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

Bearings -> Single Row Ball -> Unflanged -> Precision -> Chrome Steel
ID (d) O.D. (D) Width (B) Inner Ring Width (Bn) Flange Diameter (DF) Flange Width (BF) Indicative
Image
Single Row Ball Bearings - 2.5x8x2.5 mm Unflanged - Chrome Steel SAE 52100 Bearing
ID (d)
2.500
mm
+ 0.000 / - 0.0075
(Equiv. 0.098 in.)
O.D. (D)
8.000
mm
+ 0.000 / - 0.0075
(Equiv. 0.315 in.)
Width (B)
2.500
mm
+ 0.000 / - 0.125
(Equiv. 0.098 in.)
Single Row Ball Bearings - 2.5x8x2.5 mm - Chrome Steel SAE 52100
Material: Chrome Steel SAE 52100    Precision Grade: Abec 1    Closure Type: Open    Bearing Type: Radial   
Part Number: MR82X-MC3-AF12 (Pack of 20)
Out of Stock | Backorder Now | Backorder now for delivery around Mon, Sep 07, 2026
Regular price $133.05 AUD
Regular price $158.05 AUD Sale price $133.05 AUD
Priced, Stocked and Sold Per pack of 20
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
ID (d) O.D. (D) Width (B) Inner Ring Width (Bn) Indicative
Image
Single Row Ball Bearings - 2.5x8x2.5 mm Unflanged - Chrome Steel SAE 52100 Bearing
ID (d)
2.500
mm
+ 0.000 / - 0.0075
(Equiv. 0.098 in.)
O.D. (D)
8.000
mm
+ 0.000 / - 0.0075
(Equiv. 0.315 in.)
Width (B)
2.500
mm
+ 0.000 / - 0.125
(Equiv. 0.098 in.)
Single Row Ball Bearings - 2.5x8x2.5 mm - Chrome Steel SAE 52100
Material: Chrome Steel SAE 52100    Precision Grade: Abec 1    Closure Type: Open    Bearing Type: Radial   
Part Number: MR82X-MC3-AF12 (Pack of 20)
Out of Stock | Backorder Now | Backorder now for delivery around Mon, Sep 07, 2026
Regular price $133.05 AUD
Regular price $158.05 AUD Sale price $133.05 AUD
Priced, Stocked and Sold Per pack of 20
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Single Row Ball Bearings - 2.5x8x2.5 mm Unflanged - Chrome Steel SAE 52100 Bearing
ID (d)
2.500
mm
+ 0.000 / - 0.007
(Equiv. 0.098 in.)
O.D. (D)
8.000
mm
+ 0.000 / - 0.007
(Equiv. 0.315 in.)
Width (B)
2.500
mm
+ 0.000 / - 0.040
(Equiv. 0.098 in.)
Single Row Ball Bearings - 2.5x8x2.5 mm - Chrome Steel SAE 52100
Material: Chrome Steel SAE 52100    Precision Grade: P6    Closure Type: Open    Bearing Type: Radial   
Part Number: MR82X-MC3-JP6-AF12 (Each)
4 Available Now | Item Discontinued - Up to 4 may be ordered online. No backorders. Please contact us if you need a larger quantity
Regular price $3.59 AUD
Regular price $6.16 AUD Sale price $3.59 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

4 Available Now. These are priced to quit. Please contact us for a quote if you require more.
Single Row Ball Bearings - 2.5x8x2.5 mm Unflanged - Chrome Steel SAE 52100 Bearing
ID (d)
2.500
mm
+ 0.000 / - 0.007
(Equiv. 0.098 in.)
O.D. (D)
8.000
mm
+ 0.000 / - 0.007
(Equiv. 0.315 in.)
Width (B)
2.500
mm
+ 0.000 / - 0.040
(Equiv. 0.098 in.)
Single Row Ball Bearings - 2.5x8x2.5 mm - Chrome Steel SAE 52100
Material: Chrome Steel SAE 52100    Precision Grade: P6    Closure Type: Open    Bearing Type: Radial   
Part Number: MR82X-MC3-JP6-AF12 (Each)
4 Available Now | Item Discontinued - Up to 4 may be ordered online. No backorders. Please contact us if you need a larger quantity
Regular price $3.59 AUD
Regular price $6.16 AUD Sale price $3.59 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

