| ID (d) | O.D. (D) | Width (B) | Inner Ring Width (Bn) | Flange Diameter (DF) | Flange Width (BF) |
Indicative Image |
|---|---|---|---|---|---|---|
| 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.) |
|
|||
|
Material: Chrome Steel SAE 52100
Precision Grade: P6
Category: Bearings - Single Row Ball - Unflanged - Precision |
||||||
|
Part Number: R188A-ZZ-MC3-JP6 (Pack of 100)
Contact Us | Special Order Only - Please contact us if you need a large quantity |
||||||
| ID (d) | O.D. (D) | Width (B) | Inner Ring Width (Bn) |
Indicative Image |
||
| 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.) |
|
|||
|
Material: Chrome Steel SAE 52100
Precision Grade: P6
Category: Bearings - Single Row Ball - Unflanged - Precision |
||||||
|
Part Number: R188A-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 Wed, Apr 11, 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.) |
|
|||
|
Material: Chrome Steel SAE 52100
Precision Grade: Abec 1
Category: Bearings - Single Row Ball - Unflanged - Precision |
||||||
|
Part Number: R188A-ZZ-MC3-EZO (Pack of 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.) |
|
|||
|
Material: Chrome Steel SAE 52100
Precision Grade: Abec 1
Category: Bearings - Single Row Ball - Unflanged - Precision |
||||||
|
Part Number: R188A-ZZ-MC3-EZO (Pack of 100)
Contact Us | Special Order Only - Please contact us if you need a large quantity | Backorder now for delivery around Wed, Apr 11, 2029 |
||||||
| Single Row Ball Bearings - 6.35x12.7x4.762 mm Unflanged - Chrome Steel SAE 52100 Bearing | ||||||
|
ID (d)
6.350
mm |
O.D. (D)
12.700
mm |
Width (B)
4.762
mm |
|
|||
|
Material: Chrome Steel SAE 52100
Precision Grade: Economy
Category: Bearings - Single Row Ball - Unflanged - Precision Deleted Item. Available while stocks last. Double blue rubber sealed economy bearing |
||||||
|
Part Number: R188A-2RB-ECO (Pack of 10)
43 units (430 pcs) Available Now | Item Discontinued - Up to 43 may be ordered online. No backorders. Please contact us if you need a larger quantity Regular price
$8.00 AUD
Regular price
Unit price
per
Priced, Stocked and Sold Per 10 Units
Excludes GST and overseas Taxes & Duties |
||||||
| Single Row Ball Bearings - 6.35x12.7x4.762 mm Unflanged - Chrome Steel SAE 52100 Bearing | ||||||
|
ID (d)
6.350
mm |
O.D. (D)
12.700
mm |
Width (B)
4.762
mm |
|
|||
|
Material: Chrome Steel SAE 52100
Precision Grade: Economy
Category: Bearings - Single Row Ball - Unflanged - Precision Deleted Item. Available while stocks last. Double blue rubber sealed economy bearing |
||||||
|
Part Number: R188A-2RB-ECO (Pack of 10)
43 units (430 pcs) Available Now | Item Discontinued - Up to 43 may be ordered online. No backorders. Please contact us if you need a larger quantity Regular price
$8.00 AUD
Regular price
Unit price
per
Priced, Stocked and Sold Per 10 Units
Excludes GST and overseas Taxes & Duties |
||||||
|
||||||
| Single Row Ball Bearings - 6.35x12.7x4.762 mm / 5.556 mm Unflanged - Stainless Steel AISI 440C 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.) |
Inner Ring Width (Bn)
5.556
mm |
|
||
|
Material: Stainless Steel AISI 440C
Precision Grade: Abec 1
Category: Bearings - Single Row Ball - Unflanged - Precision |
||||||
|
Part Number: SWR188A-ZZ-MC3 (Pack of 100)
