Collection: Bearings - Single Row Ball - Unflanged - Precision

Bearings -> Single Row Ball -> Unflanged -> Precision
ID (d) O.D. (D) Width (B) Inner Ring Width (Bn) Flange Diameter (DF) Flange Width (BF) Indicative
Image
Single Row Ball Bearings - 5x19x6 mm Unflanged - Stainless Steel AISI 440C Bearing
ID (d)
5.000
mm
+ 0.000 / - 0.0075
(Equiv. 0.197 in.)
O.D. (D)
19.000
mm
+ 0.000 / - 0.010
(Equiv. 0.748 in.)
Width (B)
6.000
mm
+ 0.000 / - 0.125
(Equiv. 0.236 in.)
Single Row Ball Bearings - 5x19x6 mm - Stainless Steel AISI 440C
Material: Stainless Steel AISI 440C    Precision Grade: Abec 1    Closure Type: ZZ    Bearing Type: Radial   
Category: Bearings - Single Row Ball - Unflanged - Precision - 440C Stainless
Double shielded standard stainless steel bearing
Part Number: S635-ZZ-MC3 (Each)
34 Available Now | Further orders can be expected around Tue, Sep 01, 2026
Regular price $8.23 AUD
Regular price Sale price $8.23 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Larger quantities than the 34 available can be backordered.
ID (d) O.D. (D) Width (B) Inner Ring Width (Bn) Indicative
Image
Single Row Ball Bearings - 5x19x6 mm Unflanged - Stainless Steel AISI 440C Bearing
ID (d)
5.000
mm
+ 0.000 / - 0.0075
(Equiv. 0.197 in.)
O.D. (D)
19.000
mm
+ 0.000 / - 0.010
(Equiv. 0.748 in.)
Width (B)
6.000
mm
+ 0.000 / - 0.125
(Equiv. 0.236 in.)
Single Row Ball Bearings - 5x19x6 mm - Stainless Steel AISI 440C
Material: Stainless Steel AISI 440C    Precision Grade: Abec 1    Closure Type: ZZ    Bearing Type: Radial   
Category: Bearings - Single Row Ball - Unflanged - Precision - 440C Stainless
Double shielded standard stainless steel bearing
Part Number: S635-ZZ-MC3 (Each)
34 Available Now | Further orders can be expected around Tue, Sep 01, 2026
Regular price $8.23 AUD
Regular price Sale price $8.23 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

34 Available Now. Backorder if more than 34.
Single Row Ball Bearings - 5x19x6 mm Unflanged - Chrome Steel SAE 52100 Bearing
ID (d)
5.000
mm
O.D. (D)
19.000
mm
Width (B)
6.000
mm
Single Row Ball Bearings - 5x19x6 mm - Chrome Steel SAE 52100
Material: Chrome Steel SAE 52100    Precision Grade: Economy    Closure Type: ZZ    Bearing Type: Radial   
Category: Bearings - Single Row Ball - Unflanged - Precision - Chrome Steel
Part Number: 635-ZZ-ECO (Each)
Out of Stock | Backorder Now | Backorder now for delivery around Fri, Sep 04, 2026
Regular price $4.68 AUD
Regular price Sale price $4.68 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Single Row Ball Bearings - 5x19x6 mm Unflanged - Chrome Steel SAE 52100 Bearing
ID (d)
5.000
mm
O.D. (D)
19.000
mm
Width (B)
6.000
mm
Single Row Ball Bearings - 5x19x6 mm - Chrome Steel SAE 52100
Material: Chrome Steel SAE 52100    Precision Grade: Economy    Closure Type: ZZ    Bearing Type: Radial   
Category: Bearings - Single Row Ball - Unflanged - Precision - Chrome Steel
Part Number: 635-ZZ-ECO (Each)
Out of Stock | Backorder Now | Backorder now for delivery around Fri, Sep 04, 2026
Regular price $4.68 AUD
Regular price Sale price $4.68 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Single Row Ball Bearings - 5x19x6 mm Unflanged - Chrome Steel SAE 52100 Bearing
ID (d)
5.000
mm
+ 0.000 / - 0.0075
(Equiv. 0.197 in.)
O.D. (D)
19.000
mm
+ 0.000 / - 0.010
(Equiv. 0.748 in.)
Width (B)
6.000
mm
+ 0.000 / - 0.125
(Equiv. 0.236 in.)
Single Row Ball Bearings - 5x19x6 mm - Chrome Steel SAE 52100
Material: Chrome Steel SAE 52100    Precision Grade: Abec 1    Closure Type: Open    Bearing Type: Radial   
Category: Bearings - Single Row Ball - Unflanged - Precision - Chrome Steel
Part Number: 635-MC3 (Each)
1 Available Now | Further orders can be expected around Sun, Aug 09, 2026
Regular price $4.77 AUD
Regular price $7.58 AUD Sale price $4.77 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Larger quantities than the 1 available can be backordered.
Single Row Ball Bearings - 5x19x6 mm Unflanged - Chrome Steel SAE 52100 Bearing
ID (d)
5.000
mm
+ 0.000 / - 0.0075
(Equiv. 0.197 in.)
O.D. (D)
19.000
mm
+ 0.000 / - 0.010
(Equiv. 0.748 in.)
Width (B)
6.000
mm
+ 0.000 / - 0.125
(Equiv. 0.236 in.)
Single Row Ball Bearings - 5x19x6 mm - Chrome Steel SAE 52100
Material: Chrome Steel SAE 52100    Precision Grade: Abec 1    Closure Type: Open    Bearing Type: Radial   
Category: Bearings - Single Row Ball - Unflanged - Precision - Chrome Steel
Part Number: 635-MC3 (Each)
1 Available Now | Further orders can be expected around Sun, Aug 09, 2026
Regular price $4.77 AUD
Regular price $7.58 AUD Sale price $4.77 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

