be expected around Sat, Jan 24, 2026 Regular price $3.95 AUD Regular price Sale price $3.95 AUD Unit price per Priced, Stocked and Sold Per 2 Units Excludes GST and overseas Taxes & Duties Quantity Required 85 units (170 pcs) Available Now. Backorder if more than 85.
R144A-ZZS-ECO (PK-2) --- Single Row Ball Bearings - 3.175x6.35x2.779 mm Unflanged - Chrome Steel SAE 52100 Bearing R144A-ZZS-ECO (PK-2) --- Single Row Ball Bearings - 3.175x6.35x2.779 mm Unflanged - Chrome Steel SAE 52100 Bearing Regular price $3.95 AUD Regular price Sale price $3.95 AUD Unit price per Priced, Stocked and Sold Per 2 Units Excludes GST and overseas Taxes & Duties 85 Available Now
Single Row Ball Bearings - 3.175x6.35x2.779 mm Unflanged - Chrome Steel SAE 52100 Bearing
ID (d) 3.175 mm _{+ 0.000 / - 0.0075} (Equiv. 0.125 in.)	OD (D) 6.350 mm _{+ 0.000 / - 0.0075} (Equiv. 0.25 in.)	Width (B) 2.779 mm _{+ 0.000 / - 0.125} (Equiv. 0.109 in.)
Material: Chrome Steel SAE 52100 Precision Grade: Abec 1 Closure Type: ZZS Bearing Type: Radial
Part Number: R144A-ZZS-MC3 (Each) 88 Available Now \| Further orders can be expected around Thu, Feb 12, 2026 Regular price $5.41 AUD Regular price Sale price $5.41 AUD Unit price per Each Excludes GST and overseas Taxes & Duties Quantity Required Larger quantities than the 88 available can be backordered.
Single Row Ball Bearings - 3.175x6.35x2.779 mm Unflanged - Chrome Steel SAE 52100 Bearing
ID (d) 3.175 mm _{+ 0.000 / - 0.0075} (Equiv. 0.125 in.)	OD (D) 6.350 mm _{+ 0.000 / - 0.0075} (Equiv. 0.25 in.)	Width (B) 2.779 mm _{+ 0.000 / - 0.125} (Equiv. 0.109 in.)
Material: Chrome Steel SAE 52100 Precision Grade: Abec 1 Closure Type: ZZS Bearing Type: Radial
Part Number: R144A-ZZS-MC3 (Each) 88 Available Now \| Further orders can be expected around Thu, Feb 12, 2026 Regular price $5.41 AUD Regular price Sale price $5.41 AUD Unit price per Each Excludes GST and overseas Taxes & Duties Quantity Required 88 Available Now. Backorder if more than 88.
R144A-ZZS-MC3 (Each) --- Single Row Ball Bearings - 3.175x6.35x2.779 mm Unflanged - Chrome Steel SAE 52100 Bearing R144A-ZZS-MC3 (Each) --- Single Row Ball Bearings - 3.175x6.35x2.779 mm Unflanged - Chrome Steel SAE 52100 Bearing Regular price $5.41 AUD Regular price Sale price $5.41 AUD Unit price per Each Excludes GST and overseas Taxes & Duties 88 Available Now
Single Row Ball Bearings - 3.175x7.938x3.571 mm Unflanged - Chrome Steel SAE 52100 Bearing
ID (d) 3.175 mm (Equiv. 0.125 in.)	OD (D) 7.938 mm (Equiv. 0.313 in.)	Width (B) 3.571 mm (Equiv. 0.141 in.)
Material: Chrome Steel SAE 52100 Precision Grade: Economy Closure Type: ZZS Bearing Type: Radial
Part Number: R2-5A-ZZS-ECO (PK-50) Out of Stock \| Backorder Now \| Orders can be expected around Sat, Jan 24, 2026 Regular price $55.23 AUD Regular price Sale price $55.23 AUD Unit price per Priced, Stocked and Sold Per 50 Units Excludes GST and overseas Taxes & Duties Quantity Required Backorder: Out of Stock.