Out of Stock | Backorder Now | Backorder now for delivery around Thu, Oct 15, 2026 Regular price
$586.50 AUD
Regular price
Unit price
per
Priced, Stocked and Sold Per 100 Units
Excludes GST and overseas Taxes & Duties |
||||||
| Single Row Ball Bearings - 6.35x12.7x4.762 mm / 5.556 mm Unflanged - Stainless Steel AISI 440C 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.) |
Inner Ring Width (Bn)
5.556
mm |
|
||
|
Material: Stainless Steel AISI 440C
Precision Grade: Abec 1
Category: Bearings - Single Row Ball - Unflanged - Precision |
||||||
|
Part Number: SWR188A-ZZ-MC3 (Pack of 100)
Out of Stock | Backorder Now | Backorder now for delivery around Thu, Oct 15, 2026 Regular price
$586.50 AUD
Regular price
Unit price
per
Priced, Stocked and Sold Per 100 Units
Excludes GST and overseas Taxes & Duties |
||||||
|
||||||
| Single Row Ball Bearings - 6.35x12.7x4.762 mm / 5.556 mm Unflanged - Stainless Steel AISI 440C Bearing | ||||||
|
ID (d)
6.350
mm + 0.000 / - 0.004
(Equiv. 0.25 in.) |
O.D. (D)
12.700
mm + 0.000 / - 0.005 (Equiv. 0.5 in.) |
Width (B)
4.762
mm + 0.000 / - 0.040 (Equiv. 0.187 in.) |
Inner Ring Width (Bn)
5.556
mm |
|
||
|
Material: Stainless Steel AISI 440C
Precision Grade: P4
Category: Bearings - Single Row Ball - Unflanged - High Precision |
||||||
|
Part Number: SWR188A-ZZS-MC34-GR7-R-G48 (Pack of 40)
Out of Stock | Backorder Now | Backorder now for delivery around Sat, Sep 12, 2026 Regular price
$3,223.68 AUD
Regular price
Unit price
per
Priced, Stocked and Sold Per 40 Units
Excludes GST and overseas Taxes & Duties |
||||||
| Single Row Ball Bearings - 6.35x12.7x4.762 mm / 5.556 mm Unflanged - Stainless Steel AISI 440C Bearing | ||||||
|
ID (d)
6.350
mm + 0.000 / - 0.004 (Equiv. 0.25 in.) |
O.D. (D)
12.700
mm + 0.000 / - 0.005 (Equiv. 0.5 in.) |
Width (B)
4.762
mm + 0.000 / - 0.040 (Equiv. 0.187 in.) |
Inner Ring Width (Bn)
5.556
mm |
|
||
|
Material: Stainless Steel AISI 440C
Precision Grade: P4
Category: Bearings - Single Row Ball - Unflanged - High Precision |
||||||
|
Part Number: SWR188A-ZZS-MC34-GR7-R-G48 (Pack of 40)
Out of Stock | Backorder Now | Backorder now for delivery around Sat, Sep 12, 2026 Regular price
$3,223.68 AUD
Regular price
Unit price
per
Priced, Stocked and Sold Per 40 Units
Excludes GST and overseas Taxes & Duties |
||||||
|
||||||
| Single Row Ball Bearings - 6.35x15.875x4.978 mm Unflanged - Stainless Steel 316 Similar to A4, 18-10 Bearing | ||||||
|
ID (d)
6.350
mm + 0.076 / - 0.000
(Equiv. 0.25 in.) |
O.D. (D)
15.875
mm + 0.000 / - 0.076 (Equiv. 0.625 in.) |
Width (B)
4.978
mm + 0.127 / - 0.000 (Equiv. 0.196 in.) |
|
|||
|
Material: Stainless Steel 316 (Similar to A4, 18-10)
Precision Grade: Semi-Precision
Category: Bearings - Single Row Ball - Unflanged - Precision |
||||||
|
Part Number: S316-R4 (Pack of 10)
Out of Stock | Backorder Now | Backorder now for delivery around Fri, Sep 04, 2026 Regular price
$837.77 AUD
Regular price
Unit price
per
Priced, Stocked and Sold Per 10 Units
Excludes GST and overseas Taxes & Duties |
||||||
| Single Row Ball Bearings - 6.35x15.875x4.978 mm Unflanged - Stainless Steel 316 Similar to A4, 18-10 Bearing | ||||||
|
ID (d)
6.350
mm + 0.076 / - 0.000 (Equiv. 0.25 in.) |
O.D. (D)
15.875
mm + 0.000 / - 0.076 (Equiv. 0.625 in.) |
Width (B)
4.978