4 Available Now. These are priced to quit. Please contact us for a quote if you require more.
Single Row Ball Bearings - 2.5x8x4 mm Unflanged - Chrome Steel SAE 52100 Bearing
ID (d)
2.500
mm
+ 0.000 / - 0.0075
(Equiv. 0.098 in.)
O.D. (D)
8.000
mm
+ 0.000 / - 0.0075
(Equiv. 0.315 in.)
Width (B)
4.000
mm
+ 0.000 / - 0.125
(Equiv. 0.157 in.)
Single Row Ball Bearings - 2.5x8x4 mm - Chrome Steel SAE 52100
Material: Chrome Steel SAE 52100    Precision Grade: Abec 1    Closure Type: ZZ    Bearing Type: Radial   
Part Number: 602XA-ZZ-MC3 (Pack of 100)
Out of Stock | Backorder Now | Backorder now for delivery around Mon, Sep 07, 2026
Regular price $631.59 AUD
Regular price $756.31 AUD Sale price $631.59 AUD
Priced, Stocked and Sold Per pack of 100
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Single Row Ball Bearings - 2.5x8x4 mm Unflanged - Chrome Steel SAE 52100 Bearing
ID (d)
2.500
mm
+ 0.000 / - 0.0075
(Equiv. 0.098 in.)
O.D. (D)
8.000
mm
+ 0.000 / - 0.0075
(Equiv. 0.315 in.)
Width (B)
4.000
mm
+ 0.000 / - 0.125
(Equiv. 0.157 in.)
Single Row Ball Bearings - 2.5x8x4 mm - Chrome Steel SAE 52100
Material: Chrome Steel SAE 52100    Precision Grade: Abec 1    Closure Type: ZZ    Bearing Type: Radial   
Part Number: 602XA-ZZ-MC3 (Pack of 100)
Out of Stock | Backorder Now | Backorder now for delivery around Mon, Sep 07, 2026
Regular price $631.59 AUD
Regular price $756.31 AUD Sale price $631.59 AUD
Priced, Stocked and Sold Per pack of 100
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Single Row Ball Bearings - 2.5x8x4 mm Unflanged - Chrome Steel SAE 52100 Bearing
ID (d)
2.500
mm
+ 0.000 / - 0.007
(Equiv. 0.098 in.)
O.D. (D)
8.000
mm
+ 0.000 / - 0.007
(Equiv. 0.315 in.)
Width (B)
4.000
mm
+ 0.000 / - 0.040
(Equiv. 0.157 in.)
Single Row Ball Bearings - 2.5x8x4 mm - Chrome Steel SAE 52100
Material: Chrome Steel SAE 52100    Precision Grade: P6    Closure Type: ZZ    Bearing Type: Radial   
Part Number: 602XA-ZZ-MC3-JP6 (Pack of 100)
Contact Us | Special Order Only - Please contact us if you need a large quantity
Single Row Ball Bearings - 2.5x8x4 mm Unflanged - Chrome Steel SAE 52100 Bearing
ID (d)
2.500
mm
+ 0.000 / - 0.007
(Equiv. 0.098 in.)
O.D. (D)
8.000
mm
+ 0.000 / - 0.007
(Equiv. 0.315 in.)
Width (B)
4.000
mm
+ 0.000 / - 0.040
(Equiv. 0.157 in.)
Single Row Ball Bearings - 2.5x8x4 mm - Chrome Steel SAE 52100
Material: Chrome Steel SAE 52100    Precision Grade: P6    Closure Type: ZZ    Bearing Type: Radial   
Part Number: 602XA-ZZ-MC3-JP6 (Pack of 100)
Contact Us | Special Order Only - Please contact us if you need a large quantity | Backorder now for delivery around Sun, Apr 29, 2029
Single Row Ball Bearings - 3x6x2 mm Unflanged - Chrome Steel SAE 52100 Bearing
ID (d)
3.000
mm
+ 0.000 / - 0.0075
(Equiv. 0.118 in.)
O.D. (D)
6.000
mm
+ 0.000 / - 0.0075
(Equiv. 0.236 in.)
Width (B)
2.000
mm
+ 0.000 / - 0.125
(Equiv. 0.079 in.)
Single Row Ball Bearings - 3x6x2 mm - Chrome Steel SAE 52100
Material: Chrome Steel SAE 52100    Precision Grade: Abec 1    Closure Type: Open    Bearing Type: Radial   
Open standard bearing with low-torque light oil lubricant
Part Number: MR63-MC3-AF12 (Pack of 50)
Out of Stock | Backorder Now | Backorder now for delivery around Mon, Sep 07, 2026
Regular price $276.32 AUD
Regular price $329.98 AUD Sale price $276.32 AUD
Priced, Stocked and Sold Per pack of 50
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Single Row Ball Bearings - 3x6x2 mm Unflanged - Chrome Steel SAE 52100 Bearing
ID (d)
3.000
mm
+ 0.000 / - 0.0075
(Equiv. 0.118 in.)
O.D. (D)
6.000
mm
+ 0.000 / - 0.0075
(Equiv. 0.236 in.)
Width (B)
2.000
mm
+ 0.000 / - 0.125
(Equiv. 0.079 in.)
Single Row Ball Bearings - 3x6x2 mm - Chrome Steel SAE 52100
Material: Chrome Steel SAE 52100    Precision Grade: Abec 1    Closure Type: Open    Bearing Type: Radial   
Open standard bearing with low-torque light oil lubricant
Part Number: MR63-MC3-AF12 (Pack of 50)
Out of Stock | Backorder Now | Backorder now for delivery around Mon, Sep 07, 2026
Regular price $276.32 AUD
Regular price $329.98 AUD Sale price $276.32 AUD
Priced, Stocked and Sold Per pack of 50
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Single Row Ball Bearings - 3x6x2 mm Unflanged - Chrome Steel SAE 52100 Bearing
ID (d)
3.000
mm
O.D. (D)
6.000
mm
Width (B)
2.000
mm
Single Row Ball Bearings - 3x6x2 mm - Chrome Steel SAE 52100
Material: Chrome Steel SAE 52100    Precision Grade: Economy    Closure Type: ZZS    Bearing Type: Radial   
Non ISO Width
Part Number: MR63-ZZS-ECO (Each)
8 Available Now | Further orders can be expected around Tue, Sep 15, 2026
Regular price $16.14 AUD
Regular price Sale price $16.14 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Larger quantities than the 8 available can be backordered.
Single Row Ball Bearings - 3x6x2 mm Unflanged - Chrome Steel SAE 52100 Bearing
ID (d)
3.000
mm
O.D. (D)
6.000
mm
Width (B)
2.000
mm
Single Row Ball Bearings - 3x6x2 mm - Chrome Steel SAE 52100
Material: Chrome Steel SAE 52100    Precision Grade: Economy    Closure Type: ZZS    Bearing Type: Radial   
Non ISO Width
Part Number: MR63-ZZS-ECO (Each)
8 Available Now | Further orders can be expected around Tue, Sep 15, 2026
Regular price $16.14 AUD
Regular price Sale price $16.14 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