1 Available Now. Backorder if more than 1.
Single Row Ball Bearings - 5x19x6 mm Unflanged - Chrome Steel SAE 52100 Bearing
ID (d)
5.000
mm
O.D. (D)
19.000
mm
Width (B)
6.000
mm
Single Row Ball Bearings - 5x19x6 mm - Chrome Steel SAE 52100
Material: Chrome Steel SAE 52100    Precision Grade: Economy    Closure Type: 2RS    Bearing Type: Radial   
Category: Bearings - Single Row Ball - Unflanged - Precision - Chrome Steel
Part Number: 635-2RS-ECO (Each)
Out of Stock | Backorder Now | Backorder now for delivery around Fri, Sep 04, 2026
Regular price $3.68 AUD
Regular price Sale price $3.68 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Single Row Ball Bearings - 5x19x6 mm Unflanged - Chrome Steel SAE 52100 Bearing
ID (d)
5.000
mm
O.D. (D)
19.000
mm
Width (B)
6.000
mm
Single Row Ball Bearings - 5x19x6 mm - Chrome Steel SAE 52100
Material: Chrome Steel SAE 52100    Precision Grade: Economy    Closure Type: 2RS    Bearing Type: Radial   
Category: Bearings - Single Row Ball - Unflanged - Precision - Chrome Steel
Part Number: 635-2RS-ECO (Each)
Out of Stock | Backorder Now | Backorder now for delivery around Fri, Sep 04, 2026
Regular price $3.68 AUD
Regular price Sale price $3.68 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Single Row Ball Bearings - 5x19x6 mm Unflanged - Chrome Steel SAE 52100 Bearing
ID (d)
5.000
mm
+ 0.000 / - 0.0075
(Equiv. 0.197 in.)
O.D. (D)
19.000
mm
+ 0.000 / - 0.010
(Equiv. 0.748 in.)
Width (B)
6.000
mm
+ 0.000 / - 0.125
(Equiv. 0.236 in.)
Single Row Ball Bearings - 5x19x6 mm - Chrome Steel SAE 52100
Material: Chrome Steel SAE 52100    Precision Grade: Abec 1    Closure Type: 2RS    Bearing Type: Radial   
Category: Bearings - Single Row Ball - Unflanged - Precision - Chrome Steel
Part Number: 635-2RS-MC3 (Each)
Out of Stock | Backorder Now | Backorder now for delivery around Tue, Sep 01, 2026
Regular price $10.23 AUD
Regular price Sale price $10.23 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Single Row Ball Bearings - 5x19x6 mm Unflanged - Chrome Steel SAE 52100 Bearing
ID (d)
5.000
mm
+ 0.000 / - 0.0075
(Equiv. 0.197 in.)
O.D. (D)
19.000
mm
+ 0.000 / - 0.010
(Equiv. 0.748 in.)
Width (B)
6.000
mm
+ 0.000 / - 0.125
(Equiv. 0.236 in.)
Single Row Ball Bearings - 5x19x6 mm - Chrome Steel SAE 52100
Material: Chrome Steel SAE 52100    Precision Grade: Abec 1    Closure Type: 2RS    Bearing Type: Radial   
Category: Bearings - Single Row Ball - Unflanged - Precision - Chrome Steel
Part Number: 635-2RS-MC3 (Each)
Out of Stock | Backorder Now | Backorder now for delivery around Tue, Sep 01, 2026
Regular price $10.23 AUD
Regular price Sale price $10.23 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Single Row Ball Bearings - 5x19x6 mm Unflanged - Chrome Steel SAE 52100 Bearing
ID (d)
5.000
mm
+ 0.000 / - 0.0075
(Equiv. 0.197 in.)
O.D. (D)
19.000
mm
+ 0.000 / - 0.010
(Equiv. 0.748 in.)
Width (B)
6.000
mm
+ 0.000 / - 0.125
(Equiv. 0.236 in.)
Single Row Ball Bearings - 5x19x6 mm - Chrome Steel SAE 52100
Material: Chrome Steel SAE 52100    Precision Grade: Abec 1    Closure Type: ZZ    Bearing Type: Radial   
Category: Bearings - Single Row Ball - Unflanged - Precision - Chrome Steel
Double shielded standard bearing
Part Number: 635-ZZ-MC3 (Each)
28 Available Now | Further orders can be expected around Tue, Sep 01, 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 28 available can be backordered.
Single Row Ball Bearings - 5x19x6 mm Unflanged - Chrome Steel SAE 52100 Bearing
ID (d)
5.000
mm
+ 0.000 / - 0.0075
(Equiv. 0.197 in.)
O.D. (D)
19.000
mm
+ 0.000 / - 0.010
(Equiv. 0.748 in.)
Width (B)
6.000
mm
+ 0.000 / - 0.125
(Equiv. 0.236 in.)
Single Row Ball Bearings - 5x19x6 mm - Chrome Steel SAE 52100
Material: Chrome Steel SAE 52100    Precision Grade: Abec 1    Closure Type: ZZ    Bearing Type: Radial   
Category: Bearings - Single Row Ball - Unflanged - Precision - Chrome Steel
Double shielded standard bearing
Part Number: 635-ZZ-MC3 (Each)
28 Available Now | Further orders can be expected around Tue, Sep 01, 2026
Regular price $4.14 AUD
Regular price Sale price $4.14 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