mm + 0.127 / - 0.000 (Equiv. 0.196 in.) |
|
|||
|
Material: Stainless Steel 316 (Similar to A4, 18-10)
Precision Grade: Semi-Precision
Category: Bearings - Single Row Ball - Unflanged - Precision |
||||||
|
Part Number: S316-R4 (Pack of 10)
Out of Stock | Backorder Now | Backorder now for delivery around Fri, Sep 04, 2026 Regular price
$837.77 AUD
Regular price
Unit price
per
Priced, Stocked and Sold Per 10 Units
Excludes GST and overseas Taxes & Duties |
||||||
|
||||||
| Single Row Ball Bearings - 6.35x15.875x4.978 mm Unflanged - Stainless Steel AISI 440C - Ribbon Retainer Low Torque Bearing | ||||||
|
ID (d)
6.350
mm + 0.000 / - 0.005
(Equiv. 0.25 in.) |
O.D. (D)
15.875
mm + 0.000 / - 0.005 (Equiv. 0.625 in.) |
Width (B)
4.978
mm + 0.000 / - 0.040 (Equiv. 0.196 in.) |
|
|||
|
Material: Stainless Steel AISI 440C - Ribbon Retainer Low Torque
Precision Grade: Abec 5
Category: Bearings - Single Row Ball - Unflanged - High Precision |
||||||
|
Part Number: SR4-ZZS-MC34-GR5-R-G48 (Pack of 20)
Out of Stock | Backorder Now | Backorder now for delivery around Sat, Sep 12, 2026 Regular price
$1,300.05 AUD
Regular price
Unit price
per
Priced, Stocked and Sold Per 20 Units
Excludes GST and overseas Taxes & Duties |
||||||
| Single Row Ball Bearings - 6.35x15.875x4.978 mm Unflanged - Stainless Steel AISI 440C - Ribbon Retainer Low Torque Bearing | ||||||
|
ID (d)
6.350
mm + 0.000 / - 0.005 (Equiv. 0.25 in.) |
O.D. (D)
15.875
mm + 0.000 / - 0.005 (Equiv. 0.625 in.) |
Width (B)
4.978
mm + 0.000 / - 0.040 (Equiv. 0.196 in.) |
|
|||
|
Material: Stainless Steel AISI 440C - Ribbon Retainer Low Torque
Precision Grade: Abec 5
Category: Bearings - Single Row Ball - Unflanged - High Precision |
||||||
|
Part Number: SR4-ZZS-MC34-GR5-R-G48 (Pack of 20)
Out of Stock | Backorder Now | Backorder now for delivery around Sat, Sep 12, 2026 Regular price
$1,300.05 AUD
Regular price
Unit price
per
Priced, Stocked and Sold Per 20 Units
Excludes GST and overseas Taxes & Duties |
||||||
|
||||||
| Single Row Ball Bearings - 6.35x15.875x4.978 mm Unflanged - Stainless Steel AISI 440C - Ribbon Retainer Low Torque Bearing | ||||||
|
ID (d)
6.350
mm + 0.000 / - 0.004
(Equiv. 0.25 in.) |
O.D. (D)
15.875
mm + 0.000 / - 0.005 (Equiv. 0.625 in.) |
Width (B)
4.978
mm + 0.000 / - 0.040 (Equiv. 0.196 in.) |
|
|||
|
Material: Stainless Steel AISI 440C - Ribbon Retainer Low Torque
Precision Grade: Abec 7
Category: Bearings - Single Row Ball - Unflanged - High Precision |
||||||
|
Part Number: SR4-ZZS-MC34-GR7-R-G48 (Pack of 35)
Out of Stock | Backorder Now | Backorder now for delivery around Sat, Sep 12, 2026 Regular price
$2,949.05 AUD
Regular price
Unit price
per
Priced, Stocked and Sold Per 35 Units
Excludes GST and overseas Taxes & Duties |
||||||
| Single Row Ball Bearings - 6.35x15.875x4.978 mm Unflanged - Stainless Steel AISI 440C - Ribbon Retainer Low Torque Bearing | ||||||
|
ID (d)
6.350
mm + 0.000 / - 0.004 (Equiv. 0.25 in.) |
O.D. (D)
15.875
mm + 0.000 / - 0.005 (Equiv. 0.625 in.) |
Width (B)
4.978
mm + 0.000 / - 0.040 (Equiv. 0.196 in.) |
|
|||
|
Material: Stainless Steel AISI 440C - Ribbon Retainer Low Torque
Precision Grade: Abec 7
Category: Bearings - Single Row Ball - Unflanged - High Precision |
||||||
|
Part Number: SR4-ZZS-MC34-GR7-R-G48 (Pack of 35)