8 Available Now. Backorder if more than 8.
Single Row Ball Bearings - 3.969x7.938x3.175 mm Unflanged - Chrome Steel SAE 52100 Bearing
ID (d)
3.969
mm
+ 0.000 / - 0.007
(Equiv. 0.156 in.)
O.D. (D)
7.938
mm
+ 0.000 / - 0.007
(Equiv. 0.313 in.)
Width (B)
3.175
mm
+ 0.000 / - 0.120
(Equiv. 0.125 in.)
Single Row Ball Bearings - 3.969x7.938x3.175 mm - Chrome Steel SAE 52100
Material: Chrome Steel SAE 52100    Precision Grade: P6    Closure Type: ZZS    Bearing Type: Radial   
Part Number: R155A-ZZS-MC3-JP6 (PK-20)
Contact Us | Special Order Only - Please contact us if you need a large quantity
Single Row Ball Bearings - 3.969x7.938x3.175 mm Unflanged - Chrome Steel SAE 52100 Bearing
ID (d)
3.969
mm
+ 0.000 / - 0.007
(Equiv. 0.156 in.)
O.D. (D)
7.938
mm
+ 0.000 / - 0.007
(Equiv. 0.313 in.)
Width (B)
3.175
mm
+ 0.000 / - 0.120
(Equiv. 0.125 in.)
Single Row Ball Bearings - 3.969x7.938x3.175 mm - Chrome Steel SAE 52100
Material: Chrome Steel SAE 52100    Precision Grade: P6    Closure Type: ZZS    Bearing Type: Radial   
Part Number: R155A-ZZS-MC3-JP6 (PK-20)
Contact Us | Special Order Only - Please contact us if you need a large quantity | Backorder now for delivery around Sun, Apr 29, 2029
Single Row Ball Bearings - 3x6x2.5 mm Unflanged - Chrome Steel SAE 52100 Bearing
ID (d)
3.000
mm
O.D. (D)
6.000
mm
Width (B)
2.500
mm
Single Row Ball Bearings - 3x6x2.5 mm - Chrome Steel SAE 52100
Material: Chrome Steel SAE 52100    Precision Grade: Economy    Closure Type: ZZS    Bearing Type: Radial   
Double shielded economy bearing
Part Number: MR63A-ZZ-ECO (Each)
Out of Stock | Backorder Now | Backorder now for delivery around Tue, Sep 01, 2026
Regular price $1.95 AUD
Regular price Sale price $1.95 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Single Row Ball Bearings - 3x6x2.5 mm Unflanged - Chrome Steel SAE 52100 Bearing
ID (d)
3.000
mm
O.D. (D)
6.000
mm
Width (B)
2.500
mm
Single Row Ball Bearings - 3x6x2.5 mm - Chrome Steel SAE 52100
Material: Chrome Steel SAE 52100    Precision Grade: Economy    Closure Type: ZZS    Bearing Type: Radial   
Double shielded economy bearing
Part Number: MR63A-ZZ-ECO (Each)
Out of Stock | Backorder Now | Backorder now for delivery around Tue, Sep 01, 2026
Regular price $1.95 AUD
Regular price Sale price $1.95 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Single Row Ball Bearings - 3x6x2.5 mm Unflanged - Chrome Steel SAE 52100 Bearing
ID (d)
3.000
mm
+ 0.000 / - 0.0075
(Equiv. 0.118 in.)
O.D. (D)
6.000
mm
+ 0.000 / - 0.0075
(Equiv. 0.236 in.)
Width (B)
2.500
mm
+ 0.000 / - 0.125
(Equiv. 0.098 in.)
Single Row Ball Bearings - 3x6x2.5 mm - Chrome Steel SAE 52100
Material: Chrome Steel SAE 52100    Precision Grade: Abec 1    Closure Type: ZZ    Bearing Type: Radial   
Double shielded standard bearing
Part Number: MR63A-ZZ-MC3 (Each)
28 Available Now | Further orders can be expected around Mon, Sep 07, 2026
Regular price $4.86 AUD
Regular price Sale price $4.86 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Larger quantities than the 28 available can be backordered.
Single Row Ball Bearings - 3x6x2.5 mm Unflanged - Chrome Steel SAE 52100 Bearing
ID (d)
3.000
mm
+ 0.000 / - 0.0075
(Equiv. 0.118 in.)
O.D. (D)
6.000
mm
+ 0.000 / - 0.0075
(Equiv. 0.236 in.)
Width (B)
2.500
mm
+ 0.000 / - 0.125
(Equiv. 0.098 in.)
Single Row Ball Bearings - 3x6x2.5 mm - Chrome Steel SAE 52100
Material: Chrome Steel SAE 52100    Precision Grade: Abec 1    Closure Type: ZZ    Bearing Type: Radial   
Double shielded standard bearing
Part Number: MR63A-ZZ-MC3 (Each)
28 Available Now | Further orders can be expected around Mon, Sep 07, 2026
Regular price $4.86 AUD
Regular price Sale price $4.86 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