Single Row Ball Bearings - 3.175x7.938x3.571 mm Unflanged - Chrome Steel SAE 52100 Bearing
ID (d) 3.175 mm (Equiv. 0.125 in.)	OD (D) 7.938 mm (Equiv. 0.313 in.)	Width (B) 3.571 mm (Equiv. 0.141 in.)
Material: Chrome Steel SAE 52100 Precision Grade: Economy Closure Type: ZZS Bearing Type: Radial
Part Number: R2-5A-ZZS-ECO (PK-50) Out of Stock \| Backorder Now \| Orders can be expected around Sat, Jan 24, 2026 Regular price $55.23 AUD Regular price Sale price $55.23 AUD Unit price per Priced, Stocked and Sold Per 50 Units Excludes GST and overseas Taxes & Duties Quantity Required Backorder: Out of Stock.
R2-5A-ZZS-ECO (PK-50) --- Single Row Ball Bearings - 3.175x7.938x3.571 mm Unflanged - Chrome Steel SAE 52100 Bearing R2-5A-ZZS-ECO (PK-50) --- Single Row Ball Bearings - 3.175x7.938x3.571 mm Unflanged - Chrome Steel SAE 52100 Bearing Regular price $55.23 AUD Regular price Sale price $55.23 AUD Unit price per Priced, Stocked and Sold Per 50 Units Excludes GST and overseas Taxes & Duties Out of stock! Backorder Now
Single Row Ball Bearings - 3.175x7.938x3.571 mm Unflanged - Chrome Steel SAE 52100 Bearing
ID (d) 3.175 mm _{+ 0.000 / - 0.007} (Equiv. 0.125 in.)	OD (D) 7.938 mm _{+ 0.000 / - 0.007} (Equiv. 0.313 in.)	Width (B) 3.571 mm _{+ 0.000 / - 0.120} (Equiv. 0.141 in.)
Material: Chrome Steel SAE 52100 Precision Grade: P6 Closure Type: ZZ Bearing Type: Radial
Part Number: R2-5A-ZZ-MC3-JP6 (PK-20) Out of Stock \| Backorder Now \| Orders can be expected around Thu, Feb 12, 2026 Regular price $141.14 AUD Regular price ~~$169.36 AUD~~ Sale price $141.14 AUD Unit price per Priced, Stocked and Sold Per 20 Units Excludes GST and overseas Taxes & Duties Quantity Required Backorder: Out of Stock.
Single Row Ball Bearings - 3.175x7.938x3.571 mm Unflanged - Chrome Steel SAE 52100 Bearing
ID (d) 3.175 mm _{+ 0.000 / - 0.007} (Equiv. 0.125 in.)	OD (D) 7.938 mm _{+ 0.000 / - 0.007} (Equiv. 0.313 in.)	Width (B) 3.571 mm _{+ 0.000 / - 0.120} (Equiv. 0.141 in.)
Material: Chrome Steel SAE 52100 Precision Grade: P6 Closure Type: ZZ Bearing Type: Radial
Part Number: R2-5A-ZZ-MC3-JP6 (PK-20) Out of Stock \| Backorder Now \| Orders can be expected around Thu, Feb 12, 2026 Regular price $141.14 AUD Regular price ~~$169.36 AUD~~ Sale price $141.14 AUD Unit price per Priced, Stocked and Sold Per 20 Units Excludes GST and overseas Taxes & Duties Quantity Required Backorder: Out of Stock.
R2-5A-ZZ-MC3-JP6 (PK-20) --- Single Row Ball Bearings - 3.175x7.938x3.571 mm Unflanged - Chrome Steel SAE 52100 Bearing Sale R2-5A-ZZ-MC3-JP6 (PK-20) --- Single Row Ball Bearings - 3.175x7.938x3.571 mm Unflanged - Chrome Steel SAE 52100 Bearing Regular price $141.14 AUD Regular price ~~$169.36 AUD~~ Sale price $141.14 AUD Unit price per Priced, Stocked and Sold Per 20 Units Excludes GST and overseas Taxes & Duties Out of stock! Backorder Now Sale
Single Row Ball Bearings - 3.175x7.938x3.571 mm Unflanged - Chrome Steel SAE 52100 Bearing
ID (d) 3.175 mm (Equiv. 0.125 in.)	OD (D) 7.938 mm (Equiv. 0.313 in.)	Width (B) 3.571 mm (Equiv. 0.141 in.)