Out of Stock | Backorder Now | Backorder now for delivery around Sat, Sep 12, 2026 Regular price
$2,949.05 AUD
Regular price
Unit price
per
Priced, Stocked and Sold Per 35 Units
Excludes GST and overseas Taxes & Duties |
||||||
|
||||||
| Single Row Ball Bearings - 6.35x15.875x4.978 mm Unflanged - Stainless Steel AISI 440C - Ribbon Retainer Low Torque Bearing | ||||||
|
ID (d)
6.350
mm + 0.000 / - 0.004
(Equiv. 0.25 in.) |
O.D. (D)
15.875
mm + 0.000 / - 0.005 (Equiv. 0.625 in.) |
Width (B)
4.978
mm + 0.000 / - 0.040 (Equiv. 0.196 in.) |
|
|||
|
Material: Stainless Steel AISI 440C - Ribbon Retainer Low Torque
Precision Grade: Abec 7
Category: Bearings - Single Row Ball - Unflanged - High Precision |
||||||
|
Part Number: SR4-MC34-GR7-R-L23 (Pack of 40)
Out of Stock | Backorder Now | Backorder now for delivery around Sat, Sep 12, 2026 Regular price
$2,719.32 AUD
Regular price
Unit price
per
Priced, Stocked and Sold Per 40 Units
Excludes GST and overseas Taxes & Duties |
||||||
| Single Row Ball Bearings - 6.35x15.875x4.978 mm Unflanged - Stainless Steel AISI 440C - Ribbon Retainer Low Torque Bearing | ||||||
|
ID (d)
6.350
mm + 0.000 / - 0.004 (Equiv. 0.25 in.) |
O.D. (D)
15.875
mm + 0.000 / - 0.005 (Equiv. 0.625 in.) |
Width (B)
4.978
mm + 0.000 / - 0.040 (Equiv. 0.196 in.) |
|
|||
|
Material: Stainless Steel AISI 440C - Ribbon Retainer Low Torque
Precision Grade: Abec 7
Category: Bearings - Single Row Ball - Unflanged - High Precision |
||||||
|
Part Number: SR4-MC34-GR7-R-L23 (Pack of 40)
Out of Stock | Backorder Now | Backorder now for delivery around Sat, Sep 12, 2026 Regular price
$2,719.32 AUD
Regular price
Unit price
per
Priced, Stocked and Sold Per 40 Units
Excludes GST and overseas Taxes & Duties |
||||||
|
||||||
| Single Row Ball Bearings - 6.35x15.875x4.978 mm Unflanged - Stainless Steel AISI 440C - Ribbon Retainer Low Torque Bearing | ||||||
|
ID (d)
6.350
mm + 0.000 / - 0.005
(Equiv. 0.25 in.) |
O.D. (D)
15.875
mm + 0.000 / - 0.005 (Equiv. 0.625 in.) |
Width (B)
4.978
mm + 0.000 / - 0.040 (Equiv. 0.196 in.) |
|
|||
|
Material: Stainless Steel AISI 440C - Ribbon Retainer Low Torque
Precision Grade: Abec 5
Category: Bearings - Single Row Ball - Unflanged - High Precision |
||||||
|
Part Number: SR4-FF-MC34-GR5-R-G48 (Pack of 20)
Out of Stock | Backorder Now | Backorder now for delivery around Sat, Sep 12, 2026 Regular price
$1,343.86 AUD
Regular price
Unit price
per
Priced, Stocked and Sold Per 20 Units
Excludes GST and overseas Taxes & Duties |
||||||
| Single Row Ball Bearings - 6.35x15.875x4.978 mm Unflanged - Stainless Steel AISI 440C - Ribbon Retainer Low Torque Bearing | ||||||
|
ID (d)
6.350
mm + 0.000 / - 0.005 (Equiv. 0.25 in.) |
O.D. (D)
15.875
mm + 0.000 / - 0.005 (Equiv. 0.625 in.) |
Width (B)
4.978
mm + 0.000 / - 0.040 (Equiv. 0.196 in.) |
|
|||
|
Material: Stainless Steel AISI 440C - Ribbon Retainer Low Torque
Precision Grade: Abec 5
Category: Bearings - Single Row Ball - Unflanged - High Precision |
||||||
|
Part Number: SR4-FF-MC34-GR5-R-G48 (Pack of 20)
Out of Stock | Backorder Now | Backorder now for delivery around Sat, Sep 12, 2026 Regular price
$1,343.86 AUD
Regular price
Unit price
per
Priced, Stocked and Sold Per 20 Units
Excludes GST and overseas Taxes & Duties |
||||||
|
||||||