28 Available Now. Backorder if more than 28.
Single Row Ball Bearings - 5x19x7 mm Unflanged - Chrome Steel SAE 52100 Bearing
ID (d)
5.000
mm
O.D. (D)
19.000
mm
Width (B)
7.000
mm
Single Row Ball Bearings - 5x19x7 mm - Chrome Steel SAE 52100
Material: Chrome Steel SAE 52100    Precision Grade: Economy    Closure Type: ZZ    Bearing Type: Radial   
Category: Bearings - Single Row Ball - Unflanged - Precision - Chrome Steel
Deleted Item. Available while stocks last.
Part Number: 635D-ZZ-ECO (Each)
10 Available Now | Item Discontinued - Up to 10 may be ordered online. No backorders. Please contact us if you need a larger quantity
Regular price $10.00 AUD
Regular price $17.20 AUD Sale price $10.00 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

10 Available Now. These are priced to quit. Please contact us for a quote if you require more.
Single Row Ball Bearings - 5x19x7 mm Unflanged - Chrome Steel SAE 52100 Bearing
ID (d)
5.000
mm
O.D. (D)
19.000
mm
Width (B)
7.000
mm
Single Row Ball Bearings - 5x19x7 mm - Chrome Steel SAE 52100
Material: Chrome Steel SAE 52100    Precision Grade: Economy    Closure Type: ZZ    Bearing Type: Radial   
Category: Bearings - Single Row Ball - Unflanged - Precision - Chrome Steel
Deleted Item. Available while stocks last.
Part Number: 635D-ZZ-ECO (Each)
10 Available Now | Item Discontinued - Up to 10 may be ordered online. No backorders. Please contact us if you need a larger quantity
Regular price $10.00 AUD
Regular price $17.20 AUD Sale price $10.00 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