28 Available Now. Backorder if more than 28.
Single Row Ball Bearings - 3x7x2.5 mm Unflanged - Chrome Steel SAE 52100 Bearing
ID (d)
3.000
mm
O.D. (D)
7.000
mm
Width (B)
2.500
mm
Single Row Ball Bearings - 3x7x2.5 mm - Chrome Steel SAE 52100
Material: Chrome Steel SAE 52100    Precision Grade: Economy    Closure Type: Open    Bearing Type: Radial   
Non ISO Width
Part Number: 683B-ACO-ECO (Pack of 1000)
Out of Stock | Backorder Now | Backorder now for delivery around Mon, Sep 07, 2026
Regular price $1,303.59 AUD
Regular price $1,562.71 AUD Sale price $1,303.59 AUD
Priced, Stocked and Sold Per pack of 1000
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Single Row Ball Bearings - 3x7x2.5 mm Unflanged - Chrome Steel SAE 52100 Bearing
ID (d)
3.000
mm
O.D. (D)
7.000
mm
Width (B)
2.500
mm
Single Row Ball Bearings - 3x7x2.5 mm - Chrome Steel SAE 52100
Material: Chrome Steel SAE 52100    Precision Grade: Economy    Closure Type: Open    Bearing Type: Radial   
Non ISO Width
Part Number: 683B-ACO-ECO (Pack of 1000)
Out of Stock | Backorder Now | Backorder now for delivery around Mon, Sep 07, 2026
Regular price $1,303.59 AUD
Regular price $1,562.71 AUD Sale price $1,303.59 AUD
Priced, Stocked and Sold Per pack of 1000
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Single Row Ball Bearings - 3x7x3 mm Unflanged - Chrome Steel SAE 52100 Bearing
ID (d)
3.000
mm
O.D. (D)
7.000
mm
Width (B)
3.000
mm
Single Row Ball Bearings - 3x7x3 mm - Chrome Steel SAE 52100
Material: Chrome Steel SAE 52100    Precision Grade: Economy    Closure Type: ZZS    Bearing Type: Radial   
Double shielded economy bearing
Part Number: 683A-ZZS-ECO (Pack of 5)
26 units (130 pcs) Available Now | Further orders can be expected around Tue, Sep 01, 2026
Regular price $5.32 AUD
Regular price Sale price $5.32 AUD
Priced, Stocked and Sold Per pack of 5
Excludes GST and overseas Taxes & Duties
Quantity Required

Larger quantities than the 26 available can be backordered.
Single Row Ball Bearings - 3x7x3 mm Unflanged - Chrome Steel SAE 52100 Bearing
ID (d)
3.000
mm
O.D. (D)
7.000
mm
Width (B)
3.000
mm
Single Row Ball Bearings - 3x7x3 mm - Chrome Steel SAE 52100
Material: Chrome Steel SAE 52100    Precision Grade: Economy    Closure Type: ZZS    Bearing Type: Radial   
Double shielded economy bearing
Part Number: 683A-ZZS-ECO (Pack of 5)
26 units (130 pcs) Available Now | Further orders can be expected around Tue, Sep 01, 2026
Regular price $5.32 AUD
Regular price Sale price $5.32 AUD
Priced, Stocked and Sold Per pack of 5
Excludes GST and overseas Taxes & Duties
Quantity Required

26 units (130 pcs) Available Now. Backorder if more than 26.
Single Row Ball Bearings - 3x7x3 mm Unflanged - Chrome Steel SAE 52100 Bearing
ID (d)
3.000
mm
O.D. (D)
7.000
mm
Width (B)
3.000
mm
Single Row Ball Bearings - 3x7x3 mm - Chrome Steel SAE 52100
Material: Chrome Steel SAE 52100    Precision Grade: Economy    Closure Type: 2GS    Bearing Type: Radial   
Double green rubber sealed economy bearing
Part Number: 683A-2RG-ECO (Each)
24 Available Now | Further orders can be expected around Tue, Sep 15, 2026
Regular price $15.68 AUD
Regular price Sale price $15.68 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Larger quantities than the 24 available can be backordered.
Single Row Ball Bearings - 3x7x3 mm Unflanged - Chrome Steel SAE 52100 Bearing
ID (d)
3.000
mm
O.D. (D)
7.000
mm
Width (B)
3.000
mm
Single Row Ball Bearings - 3x7x3 mm - Chrome Steel SAE 52100
Material: Chrome Steel SAE 52100    Precision Grade: Economy    Closure Type: 2GS    Bearing Type: Radial   
Double green rubber sealed economy bearing
Part Number: 683A-2RG-ECO (Each)
24 Available Now | Further orders can be expected around Tue, Sep 15, 2026
Regular price $15.68 AUD
Regular price Sale price $15.68 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