Material: Chrome Steel SAE 52100 Precision Grade: Economy Closure Type: 2RS Bearing Type: Radial
Part Number: R2-5A-2RS-ECO (Each) Out of Stock \| Backorder Now \| Orders can be expected around Sat, Feb 07, 2026 Regular price $15.77 AUD Regular price ~~$18.93 AUD~~ Sale price $15.77 AUD Unit price per Each Excludes GST and overseas Taxes & Duties Quantity Required Backorder: Out of Stock.
Single Row Ball Bearings - 3.175x7.938x3.571 mm Unflanged - Chrome Steel SAE 52100 Bearing
ID (d) 3.175 mm (Equiv. 0.125 in.)	OD (D) 7.938 mm (Equiv. 0.313 in.)	Width (B) 3.571 mm (Equiv. 0.141 in.)
Material: Chrome Steel SAE 52100 Precision Grade: Economy Closure Type: 2RS Bearing Type: Radial
Part Number: R2-5A-2RS-ECO (Each) Out of Stock \| Backorder Now \| Orders can be expected around Sat, Feb 07, 2026 Regular price $15.77 AUD Regular price ~~$18.93 AUD~~ Sale price $15.77 AUD Unit price per Each Excludes GST and overseas Taxes & Duties Quantity Required Backorder: Out of Stock.
R2-5A-2RS-ECO (Each) --- Single Row Ball Bearings - 3.175x7.938x3.571 mm Unflanged - Chrome Steel SAE 52100 Bearing Sale R2-5A-2RS-ECO (Each) --- Single Row Ball Bearings - 3.175x7.938x3.571 mm Unflanged - Chrome Steel SAE 52100 Bearing Regular price $15.77 AUD Regular price ~~$18.93 AUD~~ Sale price $15.77 AUD Unit price per Each Excludes GST and overseas Taxes & Duties Out of stock! Backorder Now Sale
Single Row Ball Bearings - 3.175x7.938x3.571 mm Unflanged - Chrome Steel SAE 52100 Bearing
ID (d) 3.175 mm _{+ 0.000 / - 0.0075} (Equiv. 0.125 in.)	OD (D) 7.938 mm _{+ 0.000 / - 0.0075} (Equiv. 0.313 in.)	Width (B) 3.571 mm _{+ 0.000 / - 0.125} (Equiv. 0.141 in.)
Material: Chrome Steel SAE 52100 Precision Grade: Abec 1 Closure Type: ZZ Bearing Type: Radial
Part Number: R2-5A-ZZ-MC3 (Each) 153 Available Now \| Further orders can be expected around Thu, Feb 12, 2026 Regular price $7.50 AUD Regular price Sale price $7.50 AUD Unit price per Each Excludes GST and overseas Taxes & Duties Quantity Required Larger quantities than the 153 available can be backordered.
Single Row Ball Bearings - 3.175x7.938x3.571 mm Unflanged - Chrome Steel SAE 52100 Bearing
ID (d) 3.175 mm _{+ 0.000 / - 0.0075} (Equiv. 0.125 in.)	OD (D) 7.938 mm _{+ 0.000 / - 0.0075} (Equiv. 0.313 in.)	Width (B) 3.571 mm _{+ 0.000 / - 0.125} (Equiv. 0.141 in.)
Material: Chrome Steel SAE 52100 Precision Grade: Abec 1 Closure Type: ZZ Bearing Type: Radial
Part Number: R2-5A-ZZ-MC3 (Each) 153 Available Now \| Further orders can be expected around Thu, Feb 12, 2026 Regular price $7.50 AUD Regular price Sale price $7.50 AUD Unit price per Each Excludes GST and overseas Taxes & Duties Quantity Required 153 Available Now. Backorder if more than 153.