10 Available Now. These are priced to quit. Please contact us for a quote if you require more.
Single Row Ball Bearings - 6.35x9.525x3.175 mm Unflanged - Chrome Steel SAE 52100 Bearing
ID (d)
6.350
mm
+ 0.000 / - 0.007
(Equiv. 0.25 in.)
O.D. (D)
9.525
mm
+ 0.000 / - 0.007
(Equiv. 0.375 in.)
Width (B)
3.175
mm
+ 0.000 / - 0.120
(Equiv. 0.125 in.)
Single Row Ball Bearings - 6.35x9.525x3.175 mm - Chrome Steel SAE 52100
Material: Chrome Steel SAE 52100    Precision Grade: P6    Closure Type: ZZS    Bearing Type: Radial   
Category: Bearings - Single Row Ball - Unflanged - Precision - Chrome Steel
Part Number: R168-ZZS-MC3-JP6 (PK-100)
Contact Us | Special Order Only - Please contact us if you need a large quantity
Single Row Ball Bearings - 6.35x9.525x3.175 mm Unflanged - Chrome Steel SAE 52100 Bearing
ID (d)
6.350
mm
+ 0.000 / - 0.007
(Equiv. 0.25 in.)
O.D. (D)
9.525
mm
+ 0.000 / - 0.007
(Equiv. 0.375 in.)
Width (B)
3.175
mm
+ 0.000 / - 0.120
(Equiv. 0.125 in.)
Single Row Ball Bearings - 6.35x9.525x3.175 mm - Chrome Steel SAE 52100
Material: Chrome Steel SAE 52100    Precision Grade: P6    Closure Type: ZZS    Bearing Type: Radial   
Category: Bearings - Single Row Ball - Unflanged - Precision - Chrome Steel
Part Number: R168-ZZS-MC3-JP6 (PK-100)
Contact Us | Special Order Only - Please contact us if you need a large quantity | Backorder now for delivery around Mon, Apr 23, 2029
Single Row Ball Bearings - 6.35x12.7x4.762 mm Unflanged - Chrome Steel SAE 52100 Bearing
ID (d)
6.350
mm
+ 0.000 / - 0.0075
(Equiv. 0.25 in.)
O.D. (D)
12.700
mm
+ 0.000 / - 0.0075
(Equiv. 0.5 in.)
Width (B)
4.762
mm
+ 0.000 / - 0.125
(Equiv. 0.187 in.)
Single Row Ball Bearings - 6.35x12.7x4.762 mm - Chrome Steel SAE 52100
Material: Chrome Steel SAE 52100    Precision Grade: Abec 1    Closure Type: ZZ    Bearing Type: Radial   
Category: Bearings - Single Row Ball - Unflanged - Precision - Chrome Steel
Part Number: R188A-ZZ-MC3-EZO (PK-100)
Contact Us | Special Order Only - Please contact us if you need a large quantity
Single Row Ball Bearings - 6.35x12.7x4.762 mm Unflanged - Chrome Steel SAE 52100 Bearing
ID (d)
6.350
mm
+ 0.000 / - 0.0075
(Equiv. 0.25 in.)
O.D. (D)
12.700
mm
+ 0.000 / - 0.0075
(Equiv. 0.5 in.)
Width (B)
4.762
mm
+ 0.000 / - 0.125
(Equiv. 0.187 in.)
Single Row Ball Bearings - 6.35x12.7x4.762 mm - Chrome Steel SAE 52100
Material: Chrome Steel SAE 52100    Precision Grade: Abec 1    Closure Type: ZZ    Bearing Type: Radial   
Category: Bearings - Single Row Ball - Unflanged - Precision - Chrome Steel
Part Number: R188A-ZZ-MC3-EZO (PK-100)
Contact Us | Special Order Only - Please contact us if you need a large quantity | Backorder now for delivery around Mon, Apr 23, 2029
Single Row Ball Bearings - 6.35x12.7x4.762 mm Unflanged - Chrome Steel SAE 52100 Bearing
ID (d)
6.350
mm
+ 0.000 / - 0.007
(Equiv. 0.25 in.)
O.D. (D)
12.700
mm
+ 0.000 / - 0.007
(Equiv. 0.5 in.)
Width (B)
4.762
mm
+ 0.000 / - 0.120
(Equiv. 0.187 in.)
Single Row Ball Bearings - 6.35x12.7x4.762 mm - Chrome Steel SAE 52100
Material: Chrome Steel SAE 52100    Precision Grade: P6    Closure Type: ZZ    Bearing Type: Radial   
Category: Bearings - Single Row Ball - Unflanged - Precision - Chrome Steel
Part Number: R188A-ZZ-MC3-JP6 (PK-100)
Contact Us | Special Order Only - Please contact us if you need a large quantity
Single Row Ball Bearings - 6.35x12.7x4.762 mm Unflanged - Chrome Steel SAE 52100 Bearing
ID (d)
6.350
mm
+ 0.000 / - 0.007
(Equiv. 0.25 in.)
O.D. (D)
12.700
mm
+ 0.000 / - 0.007
(Equiv. 0.5 in.)
Width (B)
4.762
mm
+ 0.000 / - 0.120
(Equiv. 0.187 in.)
Single Row Ball Bearings - 6.35x12.7x4.762 mm - Chrome Steel SAE 52100
Material: Chrome Steel SAE 52100    Precision Grade: P6    Closure Type: ZZ    Bearing Type: Radial   
Category: Bearings - Single Row Ball - Unflanged - Precision - Chrome Steel
Part Number: R188A-ZZ-MC3-JP6 (PK-100)
Contact Us | Special Order Only - Please contact us if you need a large quantity | Backorder now for delivery around Mon, Apr 23, 2029
Single Row Ball Bearings - 6.35x15.875x4.978 mm Unflanged - Stainless Steel AISI 440C Bearing
ID (d)
6.350
mm
+ 0.000 / - 0.0075
(Equiv. 0.25 in.)
O.D. (D)
15.875
mm
+ 0.000 / - 0.0075
(Equiv. 0.625 in.)
Width (B)
4.978
mm
+ 0.000 / - 0.125
(Equiv. 0.196 in.)
Single Row Ball Bearings - 6.35x15.875x4.978 mm - Stainless Steel AISI 440C
Material: Stainless Steel AISI 440C    Precision Grade: Abec 1    Closure Type: TTS    Bearing Type: Radial   
Category: Bearings - Single Row Ball - Unflanged - Precision - 440C Stainless
Part Number: SR4-TTS-MC3 (PK-100)
Contact Us | Special Order Only - Please contact us if you need a large quantity
Single Row Ball Bearings - 6.35x15.875x4.978 mm Unflanged - Stainless Steel AISI 440C Bearing
ID (d)
6.350
mm
+ 0.000 / - 0.0075
(Equiv. 0.25 in.)
O.D. (D)
15.875
mm
+ 0.000 / - 0.0075
(Equiv. 0.625 in.)
Width (B)
4.978
mm
+ 0.000 / - 0.125
(Equiv. 0.196 in.)
Single Row Ball Bearings - 6.35x15.875x4.978 mm - Stainless Steel AISI 440C
Material: Stainless Steel AISI 440C    Precision Grade: Abec 1    Closure Type: TTS    Bearing Type: Radial   
Category: Bearings - Single Row Ball - Unflanged - Precision - 440C Stainless
Part Number: SR4-TTS-MC3 (PK-100)
Contact Us | Special Order Only - Please contact us if you need a large quantity | Backorder now for delivery around Mon, Apr 23, 2029
Single Row Ball Bearings - 6.35x15.875x4.978 mm Unflanged - Chrome Steel SAE 52100 Bearing
ID (d)
6.350
mm
+ 0.000 / - 0.0075
(Equiv. 0.25 in.)
O.D. (D)
15.875
mm
+ 0.000 / - 0.0075
(Equiv. 0.625 in.)
Width (B)
4.978
mm
+ 0.000 / - 0.125
(Equiv. 0.196 in.)
Single Row Ball Bearings - 6.35x15.875x4.978 mm - Chrome Steel SAE 52100
Material: Chrome Steel SAE 52100    Precision Grade: Abec 1    Closure Type: Open    Bearing Type: Radial   
Category: Bearings - Single Row Ball - Unflanged - Precision - Chrome Steel
Open Standard Bearing
Part Number: R4-MC3-ACO (PK-100)
Contact Us | Special Order Only - Please contact us if you need a large quantity
Single Row Ball Bearings - 6.35x15.875x4.978 mm Unflanged - Chrome Steel SAE 52100 Bearing
ID (d)
6.350
mm
+ 0.000 / - 0.0075
(Equiv. 0.25 in.)
O.D. (D)
15.875
mm
+ 0.000 / - 0.0075
(Equiv. 0.625 in.)
Width (B)
4.978
mm
+ 0.000 / - 0.125
(Equiv. 0.196 in.)
Single Row Ball Bearings - 6.35x15.875x4.978 mm - Chrome Steel SAE 52100
Material: Chrome Steel SAE 52100    Precision Grade: Abec 1    Closure Type: Open    Bearing Type: Radial   