24 Available Now. Backorder if more than 24.
Single Row Ball Bearings - 3x7x3 mm Unflanged - Chrome Steel SAE 52100 Bearing
ID (d)
3.000
mm
+ 0.000 / - 0.0075
(Equiv. 0.118 in.)
O.D. (D)
7.000
mm
+ 0.000 / - 0.0075
(Equiv. 0.276 in.)
Width (B)
3.000
mm
+ 0.000 / - 0.125
(Equiv. 0.118 in.)
Single Row Ball Bearings - 3x7x3 mm - Chrome Steel SAE 52100
Material: Chrome Steel SAE 52100    Precision Grade: Abec 1    Closure Type: ZZ    Bearing Type: Radial   
Double shielded standard bearing
Part Number: 683A-ZZ-MC3 (Each)
106 Available Now | Further orders can be expected around Tue, Sep 01, 2026
Regular price $7.86 AUD
Regular price Sale price $7.86 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Larger quantities than the 106 available can be backordered.
Single Row Ball Bearings - 3x7x3 mm Unflanged - Chrome Steel SAE 52100 Bearing
ID (d)
3.000
mm
+ 0.000 / - 0.0075
(Equiv. 0.118 in.)
O.D. (D)
7.000
mm
+ 0.000 / - 0.0075
(Equiv. 0.276 in.)
Width (B)
3.000
mm
+ 0.000 / - 0.125
(Equiv. 0.118 in.)
Single Row Ball Bearings - 3x7x3 mm - Chrome Steel SAE 52100
Material: Chrome Steel SAE 52100    Precision Grade: Abec 1    Closure Type: ZZ    Bearing Type: Radial   
Double shielded standard bearing
Part Number: 683A-ZZ-MC3 (Each)
106 Available Now | Further orders can be expected around Tue, Sep 01, 2026
Regular price $7.86 AUD
Regular price Sale price $7.86 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

106 Available Now. Backorder if more than 106.
Single Row Ball Bearings - 3x8x3 mm Unflanged - Chrome Steel SAE 52100 Bearing
ID (d)
3.000
mm
O.D. (D)
8.000
mm
Width (B)
3.000
mm
Single Row Ball Bearings - 3x8x3 mm - Chrome Steel SAE 52100
Material: Chrome Steel SAE 52100    Precision Grade: Economy    Closure Type: ZZS    Bearing Type: Radial   
Double shielded economy bearing with a NON-ISO Width
Part Number: 693-ZZS-ECO (Pack of 2)
15 units (30 pcs) Available Now | Further orders can be expected around Tue, Sep 01, 2026
Regular price $3.59 AUD
Regular price Sale price $3.59 AUD
Priced, Stocked and Sold Per pack of 2
Excludes GST and overseas Taxes & Duties
Quantity Required

Larger quantities than the 15 available can be backordered.
Single Row Ball Bearings - 3x8x3 mm Unflanged - Chrome Steel SAE 52100 Bearing
ID (d)
3.000
mm
O.D. (D)
8.000
mm
Width (B)
3.000
mm
Single Row Ball Bearings - 3x8x3 mm - Chrome Steel SAE 52100
Material: Chrome Steel SAE 52100    Precision Grade: Economy    Closure Type: ZZS    Bearing Type: Radial   
Double shielded economy bearing with a NON-ISO Width
Part Number: 693-ZZS-ECO (Pack of 2)
15 units (30 pcs) Available Now | Further orders can be expected around Tue, Sep 01, 2026
Regular price $3.59 AUD
Regular price Sale price $3.59 AUD
Priced, Stocked and Sold Per pack of 2
Excludes GST and overseas Taxes & Duties
Quantity Required