R2-5A-ZZ-MC3 (Each) --- Single Row Ball Bearings - 3.175x7.938x3.571 mm Unflanged - Chrome Steel SAE 52100 Bearing R2-5A-ZZ-MC3 (Each) --- Single Row Ball Bearings - 3.175x7.938x3.571 mm Unflanged - Chrome Steel SAE 52100 Bearing Regular price $7.50 AUD Regular price Sale price $7.50 AUD Unit price per Each Excludes GST and overseas Taxes & Duties 153 Available Now
Single Row Ball Bearings - 3.175x9.525x3.969 mm Unflanged - Chrome Steel SAE 52100 Bearing
ID (d) 3.175 mm _{+ 0.000 / - 0.007} (Equiv. 0.125 in.)	OD (D) 9.525 mm _{+ 0.000 / - 0.007} (Equiv. 0.375 in.)	Width (B) 3.969 mm _{+ 0.000 / - 0.120} (Equiv. 0.156 in.)
Material: Chrome Steel SAE 52100 Precision Grade: P6 Closure Type: ZZ Bearing Type: Radial
Part Number: R2-ZZ-MC3-JP6 (PK-100) Out of Stock \| Backorder Now \| Orders can be expected around Thu, Feb 12, 2026 Regular price $454.14 AUD Regular price ~~$544.96 AUD~~ Sale price $454.14 AUD Unit price per Priced, Stocked and Sold Per 100 Units Excludes GST and overseas Taxes & Duties Quantity Required Backorder: Out of Stock.
Single Row Ball Bearings - 3.175x9.525x3.969 mm Unflanged - Chrome Steel SAE 52100 Bearing
ID (d) 3.175 mm _{+ 0.000 / - 0.007} (Equiv. 0.125 in.)	OD (D) 9.525 mm _{+ 0.000 / - 0.007} (Equiv. 0.375 in.)	Width (B) 3.969 mm _{+ 0.000 / - 0.120} (Equiv. 0.156 in.)
Material: Chrome Steel SAE 52100 Precision Grade: P6 Closure Type: ZZ Bearing Type: Radial
Part Number: R2-ZZ-MC3-JP6 (PK-100) Out of Stock \| Backorder Now \| Orders can be expected around Thu, Feb 12, 2026 Regular price $454.14 AUD Regular price ~~$544.96 AUD~~ Sale price $454.14 AUD Unit price per Priced, Stocked and Sold Per 100 Units Excludes GST and overseas Taxes & Duties Quantity Required Backorder: Out of Stock.
R2-ZZ-MC3-JP6 (PK-100) --- Single Row Ball Bearings - 3.175x9.525x3.969 mm Unflanged - Chrome Steel SAE 52100 Bearing Sale R2-ZZ-MC3-JP6 (PK-100) --- Single Row Ball Bearings - 3.175x9.525x3.969 mm Unflanged - Chrome Steel SAE 52100 Bearing Regular price $454.14 AUD Regular price ~~$544.96 AUD~~ Sale price $454.14 AUD Unit price per Priced, Stocked and Sold Per 100 Units Excludes GST and overseas Taxes & Duties Out of stock! Backorder Now Sale
Single Row Ball Bearings - 3.175x9.525x3.969 mm Unflanged - Chrome Steel SAE 52100 Bearing
ID (d) 3.175 mm (Equiv. 0.125 in.)	OD (D) 9.525 mm (Equiv. 0.375 in.)	Width (B) 3.969 mm (Equiv. 0.156 in.)
Material: Chrome Steel SAE 52100 Precision Grade: Economy Closure Type: ZZS Bearing Type: Radial
Part Number: R2-ZZS-ECO (PK-100) Out of Stock \| Backorder Now \| Orders can be expected around Sat, Jan 24, 2026 Regular price $73.59 AUD Regular price ~~$88.31 AUD~~ Sale price $73.59 AUD Unit price per Priced, Stocked and Sold Per 100 Units Excludes GST and overseas Taxes & Duties Quantity Required Backorder: Out of Stock.
Single Row Ball Bearings - 3.175x9.525x3.969 mm Unflanged - Chrome Steel SAE 52100 Bearing
ID (d) 3.175 mm (Equiv. 0.125 in.)	OD (D) 9.525 mm (Equiv. 0.375 in.)	Width (B) 3.969 mm (Equiv. 0.156 in.)