Category: Bearings - Single Row Ball - Unflanged - Precision - Chrome Steel
Open Standard Bearing
Part Number: R4-MC3-ACO (PK-100)
Contact Us | Special Order Only - Please contact us if you need a large quantity | Backorder now for delivery around Mon, Apr 23, 2029
Single Row Ball Bearings - 6.35x15.875x4.978 mm Unflanged - Chrome Steel SAE 52100 Bearing
ID (d)
6.350
mm
+ 0.000 / - 0.0075
(Equiv. 0.25 in.)
O.D. (D)
15.875
mm
+ 0.000 / - 0.0075
(Equiv. 0.625 in.)
Width (B)
4.978
mm
+ 0.000 / - 0.125
(Equiv. 0.196 in.)
Single Row Ball Bearings - 6.35x15.875x4.978 mm Unflanged - Chrome Steel SAE 52100 Bearing
Material: Chrome Steel SAE 52100    Precision Grade: Abec 1    Closure Type: ZZ    Bearing Type: Radial   
Category: Bearings - Single Row Ball - Unflanged - Precision - Chrome Steel
Part Number: R-4HHRA1P25LY121-TD552 (Each)
Contact Us | Special Order Only - Please contact us if you need a large quantity
Single Row Ball Bearings - 6.35x15.875x4.978 mm Unflanged - Chrome Steel SAE 52100 Bearing
ID (d)
6.350
mm
+ 0.000 / - 0.0075
(Equiv. 0.25 in.)
O.D. (D)
15.875
mm
+ 0.000 / - 0.0075
(Equiv. 0.625 in.)
Width (B)
4.978
mm
+ 0.000 / - 0.125
(Equiv. 0.196 in.)
Single Row Ball Bearings - 6.35x15.875x4.978 mm Unflanged - Chrome Steel SAE 52100 Bearing
Material: Chrome Steel SAE 52100    Precision Grade: Abec 1    Closure Type: ZZ    Bearing Type: Radial   
Category: Bearings - Single Row Ball - Unflanged - Precision - Chrome Steel
Part Number: R-4HHRA1P25LY121-TD552 (Each)
Contact Us | Special Order Only - Please contact us if you need a large quantity | Backorder now for delivery around Mon, Apr 23, 2029
Single Row Ball Bearings - 6.35x15.875x4.978 mm Unflanged - Chrome Steel SAE 52100 Bearing
ID (d)
6.350
mm
+ 0.000 / - 0.007
(Equiv. 0.25 in.)
O.D. (D)
15.875
mm
+ 0.000 / - 0.007
(Equiv. 0.625 in.)
Width (B)
4.978
mm
+ 0.000 / - 0.120
(Equiv. 0.196 in.)
Single Row Ball Bearings - 6.35x15.875x4.978 mm - Chrome Steel SAE 52100
Material: Chrome Steel SAE 52100    Precision Grade: P6    Closure Type: ZZ    Bearing Type: Radial   
Category: Bearings - Single Row Ball - Unflanged - Precision - Chrome Steel
Part Number: R4-ZZ-MC3-JP6 (PK-200)
Contact Us | Special Order Only - Please contact us if you need a large quantity
Single Row Ball Bearings - 6.35x15.875x4.978 mm Unflanged - Chrome Steel SAE 52100 Bearing
ID (d)
6.350
mm
+ 0.000 / - 0.007
(Equiv. 0.25 in.)
O.D. (D)
15.875
mm
+ 0.000 / - 0.007
(Equiv. 0.625 in.)
Width (B)
4.978
mm
+ 0.000 / - 0.120
(Equiv. 0.196 in.)
Single Row Ball Bearings - 6.35x15.875x4.978 mm - Chrome Steel SAE 52100
Material: Chrome Steel SAE 52100    Precision Grade: P6    Closure Type: ZZ    Bearing Type: Radial   
Category: Bearings - Single Row Ball - Unflanged - Precision - Chrome Steel
Part Number: R4-ZZ-MC3-JP6 (PK-200)
Contact Us | Special Order Only - Please contact us if you need a large quantity | Backorder now for delivery around Mon, Apr 23, 2029
Single Row Ball Bearings - 6.35x15.875x4.978 mm Unflanged - Chrome Steel SAE 52100 Bearing
ID (d)
6.350
mm
+ 0.000 / - 0.0075
(Equiv. 0.25 in.)
O.D. (D)
15.875
mm
+ 0.000 / - 0.0075
(Equiv. 0.625 in.)
Width (B)
4.978
mm
+ 0.000 / - 0.125
(Equiv. 0.196 in.)
Single Row Ball Bearings - 6.35x15.875x4.978 mm - Chrome Steel SAE 52100
Material: Chrome Steel SAE 52100    Precision Grade: Abec 1    Closure Type: Open    Bearing Type: Radial   
Category: Bearings - Single Row Ball - Unflanged - Precision - Chrome Steel
Part Number: R4-MC4-ACO (PK-200)
Contact Us | Special Order Only - Please contact us if you need a large quantity
Single Row Ball Bearings - 6.35x15.875x4.978 mm Unflanged - Chrome Steel SAE 52100 Bearing
ID (d)
6.350
mm
+ 0.000 / - 0.0075
(Equiv. 0.25 in.)
O.D. (D)
15.875
mm
+ 0.000 / - 0.0075
(Equiv. 0.625 in.)
Width (B)
4.978
mm
+ 0.000 / - 0.125
(Equiv. 0.196 in.)
Single Row Ball Bearings - 6.35x15.875x4.978 mm - Chrome Steel SAE 52100
Material: Chrome Steel SAE 52100    Precision Grade: Abec 1    Closure Type: Open    Bearing Type: Radial   
Category: Bearings - Single Row Ball - Unflanged - Precision - Chrome Steel
Part Number: R4-MC4-ACO (PK-200)
Contact Us | Special Order Only - Please contact us if you need a large quantity | Backorder now for delivery around Mon, Apr 23, 2029
Single Row Ball Bearings - 6.35x15.875x4.978 mm Unflanged - Chrome Steel SAE 52100 Bearing
ID (d)
6.350
mm
+ 0.000 / - 0.0075
(Equiv. 0.25 in.)
O.D. (D)
15.875
mm
+ 0.000 / - 0.0075
(Equiv. 0.625 in.)
Width (B)
4.978
mm
+ 0.000 / - 0.125
(Equiv. 0.196 in.)
Single Row Ball Bearings - 6.35x15.875x4.978 mm - Chrome Steel SAE 52100
Material: Chrome Steel SAE 52100    Precision Grade: Abec 1    Closure Type: Open    Bearing Type: Radial   
Category: Bearings - Single Row Ball - Unflanged - Precision - Chrome Steel
Part Number: R4-MC5-ACO (PK-200)
Contact Us | Special Order Only - Please contact us if you need a large quantity
Single Row Ball Bearings - 6.35x15.875x4.978 mm Unflanged - Chrome Steel SAE 52100 Bearing
ID (d)
6.350
mm
+ 0.000 / - 0.0075
(Equiv. 0.25 in.)
O.D. (D)
15.875
mm
+ 0.000 / - 0.0075
(Equiv. 0.625 in.)
Width (B)
4.978
mm
+ 0.000 / - 0.125
(Equiv. 0.196 in.)
Single Row Ball Bearings - 6.35x15.875x4.978 mm - Chrome Steel SAE 52100
Material: Chrome Steel SAE 52100    Precision Grade: Abec 1    Closure Type: Open    Bearing Type: Radial   
Category: Bearings - Single Row Ball - Unflanged - Precision - Chrome Steel
Part Number: R4-MC5-ACO (PK-200)
Contact Us | Special Order Only - Please contact us if you need a large quantity | Backorder now for delivery around Mon, Apr 23, 2029
Single Row Ball Bearings - 6x10x2.5 mm Unflanged - Chrome Steel SAE 52100 Bearing
ID (d)
6.000
mm
+ 0.000 / - 0.0075
(Equiv. 0.236 in.)
O.D. (D)
10.000
mm
+ 0.000 / - 0.0075
(Equiv. 0.394 in.)
Width (B)
2.500
mm
+ 0.000 / - 0.125
(Equiv. 0.098 in.)
Single Row Ball Bearings - 6x10x2.5 mm - Chrome Steel SAE 52100
Material: Chrome Steel SAE 52100    Precision Grade: Abec 1    Closure Type: Open    Bearing Type: Radial   
Category: Bearings - Single Row Ball - Unflanged - Precision - Chrome Steel
Open standard bearing with low-torque light oil lubricant
Part Number: MR106-MC3-AF12 (Each)
2 Available Now | Item Discontinued - Up to 2 may be ordered online. No backorders. Please contact us if you need a larger quantity
Regular price $2.41 AUD
Regular price $3.80 AUD Sale price $2.41 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