| Single Row Ball Bearings - 6.35x15.875x4.978 mm Unflanged - Stainless Steel AISI 440C - Ribbon Retainer Low Torque Bearing | ||||||
|
ID (d)
6.350
mm + 0.000 / - 0.005
(Equiv. 0.25 in.) |
O.D. (D)
15.875
mm + 0.000 / - 0.005 (Equiv. 0.625 in.) |
Width (B)
4.978
mm + 0.000 / - 0.040 (Equiv. 0.196 in.) |
|
|||
|
Material: Stainless Steel AISI 440C - Ribbon Retainer Low Torque
Precision Grade: Abec 5
Category: Bearings - Single Row Ball - Unflanged - High Precision |
||||||
|
Part Number: SR4-MC34-GR5-R-L23 (Pack of 20)
Out of Stock | Backorder Now | Backorder now for delivery around Sat, Sep 12, 2026 Regular price
$1,197.86 AUD
Regular price
Unit price
per
Priced, Stocked and Sold Per 20 Units
Excludes GST and overseas Taxes & Duties |
||||||
| Single Row Ball Bearings - 6.35x15.875x4.978 mm Unflanged - Stainless Steel AISI 440C - Ribbon Retainer Low Torque Bearing | ||||||
|
ID (d)
6.350
mm + 0.000 / - 0.005 (Equiv. 0.25 in.) |
O.D. (D)
15.875
mm + 0.000 / - 0.005 (Equiv. 0.625 in.) |
Width (B)
4.978
mm + 0.000 / - 0.040 (Equiv. 0.196 in.) |
|
|||
|
Material: Stainless Steel AISI 440C - Ribbon Retainer Low Torque
Precision Grade: Abec 5
Category: Bearings - Single Row Ball - Unflanged - High Precision |
||||||
|
Part Number: SR4-MC34-GR5-R-L23 (Pack of 20)
Out of Stock | Backorder Now | Backorder now for delivery around Sat, Sep 12, 2026 Regular price
$1,197.86 AUD
Regular price
Unit price
per
Priced, Stocked and Sold Per 20 Units
Excludes GST and overseas Taxes & Duties |
||||||
|
||||||
| Single Row Ball Bearings - 6.35x15.875x4.978 mm Unflanged - Stainless Steel AISI 440C - Ribbon Retainer Low Torque Bearing | ||||||
|
ID (d)
6.350
mm + 0.000 / - 0.004
(Equiv. 0.25 in.) |
O.D. (D)
15.875
mm + 0.000 / - 0.005 (Equiv. 0.625 in.) |
Width (B)
4.978
mm + 0.000 / - 0.040 (Equiv. 0.196 in.) |
|
|||
|
Material: Stainless Steel AISI 440C - Ribbon Retainer Low Torque
Precision Grade: Abec 7
Category: Bearings - Single Row Ball - Unflanged - High Precision |
||||||
|
Part Number: SR4-FF-MC34-GR7-R-G48 (Pack of 40)
Out of Stock | Backorder Now | Backorder now for delivery around Sat, Sep 12, 2026 Regular price
$3,043.86 AUD
Regular price
Unit price
per
Priced, Stocked and Sold Per 40 Units
Excludes GST and overseas Taxes & Duties |
||||||
| Single Row Ball Bearings - 6.35x15.875x4.978 mm Unflanged - Stainless Steel AISI 440C - Ribbon Retainer Low Torque Bearing | ||||||
|
ID (d)
6.350
mm + 0.000 / - 0.004 (Equiv. 0.25 in.) |
O.D. (D)
15.875
mm + 0.000 / - 0.005 (Equiv. 0.625 in.) |
Width (B)
4.978
mm + 0.000 / - 0.040 (Equiv. 0.196 in.) |
|
|||
|
Material: Stainless Steel AISI 440C - Ribbon Retainer Low Torque
Precision Grade: Abec 7
Category: Bearings - Single Row Ball - Unflanged - High Precision |
||||||
|
Part Number: SR4-FF-MC34-GR7-R-G48 (Pack of 40)
Out of Stock | Backorder Now | Backorder now for delivery around Sat, Sep 12, 2026 Regular price
$3,043.86 AUD
Regular price
Unit price
per
Priced, Stocked and Sold Per 40 Units
Excludes GST and overseas Taxes & Duties |
||||||
|
||||||
| 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.) |
|
|||
|
Material: Stainless Steel AISI 440C
Precision Grade: Abec 1
Category: Bearings - Single Row Ball - Unflanged - Precision |
||||||
|
Part Number: SR4-MC3-AF12 (Pack of 50)