15 units (30 pcs) Available Now. Backorder if more than 15.
Single Row Ball Bearings - 3x8x3 mm Unflanged - Chrome Steel SAE 52100 Bearing
ID (d)
3.000
mm
+ 0.000 / - 0.0075
(Equiv. 0.118 in.)
O.D. (D)
8.000
mm
+ 0.000 / - 0.0075
(Equiv. 0.315 in.)
Width (B)
3.000
mm
+ 0.000 / - 0.125
(Equiv. 0.118 in.)
Single Row Ball Bearings - 3x8x3 mm - Chrome Steel SAE 52100
Material: Chrome Steel SAE 52100    Precision Grade: Abec 1    Closure Type: Open    Bearing Type: Radial   
Part Number: 693-MC3-AF12 (Pack of 50)
Out of Stock | Backorder Now | Backorder now for delivery around Mon, Sep 07, 2026
Regular price $299.14 AUD
Regular price $357.36 AUD Sale price $299.14 AUD
Priced, Stocked and Sold Per pack of 50
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Single Row Ball Bearings - 3x8x3 mm Unflanged - Chrome Steel SAE 52100 Bearing
ID (d)
3.000
mm
+ 0.000 / - 0.0075
(Equiv. 0.118 in.)
O.D. (D)
8.000
mm
+ 0.000 / - 0.0075
(Equiv. 0.315 in.)
Width (B)
3.000
mm
+ 0.000 / - 0.125
(Equiv. 0.118 in.)
Single Row Ball Bearings - 3x8x3 mm - Chrome Steel SAE 52100
Material: Chrome Steel SAE 52100    Precision Grade: Abec 1    Closure Type: Open    Bearing Type: Radial   
Part Number: 693-MC3-AF12 (Pack of 50)
Out of Stock | Backorder Now | Backorder now for delivery around Mon, Sep 07, 2026
Regular price $299.14 AUD
Regular price $357.36 AUD Sale price $299.14 AUD
Priced, Stocked and Sold Per pack of 50
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Single Row Ball Bearings - 3x8x3 mm Unflanged - Chrome Steel SAE 52100 Bearing
ID (d)
3.000
mm
+ 0.000 / - 0.0075
(Equiv. 0.118 in.)
O.D. (D)
8.000
mm
+ 0.000 / - 0.0075
(Equiv. 0.315 in.)
Width (B)
3.000
mm
+ 0.000 / - 0.125
(Equiv. 0.118 in.)
Single Row Ball Bearings - 3x8x3 mm - Chrome Steel SAE 52100
Material: Chrome Steel SAE 52100    Precision Grade: Abec 1    Closure Type: ZZS    Bearing Type: Radial   
Non ISO Width
Part Number: 693-ZZS-MC3 (Each)
Out of Stock | Backorder Now | More stock due: 200 around Thu, Aug 06, 2026 | Further orders can be expected around Mon, Sep 07, 2026
Regular price $8.23 AUD
Regular price Sale price $8.23 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Single Row Ball Bearings - 3x8x3 mm Unflanged - Chrome Steel SAE 52100 Bearing
ID (d)
3.000
mm
+ 0.000 / - 0.0075
(Equiv. 0.118 in.)
O.D. (D)
8.000
mm
+ 0.000 / - 0.0075
(Equiv. 0.315 in.)
Width (B)
3.000
mm
+ 0.000 / - 0.125
(Equiv. 0.118 in.)
Single Row Ball Bearings - 3x8x3 mm - Chrome Steel SAE 52100
Material: Chrome Steel SAE 52100    Precision Grade: Abec 1    Closure Type: ZZS    Bearing Type: Radial   
Non ISO Width
Part Number: 693-ZZS-MC3 (Each)
Out of Stock | Backorder Now | More stock due: 200 around Thu, Aug 06, 2026 | Further orders can be expected around Mon, Sep 07, 2026
Regular price $8.23 AUD
Regular price Sale price $8.23 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Single Row Ball Bearings - 3x8x4 mm Unflanged - Chrome Steel SAE 52100 Bearing
ID (d)
3.000
mm
O.D. (D)
8.000
mm
Width (B)
4.000
mm
Single Row Ball Bearings - 3x8x4 mm - Chrome Steel SAE 52100
Material: Chrome Steel SAE 52100    Precision Grade: Economy    Closure Type: ZZ    Bearing Type: Radial   
Part Number: 693A-ZZ-ECO (Each)
11 Available Now | Further orders can be expected around Thu, Sep 10, 2026
Regular price $3.95 AUD
Regular price Sale price $3.95 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Larger quantities than the 11 available can be backordered.
Single Row Ball Bearings - 3x8x4 mm Unflanged - Chrome Steel SAE 52100 Bearing
ID (d)
3.000
mm
O.D. (D)
8.000
mm
Width (B)
4.000
mm
Single Row Ball Bearings - 3x8x4 mm - Chrome Steel SAE 52100
Material: Chrome Steel SAE 52100    Precision Grade: Economy    Closure Type: ZZ    Bearing Type: Radial   
Part Number: 693A-ZZ-ECO (Each)
11 Available Now | Further orders can be expected around Thu, Sep 10, 2026
Regular price $3.95 AUD
Regular price Sale price $3.95 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

11 Available Now. Backorder if more than 11.
Single Row Ball Bearings - 3x8x4 mm Unflanged - Chrome Steel SAE 52100 Bearing
ID (d)
3.000
mm
+ 0.000 / - 0.0075
(Equiv. 0.118 in.)
O.D. (D)
8.000
mm
+ 0.000 / - 0.0075
(Equiv. 0.315 in.)
Width (B)
4.000
mm
+ 0.000 / - 0.125
(Equiv. 0.157 in.)
Single Row Ball Bearings - 3x8x4 mm - Chrome Steel SAE 52100
Material: Chrome Steel SAE 52100    Precision Grade: Abec 1    Closure Type: ZZ    Bearing Type: Radial   
Part Number: 693A-ZZ-MC4-AF12 (Pack of 100)
Out of Stock | Backorder Now | Backorder now for delivery around Mon, Sep 07, 2026
Regular price $598.95 AUD
Regular price $717.15 AUD Sale price $598.95 AUD
Priced, Stocked and Sold Per pack of 100
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Single Row Ball Bearings - 3x8x4 mm Unflanged - Chrome Steel SAE 52100 Bearing
ID (d)
3.000
mm
+ 0.000 / - 0.0075
(Equiv. 0.118 in.)
O.D. (D)
8.000
mm
+ 0.000 / - 0.0075
(Equiv. 0.315 in.)
Width (B)
4.000
mm
+ 0.000 / - 0.125
(Equiv. 0.157 in.)
Single Row Ball Bearings - 3x8x4 mm - Chrome Steel SAE 52100
Material: Chrome Steel SAE 52100    Precision Grade: Abec 1    Closure Type: ZZ    Bearing Type: Radial   
Part Number: 693A-ZZ-MC4-AF12 (Pack of 100)
Out of Stock | Backorder Now | Backorder now for delivery around Mon, Sep 07, 2026
Regular price $598.95 AUD
Regular price $717.15 AUD Sale price $598.95 AUD
Priced, Stocked and Sold Per pack of 100
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Single Row Ball Bearings - 3x8x4 mm Unflanged - Chrome Steel SAE 52100 Bearing
ID (d)
3.000
mm
+ 0.000 / - 0.0075
(Equiv. 0.118 in.)
O.D. (D)
8.000
mm
+ 0.000 / - 0.0075
(Equiv. 0.315 in.)
Width (B)
4.000
mm
+ 0.000 / - 0.125
(Equiv. 0.157 in.)
Single Row Ball Bearings - 3x8x4 mm - Chrome Steel SAE 52100
Material: Chrome Steel SAE 52100    Precision Grade: Abec 1    Closure Type: ZZ    Bearing Type: Radial   
Double shielded standard bearing
Part Number: 693A-ZZ-MC3 (Each)
158 Available Now | Further orders can be expected around Mon, Sep 07, 2026
Regular price $4.14 AUD
Regular price Sale price $4.14 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Larger quantities than the 158 available can be backordered.
Single Row Ball Bearings - 3x8x4 mm Unflanged - Chrome Steel SAE 52100 Bearing
ID (d)
3.000
mm
+ 0.000 / - 0.0075
(Equiv. 0.118 in.)
O.D. (D)
8.000
mm
+ 0.000 / - 0.0075
(Equiv. 0.315 in.)
Width (B)
4.000
mm
+ 0.000 / - 0.125
(Equiv. 0.157 in.)
Single Row Ball Bearings - 3x8x4 mm - Chrome Steel SAE 52100
Material: Chrome Steel SAE 52100    Precision Grade: Abec 1    Closure Type: ZZ    Bearing Type: Radial   
Double shielded standard bearing
Part Number: 693A-ZZ-MC3 (Each)
158 Available Now | Further orders can be expected around Mon, Sep 07, 2026
Regular price $4.14 AUD
Regular price Sale price $4.14 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