2 Available Now. These are priced to quit. Please contact us for a quote if you require more.
Single Row Ball Bearings - 6x10x2.5 mm Unflanged - Chrome Steel SAE 52100 Bearing
ID (d)
6.000
mm
+ 0.000 / - 0.0075
(Equiv. 0.236 in.)
O.D. (D)
10.000
mm
+ 0.000 / - 0.0075
(Equiv. 0.394 in.)
Width (B)
2.500
mm
+ 0.000 / - 0.125
(Equiv. 0.098 in.)
Single Row Ball Bearings - 6x10x2.5 mm - Chrome Steel SAE 52100
Material: Chrome Steel SAE 52100    Precision Grade: Abec 1    Closure Type: Open    Bearing Type: Radial   
Category: Bearings - Single Row Ball - Unflanged - Precision - Chrome Steel
Open standard bearing with low-torque light oil lubricant
Part Number: MR106-MC3-AF12 (Each)
2 Available Now | Item Discontinued - Up to 2 may be ordered online. No backorders. Please contact us if you need a larger quantity
Regular price $2.41 AUD
Regular price $3.80 AUD Sale price $2.41 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

2 Available Now. These are priced to quit. Please contact us for a quote if you require more.
Single Row Ball Bearings - 6x10x2.5 mm Unflanged - Chrome Steel SAE 52100 Bearing
ID (d)
6.000
mm
O.D. (D)
10.000
mm
Width (B)
2.500
mm
Single Row Ball Bearings - 6x10x2.5 mm - Chrome Steel SAE 52100
Material: Chrome Steel SAE 52100    Precision Grade: Economy    Closure Type: ZZS    Bearing Type: Radial   
Category: Bearings - Single Row Ball - Unflanged - Precision - Chrome Steel
Non ISO Width
Part Number: MR106-ZZS-ECO (Pack of 2)
99 units (198 pcs) Available Now | Further orders can be expected around Wed, Aug 26, 2026
Regular price $7.14 AUD
Regular price Sale price $7.14 AUD
Priced, Stocked and Sold Per pack of 2
Excludes GST and overseas Taxes & Duties
Quantity Required

Larger quantities than the 99 available can be backordered.
Single Row Ball Bearings - 6x10x2.5 mm Unflanged - Chrome Steel SAE 52100 Bearing
ID (d)
6.000
mm
O.D. (D)
10.000
mm
Width (B)
2.500
mm
Single Row Ball Bearings - 6x10x2.5 mm - Chrome Steel SAE 52100
Material: Chrome Steel SAE 52100    Precision Grade: Economy    Closure Type: ZZS    Bearing Type: Radial   
Category: Bearings - Single Row Ball - Unflanged - Precision - Chrome Steel
Non ISO Width
Part Number: MR106-ZZS-ECO (Pack of 2)
99 units (198 pcs) Available Now | Further orders can be expected around Wed, Aug 26, 2026
Regular price $7.14 AUD
Regular price Sale price $7.14 AUD
Priced, Stocked and Sold Per pack of 2
Excludes GST and overseas Taxes & Duties
Quantity Required