Material: Chrome Steel SAE 52100 Precision Grade: Economy Closure Type: ZZS Bearing Type: Radial
Part Number: R2-ZZS-ECO (PK-100) Out of Stock \| Backorder Now \| Orders can be expected around Sat, Jan 24, 2026 Regular price $73.59 AUD Regular price ~~$88.31 AUD~~ Sale price $73.59 AUD Unit price per Priced, Stocked and Sold Per 100 Units Excludes GST and overseas Taxes & Duties Quantity Required Backorder: Out of Stock.
R2-ZZS-ECO (PK-100) --- Single Row Ball Bearings - 3.175x9.525x3.969 mm Unflanged - Chrome Steel SAE 52100 Bearing Sale R2-ZZS-ECO (PK-100) --- Single Row Ball Bearings - 3.175x9.525x3.969 mm Unflanged - Chrome Steel SAE 52100 Bearing Regular price $73.59 AUD Regular price ~~$88.31 AUD~~ Sale price $73.59 AUD Unit price per Priced, Stocked and Sold Per 100 Units Excludes GST and overseas Taxes & Duties Out of stock! Backorder Now Sale
Single Row Ball Bearings - 3.175x9.525x3.969 mm Unflanged - Chrome Steel SAE 52100 Bearing
ID (d) 3.175 mm _{+ 0.000 / - 0.0075} (Equiv. 0.125 in.)	OD (D) 9.525 mm _{+ 0.000 / - 0.0075} (Equiv. 0.375 in.)	Width (B) 3.969 mm _{+ 0.000 / - 0.125} (Equiv. 0.156 in.)
Material: Chrome Steel SAE 52100 Precision Grade: Abec 1 Closure Type: Open Bearing Type: Radial
Part Number: R2-MC3-AF12 (Each) 2 Available Now \| Further orders can be expected around Wed, Feb 04, 2026 Regular price $22.50 AUD Regular price ~~$41.29 AUD~~ Sale price $22.50 AUD Unit price per Each Excludes GST and overseas Taxes & Duties Quantity Required Larger quantities than the 2 available can be backordered.
Single Row Ball Bearings - 3.175x9.525x3.969 mm Unflanged - Chrome Steel SAE 52100 Bearing
ID (d) 3.175 mm _{+ 0.000 / - 0.0075} (Equiv. 0.125 in.)	OD (D) 9.525 mm _{+ 0.000 / - 0.0075} (Equiv. 0.375 in.)	Width (B) 3.969 mm _{+ 0.000 / - 0.125} (Equiv. 0.156 in.)
Material: Chrome Steel SAE 52100 Precision Grade: Abec 1 Closure Type: Open Bearing Type: Radial
Part Number: R2-MC3-AF12 (Each) 2 Available Now \| Further orders can be expected around Wed, Feb 04, 2026 Regular price $22.50 AUD Regular price ~~$41.29 AUD~~ Sale price $22.50 AUD Unit price per Each Excludes GST and overseas Taxes & Duties Quantity Required 2 Available Now. Backorder if more than 2.
R2-MC3-AF12 (Each) --- Single Row Ball Bearings - 3.175x9.525x3.969 mm Unflanged - Chrome Steel SAE 52100 Bearing Sale R2-MC3-AF12 (Each) --- Single Row Ball Bearings - 3.175x9.525x3.969 mm Unflanged - Chrome Steel SAE 52100 Bearing Regular price $22.50 AUD Regular price ~~$41.29 AUD~~ Sale price $22.50 AUD Unit price per Each Excludes GST and overseas Taxes & Duties 2 Available Now Sale
Single Row Ball Bearings - 3.175x9.525x3.969 mm Unflanged - Chrome Steel SAE 52100 Bearing
ID (d) 3.175 mm _{+ 0.000 / - 0.0075} (Equiv. 0.125 in.)	OD (D) 9.525 mm _{+ 0.000 / - 0.0075} (Equiv. 0.375 in.)	Width (B) 3.969 mm _{+ 0.000 / - 0.125} (Equiv. 0.156 in.)