158 Available Now. Backorder if more than 158.
Single Row Ball Bearings - 3x8x4 mm Unflanged - Chrome Steel SAE 52100 Bearing
ID (d)
3.000
mm
O.D. (D)
8.000
mm
Width (B)
4.000
mm
Single Row Ball Bearings - 3x8x4 mm - Chrome Steel SAE 52100
Material: Chrome Steel SAE 52100    Precision Grade: Economy    Closure Type: 2RS    Bearing Type: Radial   
Double black rubber sealed economy bearing
Part Number: 693A-2RS-ECO (Each)
Out of Stock | Backorder Now | Backorder now for delivery around Thu, Sep 10, 2026
Regular price $4.77 AUD
Regular price Sale price $4.77 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Single Row Ball Bearings - 3x8x4 mm Unflanged - Chrome Steel SAE 52100 Bearing
ID (d)
3.000
mm
O.D. (D)
8.000
mm
Width (B)
4.000
mm
Single Row Ball Bearings - 3x8x4 mm - Chrome Steel SAE 52100
Material: Chrome Steel SAE 52100    Precision Grade: Economy    Closure Type: 2RS    Bearing Type: Radial   
Double black rubber sealed economy bearing
Part Number: 693A-2RS-ECO (Each)
Out of Stock | Backorder Now | Backorder now for delivery around Thu, Sep 10, 2026
Regular price $4.77 AUD
Regular price Sale price $4.77 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Single Row Ball Bearings - 3x9x2.5 mm Unflanged - Chrome Steel SAE 52100 Bearing
ID (d)
3.000
mm
+ 0.000 / - 0.0075
(Equiv. 0.118 in.)
O.D. (D)
9.000
mm
+ 0.000 / - 0.0075
(Equiv. 0.354 in.)
Width (B)
2.500
mm
+ 0.000 / - 0.125
(Equiv. 0.098 in.)
Single Row Ball Bearings - 3x9x2.5 mm - Chrome Steel SAE 52100
Material: Chrome Steel SAE 52100    Precision Grade: Abec 1    Closure Type: Open    Bearing Type: Radial   
Open standard bearing with low-torque light oil lubricant
Part Number: MR93-MC3-AF12 (Pack of 100)
Out of Stock | Backorder Now | Backorder now for delivery around Mon, Sep 07, 2026
Regular price $545.68 AUD
Regular price $653.22 AUD Sale price $545.68 AUD
Priced, Stocked and Sold Per pack of 100
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Single Row Ball Bearings - 3x9x2.5 mm Unflanged - Chrome Steel SAE 52100 Bearing
ID (d)
3.000
mm
+ 0.000 / - 0.0075
(Equiv. 0.118 in.)
O.D. (D)
9.000
mm
+ 0.000 / - 0.0075
(Equiv. 0.354 in.)
Width (B)
2.500
mm
+ 0.000 / - 0.125
(Equiv. 0.098 in.)
Single Row Ball Bearings - 3x9x2.5 mm - Chrome Steel SAE 52100
Material: Chrome Steel SAE 52100    Precision Grade: Abec 1    Closure Type: Open    Bearing Type: Radial   
Open standard bearing with low-torque light oil lubricant
Part Number: MR93-MC3-AF12 (Pack of 100)
Out of Stock | Backorder Now | Backorder now for delivery around Mon, Sep 07, 2026
Regular price $545.68 AUD
Regular price $653.22 AUD Sale price $545.68 AUD
Priced, Stocked and Sold Per pack of 100
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Single Row Ball Bearings - 3x9x3 mm Unflanged - Chrome Steel SAE 52100 Bearing
ID (d)
3.000
mm
+ 0.000 / - 0.0075
(Equiv. 0.118 in.)
O.D. (D)
9.000
mm
+ 0.000 / - 0.0075
(Equiv. 0.354 in.)
Width (B)
3.000
mm
+ 0.000 / - 0.125
(Equiv. 0.118 in.)
Single Row Ball Bearings - 3x9x3 mm - Chrome Steel SAE 52100
Material: Chrome Steel SAE 52100    Precision Grade: Economy    Closure Type: ZZ    Bearing Type: Radial   
Non ISO Width
Part Number: 603-ZZ-ECO (Pack of 2)
42 units (84 pcs) Available Now | Further orders can be expected around Tue, Sep 01, 2026
Regular price $4.59 AUD
Regular price Sale price $4.59 AUD
Priced, Stocked and Sold Per pack of 2
Excludes GST and overseas Taxes & Duties
Quantity Required