99 units (198 pcs) Available Now. Backorder if more than 99.
Single Row Ball Bearings - 6x10x2.5 mm Unflanged - Stainless Steel AISI 440C Bearing
ID (d)
6.000
mm
+ 0.000 / - 0.007
(Equiv. 0.236 in.)
O.D. (D)
10.000
mm
+ 0.000 / - 0.007
(Equiv. 0.394 in.)
Width (B)
2.500
mm
+ 0.000 / - 0.120
(Equiv. 0.098 in.)
Single Row Ball Bearings - 6x10x2.5 mm - Stainless Steel AISI 440C
Material: Stainless Steel AISI 440C    Precision Grade: P6    Closure Type: Open    Bearing Type: Radial   
Category: Bearings - Single Row Ball - Unflanged - Precision - 440C Stainless
Part Number: SMR106-MC3-JP6-AF12 (Pack of 50)
Out of Stock | Backorder Now | Backorder now for delivery around Tue, Sep 01, 2026
Regular price $319.68 AUD
Regular price $382.02 AUD Sale price $319.68 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 - 6x10x2.5 mm Unflanged - Stainless Steel AISI 440C Bearing
ID (d)
6.000
mm
+ 0.000 / - 0.007
(Equiv. 0.236 in.)
O.D. (D)
10.000
mm
+ 0.000 / - 0.007
(Equiv. 0.394 in.)
Width (B)
2.500
mm
+ 0.000 / - 0.120
(Equiv. 0.098 in.)
Single Row Ball Bearings - 6x10x2.5 mm - Stainless Steel AISI 440C
Material: Stainless Steel AISI 440C    Precision Grade: P6    Closure Type: Open    Bearing Type: Radial   
Category: Bearings - Single Row Ball - Unflanged - Precision - 440C Stainless
Part Number: SMR106-MC3-JP6-AF12 (Pack of 50)
Out of Stock | Backorder Now | Backorder now for delivery around Tue, Sep 01, 2026
Regular price $319.68 AUD
Regular price $382.02 AUD Sale price $319.68 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 - 6x10x2.5 mm Unflanged - Stainless Steel AISI 440C Bearing
ID (d)
6.000
mm
O.D. (D)
10.000
mm
Width (B)
2.500
mm
Single Row Ball Bearings - 6x10x2.5 mm - Stainless Steel AISI 440C
Material: Stainless Steel AISI 440C    Precision Grade: Economy    Closure Type: ZZS    Bearing Type: Radial   
Category: Bearings - Single Row Ball - Unflanged - Precision - 440C Stainless
Non ISO Width
Part Number: SMR106-ZZS-ECO (Each)
27 Available Now | Further orders can be expected around Wed, Aug 26, 2026
Regular price $5.77 AUD
Regular price Sale price $5.77 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Larger quantities than the 27 available can be backordered.
Single Row Ball Bearings - 6x10x2.5 mm Unflanged - Stainless Steel AISI 440C Bearing
ID (d)
6.000
mm
O.D. (D)
10.000
mm
Width (B)
2.500
mm
Single Row Ball Bearings - 6x10x2.5 mm - Stainless Steel AISI 440C
Material: Stainless Steel AISI 440C    Precision Grade: Economy    Closure Type: ZZS    Bearing Type: Radial   
Category: Bearings - Single Row Ball - Unflanged - Precision - 440C Stainless
Non ISO Width
Part Number: SMR106-ZZS-ECO (Each)
27 Available Now | Further orders can be expected around Wed, Aug 26, 2026
Regular price $5.77 AUD
Regular price Sale price $5.77 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

27 Available Now. Backorder if more than 27.
Single Row Ball Bearings - 6x10x2.5 mm Unflanged - Stainless Steel AISI 440C Bearing
ID (d)
6.000
mm
+ 0.000 / - 0.0075
(Equiv. 0.236 in.)
O.D. (D)
10.000
mm
+ 0.000 / - 0.0075
(Equiv. 0.394 in.)
Width (B)
2.500
mm
+ 0.000 / - 0.125
(Equiv. 0.098 in.)
Single Row Ball Bearings - 6x10x2.5 mm - Stainless Steel AISI 440C
Material: Stainless Steel AISI 440C    Precision Grade: Abec 1    Closure Type: Open    Bearing Type: Radial   
Category: Bearings - Single Row Ball - Unflanged - Precision - 440C Stainless
Open standard stainless steel bearing
Part Number: SMR106-MC3-AF12 (Each)
9 Available Now | Further orders can be expected around Tue, Sep 01, 2026
Regular price $4.23 AUD
Regular price Sale price $4.23 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Larger quantities than the 9 available can be backordered.
Single Row Ball Bearings - 6x10x2.5 mm Unflanged - Stainless Steel AISI 440C Bearing
ID (d)
6.000
mm
+ 0.000 / - 0.0075
(Equiv. 0.236 in.)
O.D. (D)
10.000
mm
+ 0.000 / - 0.0075
(Equiv. 0.394 in.)
Width (B)
2.500
mm
+ 0.000 / - 0.125
(Equiv. 0.098 in.)
Single Row Ball Bearings - 6x10x2.5 mm - Stainless Steel AISI 440C
Material: Stainless Steel AISI 440C    Precision Grade: Abec 1    Closure Type: Open    Bearing Type: Radial   
Category: Bearings - Single Row Ball - Unflanged - Precision - 440C Stainless
Open standard stainless steel bearing
Part Number: SMR106-MC3-AF12 (Each)
9 Available Now | Further orders can be expected around Tue, Sep 01, 2026
Regular price $4.23 AUD
Regular price Sale price $4.23 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