Material: Chrome Steel SAE 52100 Precision Grade: Abec 1 Closure Type: 2RS Bearing Type: Radial
Part Number: R2-2RS-MC3 (Each) 83 Available Now \| Further orders can be expected around Thu, Feb 12, 2026 Regular price $3.59 AUD Regular price Sale price $3.59 AUD Unit price per Each Excludes GST and overseas Taxes & Duties Quantity Required Larger quantities than the 83 available can be backordered.
Single Row Ball Bearings - 3.175x9.525x3.969 mm Unflanged - Chrome Steel SAE 52100 Bearing
ID (d) 3.175 mm _{+ 0.000 / - 0.0075} (Equiv. 0.125 in.)	OD (D) 9.525 mm _{+ 0.000 / - 0.0075} (Equiv. 0.375 in.)	Width (B) 3.969 mm _{+ 0.000 / - 0.125} (Equiv. 0.156 in.)
Material: Chrome Steel SAE 52100 Precision Grade: Abec 1 Closure Type: 2RS Bearing Type: Radial
Part Number: R2-2RS-MC3 (Each) 83 Available Now \| Further orders can be expected around Thu, Feb 12, 2026 Regular price $3.59 AUD Regular price Sale price $3.59 AUD Unit price per Each Excludes GST and overseas Taxes & Duties Quantity Required 83 Available Now. Backorder if more than 83.
R2-2RS-MC3 (Each) --- Single Row Ball Bearings - 3.175x9.525x3.969 mm Unflanged - Chrome Steel SAE 52100 Bearing R2-2RS-MC3 (Each) --- Single Row Ball Bearings - 3.175x9.525x3.969 mm Unflanged - Chrome Steel SAE 52100 Bearing Regular price $3.59 AUD Regular price Sale price $3.59 AUD Unit price per Each Excludes GST and overseas Taxes & Duties 83 Available Now
Single Row Ball Bearings - 3.175x9.525x3.969 mm Unflanged - Chrome Steel SAE 52100 Bearing
ID (d) 3.175 mm _{+ 0.000 / - 0.007} (Equiv. 0.125 in.)	OD (D) 9.525 mm _{+ 0.000 / - 0.007} (Equiv. 0.375 in.)	Width (B) 3.969 mm _{+ 0.000 / - 0.120} (Equiv. 0.156 in.)
Material: Chrome Steel SAE 52100 Precision Grade: P6 Closure Type: 2RU Bearing Type: Radial Deleted Item. Available while stocks last.
Part Number: R2-2RU-MC3-JP6-PS2 (Each) 27 Available Now \| Item Discontinued - Up to 27 may be ordered online. No backorders. Please contact us if you need a larger quantity Regular price $3.26 AUD Regular price ~~$3.92 AUD~~ Sale price $3.26 AUD Unit price per Each Excludes GST and overseas Taxes & Duties Quantity Required 27 Available Now. These are priced to quit. Please contact us for a quote if you require more.
Single Row Ball Bearings - 3.175x9.525x3.969 mm Unflanged - Chrome Steel SAE 52100 Bearing
ID (d) 3.175 mm _{+ 0.000 / - 0.007} (Equiv. 0.125 in.)	OD (D) 9.525 mm _{+ 0.000 / - 0.007} (Equiv. 0.375 in.)	Width (B) 3.969 mm _{+ 0.000 / - 0.120} (Equiv. 0.156 in.)
Material: Chrome Steel SAE 52100 Precision Grade: P6 Closure Type: 2RU Bearing Type: Radial Deleted Item. Available while stocks last.
Part Number: R2-2RU-MC3-JP6-PS2 (Each) 27 Available Now \| Item Discontinued - Up to 27 may be ordered online. No backorders. Please contact us if you need a larger quantity Regular price $3.26 AUD Regular price ~~$3.92 AUD~~ Sale price $3.26 AUD Unit price per Each Excludes GST and overseas Taxes & Duties Quantity Required 27 Available Now. These are priced to quit. Please contact us for a quote if you require more.