Larger quantities than the 42 available can be backordered.
Single Row Ball Bearings - 3x9x3 mm Unflanged - Chrome Steel SAE 52100 Bearing
ID (d)
3.000
mm
+ 0.000 / - 0.0075
(Equiv. 0.118 in.)
O.D. (D)
9.000
mm
+ 0.000 / - 0.0075
(Equiv. 0.354 in.)
Width (B)
3.000
mm
+ 0.000 / - 0.125
(Equiv. 0.118 in.)
Single Row Ball Bearings - 3x9x3 mm - Chrome Steel SAE 52100
Material: Chrome Steel SAE 52100    Precision Grade: Economy    Closure Type: ZZ    Bearing Type: Radial   
Non ISO Width
Part Number: 603-ZZ-ECO (Pack of 2)
42 units (84 pcs) Available Now | Further orders can be expected around Tue, Sep 01, 2026
Regular price $4.59 AUD
Regular price Sale price $4.59 AUD
Priced, Stocked and Sold Per pack of 2
Excludes GST and overseas Taxes & Duties
Quantity Required

42 units (84 pcs) Available Now. Backorder if more than 42.
Single Row Ball Bearings - 3x9x3 mm Unflanged - Chrome Steel SAE 52100 Bearing
ID (d)
3.000
mm
+ 0.000 / - 0.0075
(Equiv. 0.118 in.)
O.D. (D)
9.000
mm
+ 0.000 / - 0.0075
(Equiv. 0.354 in.)
Width (B)
3.000
mm
+ 0.000 / - 0.125
(Equiv. 0.118 in.)
Single Row Ball Bearings - 3x9x3 mm - Chrome Steel SAE 52100
Material: Chrome Steel SAE 52100    Precision Grade: Abec 1    Closure Type: Open    Bearing Type: Radial   
Part Number: 603-MC3-AF12 (Pack of 50)
Out of Stock | Backorder Now | Backorder now for delivery around Mon, Sep 07, 2026
Regular price $200.77 AUD
Regular price $239.33 AUD Sale price $200.77 AUD
Priced, Stocked and Sold Per pack of 50
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Single Row Ball Bearings - 3x9x3 mm Unflanged - Chrome Steel SAE 52100 Bearing
ID (d)
3.000
mm
+ 0.000 / - 0.0075
(Equiv. 0.118 in.)
O.D. (D)
9.000
mm
+ 0.000 / - 0.0075
(Equiv. 0.354 in.)
Width (B)
3.000
mm
+ 0.000 / - 0.125
(Equiv. 0.118 in.)
Single Row Ball Bearings - 3x9x3 mm - Chrome Steel SAE 52100
Material: Chrome Steel SAE 52100    Precision Grade: Abec 1    Closure Type: Open    Bearing Type: Radial   
Part Number: 603-MC3-AF12 (Pack of 50)
Out of Stock | Backorder Now | Backorder now for delivery around Mon, Sep 07, 2026
Regular price $200.77 AUD
Regular price $239.33 AUD Sale price $200.77 AUD
Priced, Stocked and Sold Per pack of 50
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Single Row Ball Bearings - 3x9x4 mm Unflanged - Chrome Steel SAE 52100 Bearing
ID (d)
3.000
mm
+ 0.000 / - 0.0075
(Equiv. 0.118 in.)
O.D. (D)
9.000
mm
+ 0.000 / - 0.0075
(Equiv. 0.354 in.)
Width (B)
4.000
mm
+ 0.000 / - 0.125
(Equiv. 0.157 in.)
Single Row Ball Bearings - 3x9x4 mm - Chrome Steel SAE 52100
Material: Chrome Steel SAE 52100    Precision Grade: Abec 1    Closure Type: ZZ    Bearing Type: Radial   
Double shielded standard bearing
Part Number: MR93A-ZZ-MC3 (Each)
58 Available Now | Further orders can be expected around Mon, Sep 07, 2026
Regular price $5.14 AUD
Regular price Sale price $5.14 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Larger quantities than the 58 available can be backordered.
Single Row Ball Bearings - 3x9x4 mm Unflanged - Chrome Steel SAE 52100 Bearing
ID (d)
3.000
mm
+ 0.000 / - 0.0075
(Equiv. 0.118 in.)
O.D. (D)
9.000
mm
+ 0.000 / - 0.0075
(Equiv. 0.354 in.)
Width (B)
4.000
mm
+ 0.000 / - 0.125
(Equiv. 0.157 in.)
Single Row Ball Bearings - 3x9x4 mm - Chrome Steel SAE 52100
Material: Chrome Steel SAE 52100    Precision Grade: Abec 1    Closure Type: ZZ    Bearing Type: Radial   
Double shielded standard bearing
Part Number: MR93A-ZZ-MC3 (Each)
58 Available Now | Further orders can be expected around Mon, Sep 07, 2026
Regular price $5.14 AUD
Regular price Sale price $5.14 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

58 Available Now. Backorder if more than 58.