9 Available Now. Backorder if more than 9.
Single Row Ball Bearings - 6x10x3 mm Unflanged - Chrome Steel SAE 52100 Bearing
ID (d)
6.000
mm
O.D. (D)
10.000
mm
Width (B)
3.000
mm
Single Row Ball Bearings - 6x10x3 mm - Chrome Steel SAE 52100
Material: Chrome Steel SAE 52100    Precision Grade: Economy    Closure Type: ZZS    Bearing Type: Radial   
Category: Bearings - Single Row Ball - Unflanged - Precision - Chrome Steel
Double shielded economy bearing
Part Number: MR106A-ZZS-ECO (Pack of 10)
22 units (220 pcs) Available Now | Further orders can be expected around Wed, Aug 26, 2026
Regular price $13.77 AUD
Regular price Sale price $13.77 AUD
Priced, Stocked and Sold Per pack of 10
Excludes GST and overseas Taxes & Duties
Quantity Required

Larger quantities than the 22 available can be backordered.
Single Row Ball Bearings - 6x10x3 mm Unflanged - Chrome Steel SAE 52100 Bearing
ID (d)
6.000
mm
O.D. (D)
10.000
mm
Width (B)
3.000
mm
Single Row Ball Bearings - 6x10x3 mm - Chrome Steel SAE 52100
Material: Chrome Steel SAE 52100    Precision Grade: Economy    Closure Type: ZZS    Bearing Type: Radial   
Category: Bearings - Single Row Ball - Unflanged - Precision - Chrome Steel
Double shielded economy bearing
Part Number: MR106A-ZZS-ECO (Pack of 10)
22 units (220 pcs) Available Now | Further orders can be expected around Wed, Aug 26, 2026
Regular price $13.77 AUD
Regular price Sale price $13.77 AUD
Priced, Stocked and Sold Per pack of 10
Excludes GST and overseas Taxes & Duties
Quantity Required

22 units (220 pcs) Available Now. Backorder if more than 22.
Single Row Ball Bearings - 6x10x3 mm Unflanged - Chrome Steel SAE 52100 Bearing
ID (d)
6.000
mm
O.D. (D)
10.000
mm
Width (B)
3.000
mm
Single Row Ball Bearings - 6x10x3 mm - Chrome Steel SAE 52100
Material: Chrome Steel SAE 52100    Precision Grade: Economy    Closure Type: 2RB    Bearing Type: Radial   
Category: Bearings - Single Row Ball - Unflanged - Precision - Chrome Steel
Double blue rubber sealed economy flanged bearing
Part Number: MR106A-2RB-ECO (Pack of 2)
322 units (644 pcs) Available Now | Further orders can be expected around Wed, Aug 26, 2026
Regular price $4.14 AUD
Regular price Sale price $4.14 AUD
Priced, Stocked and Sold Per pack of 2
Excludes GST and overseas Taxes & Duties
Quantity Required

Larger quantities than the 322 available can be backordered.
Single Row Ball Bearings - 6x10x3 mm Unflanged - Chrome Steel SAE 52100 Bearing
ID (d)
6.000
mm
O.D. (D)
10.000
mm
Width (B)
3.000
mm
Single Row Ball Bearings - 6x10x3 mm - Chrome Steel SAE 52100
Material: Chrome Steel SAE 52100    Precision Grade: Economy    Closure Type: 2RB    Bearing Type: Radial   
Category: Bearings - Single Row Ball - Unflanged - Precision - Chrome Steel
Double blue rubber sealed economy flanged bearing
Part Number: MR106A-2RB-ECO (Pack of 2)
322 units (644 pcs) Available Now | Further orders can be expected around Wed, Aug 26, 2026
Regular price $4.14 AUD
Regular price Sale price $4.14 AUD
Priced, Stocked and Sold Per pack of 2
Excludes GST and overseas Taxes & Duties
Quantity Required

322 units (644 pcs) Available Now. Backorder if more than 322.
Single Row Ball Bearings - 6x10x3 mm Unflanged - Chrome Steel SAE 52100 Bearing
ID (d)
6.000
mm
+ 0.000 / - 0.0075
(Equiv. 0.236 in.)
O.D. (D)
10.000
mm
+ 0.000 / - 0.0075
(Equiv. 0.394 in.)
Width (B)
3.000
mm
+ 0.000 / - 0.125
(Equiv. 0.118 in.)
Single Row Ball Bearings - 6x10x3 mm - Chrome Steel SAE 52100
Material: Chrome Steel SAE 52100    Precision Grade: Abec 1    Closure Type: ZZS    Bearing Type: Radial   
Category: Bearings - Single Row Ball - Unflanged - Precision - Chrome Steel
Double shielded standard bearing
Part Number: MR106A-ZZS-MC3 (Each)
299 Available Now | Further orders can be expected around Wed, Aug 26, 2026
Regular price $4.68 AUD
Regular price Sale price $4.68 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Larger quantities than the 299 available can be backordered.
Single Row Ball Bearings - 6x10x3 mm Unflanged - Chrome Steel SAE 52100 Bearing
ID (d)
6.000
mm
+ 0.000 / - 0.0075
(Equiv. 0.236 in.)
O.D. (D)
10.000
mm
+ 0.000 / - 0.0075
(Equiv. 0.394 in.)
Width (B)
3.000
mm
+ 0.000 / - 0.125
(Equiv. 0.118 in.)
Single Row Ball Bearings - 6x10x3 mm - Chrome Steel SAE 52100
Material: Chrome Steel SAE 52100    Precision Grade: Abec 1    Closure Type: ZZS    Bearing Type: Radial   
Category: Bearings - Single Row Ball - Unflanged - Precision - Chrome Steel
Double shielded standard bearing
Part Number: MR106A-ZZS-MC3 (Each)
299 Available Now | Further orders can be expected around Wed, Aug 26, 2026
Regular price $4.68 AUD
Regular price Sale price $4.68 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

299 Available Now. Backorder if more than 299.