R2-2RU-MC3-JP6-PS2 (Each) --- Single Row Ball Bearings - 3.175x9.525x3.969 mm Unflanged - Chrome Steel SAE 52100 Bearing Sale R2-2RU-MC3-JP6-PS2 (Each) --- Single Row Ball Bearings - 3.175x9.525x3.969 mm Unflanged - Chrome Steel SAE 52100 Bearing Regular price $3.26 AUD Regular price ~~$3.92 AUD~~ Sale price $3.26 AUD Unit price per Each Excludes GST and overseas Taxes & Duties 27 Available Now Sale
Single Row Ball Bearings - 3.175x9.525x3.969 mm Unflanged - Chrome Steel SAE 52100 Bearing
ID (d) 3.175 mm _{+ 0.000 / - 0.0075} (Equiv. 0.125 in.)	OD (D) 9.525 mm _{+ 0.000 / - 0.0075} (Equiv. 0.375 in.)	Width (B) 3.969 mm _{+ 0.000 / - 0.125} (Equiv. 0.156 in.)
Material: Chrome Steel SAE 52100 Precision Grade: Abec 1 Closure Type: ZZ Bearing Type: Radial
Part Number: R2-ZZ-MC3 (PK-2) 6 units (12 pcs) Available Now \| Further orders can be expected around Thu, Feb 12, 2026 Regular price $6.41 AUD Regular price Sale price $6.41 AUD Unit price per Priced, Stocked and Sold Per 2 Units Excludes GST and overseas Taxes & Duties Quantity Required Larger quantities than the 6 available can be backordered.
Single Row Ball Bearings - 3.175x9.525x3.969 mm Unflanged - Chrome Steel SAE 52100 Bearing
ID (d) 3.175 mm _{+ 0.000 / - 0.0075} (Equiv. 0.125 in.)	OD (D) 9.525 mm _{+ 0.000 / - 0.0075} (Equiv. 0.375 in.)	Width (B) 3.969 mm _{+ 0.000 / - 0.125} (Equiv. 0.156 in.)
Material: Chrome Steel SAE 52100 Precision Grade: Abec 1 Closure Type: ZZ Bearing Type: Radial
Part Number: R2-ZZ-MC3 (PK-2) 6 units (12 pcs) Available Now \| Further orders can be expected around Thu, Feb 12, 2026 Regular price $6.41 AUD Regular price Sale price $6.41 AUD Unit price per Priced, Stocked and Sold Per 2 Units Excludes GST and overseas Taxes & Duties Quantity Required 6 units (12 pcs) Available Now. Backorder if more than 6.
R2-ZZ-MC3 (PK-2) --- Single Row Ball Bearings - 3.175x9.525x3.969 mm Unflanged - Chrome Steel SAE 52100 Bearing R2-ZZ-MC3 (PK-2) --- Single Row Ball Bearings - 3.175x9.525x3.969 mm Unflanged - Chrome Steel SAE 52100 Bearing Regular price $6.41 AUD Regular price Sale price $6.41 AUD Unit price per Priced, Stocked and Sold Per 2 Units Excludes GST and overseas Taxes & Duties 6 Available Now
Single Row Ball Bearings - 3.175x12.7x4.366 mm Unflanged - Chrome Steel SAE 52100 Bearing
ID (d) 3.175 mm _{+ 0.000 / - 0.0075} (Equiv. 0.125 in.)	OD (D) 12.700 mm _{+ 0.000 / - 0.0075} (Equiv. 0.5 in.)	Width (B) 4.366 mm _{+ 0.000 / - 0.125} (Equiv. 0.172 in.)
Material: Chrome Steel SAE 52100 Precision Grade: Abec 1 Closure Type: ZZ Bearing Type: Radial
Part Number: R2-8A-ZZ-MC3 (PK-100) Out of Stock \| Backorder Now \| Orders can be expected around Thu, Feb 12, 2026 Regular price $505.32 AUD Regular price ~~$606.38 AUD~~ Sale price $505.32 AUD Unit price per Priced, Stocked and Sold Per 100 Units Excludes GST and overseas Taxes & Duties Quantity Required Backorder: Out of Stock.
Single Row Ball Bearings - 3.175x12.7x4.366 mm Unflanged - Chrome Steel SAE 52100 Bearing
ID (d) 3.175 mm _{+ 0.000 / - 0.0075} (Equiv. 0.125 in.)	OD (D) 12.700 mm _{+ 0.000 / - 0.0075} (Equiv. 0.5 in.)	Width (B) 4.366 mm _{+ 0.000 / - 0.125} (Equiv. 0.172 in.)
Material: Chrome Steel SAE 52100 Precision Grade: Abec 1 Closure Type: ZZ Bearing Type: Radial
Part Number: R2-8A-ZZ-MC3 (PK-100) Out of Stock \| Backorder Now \| Orders can be expected around Thu, Feb 12, 2026 Regular price $505.32 AUD Regular price ~~$606.38 AUD~~ Sale price $505.32 AUD Unit price per Priced, Stocked and Sold Per 100 Units Excludes GST and overseas Taxes & Duties Quantity Required Backorder: Out of Stock.
R2-8A-ZZ-MC3 (PK-100) --- Single Row Ball Bearings - 3.175x12.7x4.366 mm Unflanged - Chrome Steel SAE 52100 Bearing Sale R2-8A-ZZ-MC3 (PK-100) --- Single Row Ball Bearings - 3.175x12.7x4.366 mm Unflanged - Chrome Steel SAE 52100 Bearing Regular price $505.32 AUD Regular price ~~$606.38 AUD~~ Sale price $505.32 AUD Unit price per Priced, Stocked and Sold Per 100 Units Excludes GST and overseas Taxes & Duties Out of stock! Backorder Now Sale
Single Row Ball Bearings - 3.175x12.7x4.366 mm Unflanged - Chrome Steel SAE 52100 Bearing
ID (d) 3.175 mm _{+ 0.000 / - 0.007} (Equiv. 0.125 in.)	OD (D) 12.700 mm _{+ 0.000 / - 0.007} (Equiv. 0.5 in.)	Width (B) 4.366 mm _{+ 0.000 / - 0.120} (Equiv. 0.172 in.)
Material: Chrome Steel SAE 52100 Precision Grade: P6 Closure Type: ZZ Bearing Type: Radial
Part Number: R2-8A-ZZ-MC3-JP6 (PK-100) Out of Stock \| Backorder Now \| Orders can be expected around Thu, Feb 12, 2026 Regular price $505.32 AUD Regular price ~~$606.38 AUD~~ Sale price $505.32 AUD Unit price per Priced, Stocked and Sold Per 100 Units Excludes GST and overseas Taxes & Duties Quantity Required Backorder: Out of Stock.
Single Row Ball Bearings - 3.175x12.7x4.366 mm Unflanged - Chrome Steel SAE 52100 Bearing
ID (d) 3.175 mm _{+ 0.000 / - 0.007} (Equiv. 0.125 in.)	OD (D) 12.700 mm _{+ 0.000 / - 0.007} (Equiv. 0.5 in.)	Width (B) 4.366 mm _{+ 0.000 / - 0.120} (Equiv. 0.172 in.)
Material: Chrome Steel SAE 52100 Precision Grade: P6 Closure Type: ZZ Bearing Type: Radial
Part Number: R2-8A-ZZ-MC3-JP6 (PK-100) Out of Stock \| Backorder Now \| Orders can be expected around Thu, Feb 12, 2026 Regular price $505.32 AUD Regular price ~~$606.38 AUD~~ Sale price $505.32 AUD Unit price per Priced, Stocked and Sold Per 100 Units Excludes GST and overseas Taxes & Duties Quantity Required Backorder: Out of Stock.
R2-8A-ZZ-MC3-JP6 (PK-100) --- Single Row Ball Bearings - 3.175x12.7x4.366 mm Unflanged - Chrome Steel SAE 52100 Bearing Sale R2-8A-ZZ-MC3-JP6 (PK-100) --- Single Row Ball Bearings - 3.175x12.7x4.366 mm Unflanged - Chrome Steel SAE 52100 Bearing Regular price $505.32 AUD Regular price ~~$606.38 AUD~~ Sale price $505.32 AUD Unit price per Priced, Stocked and Sold Per 100 Units Excludes GST and overseas Taxes & Duties Out of stock! Backorder Now Sale

Miniature Bearings Australia Pty Ltd
3/8 Boyland Avenue
Coopers Plains, Queensland, Australia.
(ABN: 94 069 113 800)