Out of Stock | Backorder Now | Backorder now for delivery around Thu, Aug 20, 2026 Regular price
$296.68 AUD
Regular price
Unit price
per
Priced, Stocked and Sold Per 50 Units
Excludes GST and overseas Taxes & Duties |
||||||
| 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.) |
|
|||
|
Material: Stainless Steel AISI 440C
Precision Grade: Abec 1
Category: Bearings - Single Row Ball - Unflanged - Precision |
||||||
|
Part Number: SR4-MC3-AF12 (Pack of 50)
Out of Stock | Backorder Now | Backorder now for delivery around Thu, Aug 20, 2026 Regular price
$296.68 AUD
Regular price
Unit price
per
Priced, Stocked and Sold Per 50 Units
Excludes GST and overseas Taxes & Duties |
||||||
|
||||||
| Single Row Ball Bearings - 6.35x15.875x4.978 mm Unflanged - Stainless Steel AISI 420C - Polyamide Cage Bearing | ||||||
|
ID (d)
6.350
mm |
O.D. (D)
15.875
mm |
Width (B)
4.978
mm |
|
|||
|
Material: Stainless Steel AISI 420C - Polyamide Cage
Precision Grade: Economy
Category: Bearings - Single Row Ball - Unflanged - Precision |
||||||
|
Part Number: SR4-T9H-ECO (Pack of 100)
Out of Stock | Backorder Now | Backorder now for delivery around Fri, Aug 14, 2026 Regular price
$844.23 AUD
Regular price
Unit price
per
Priced, Stocked and Sold Per 100 Units
Excludes GST and overseas Taxes & Duties |
||||||
| Single Row Ball Bearings - 6.35x15.875x4.978 mm Unflanged - Stainless Steel AISI 420C - Polyamide Cage Bearing | ||||||
|
ID (d)
6.350
mm |
O.D. (D)
15.875
mm |
Width (B)
4.978
mm |
|
|||
|
Material: Stainless Steel AISI 420C - Polyamide Cage
Precision Grade: Economy
Category: Bearings - Single Row Ball - Unflanged - Precision |
||||||
|
Part Number: SR4-T9H-ECO (Pack of 100)
Out of Stock | Backorder Now | Backorder now for delivery around Fri, Aug 14, 2026 Regular price
$844.23 AUD
Regular price
Unit price
per
Priced, Stocked and Sold Per 100 Units
Excludes GST and overseas Taxes & Duties |
||||||
|
||||||
| 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.) |
|
|||
|
Material: Stainless Steel AISI 440C
Precision Grade: Abec 1
Category: Bearings - Single Row Ball - Unflanged - Precision |
||||||
|
Part Number: SR4-TTS-MC3 (Pack of 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.) |
|
|||
|
Material: Stainless Steel AISI 440C
Precision Grade: Abec 1
Category: Bearings - Single Row Ball - Unflanged - Precision |
||||||
|
Part Number: SR4-TTS-MC3 (Pack of 100)
Contact Us | Special Order Only - Please contact us if you need a large quantity | Backorder now for delivery around Wed, Apr 11, 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.) |
|
|||
|
Material: Chrome Steel SAE 52100
Precision Grade: Abec 1
Category: Bearings - Single Row Ball - Unflanged - Precision |
||||||
|
Part Number: R4-MC5-ACO (Pack of 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.) |
|
|||
|
Material: Chrome Steel SAE 52100
Precision Grade: Abec 1
Category: Bearings - Single Row Ball - Unflanged - Precision |
||||||
|
Part Number: R4-MC5-ACO (Pack of 200)
Contact Us | Special Order Only - Please contact us if you need a large quantity | Backorder now for delivery around Wed, Apr 11, 2029 |
||||||
| Single Row Ball Bearings - 6.35x15.875x4.978 mm Unflanged - Chrome Steel SAE 52100 Bearing | ||||||
|
ID (d)
6.350
mm |
O.D. (D)
15.875
mm |
Width (B)
4.978
mm |
|
|||
|
Material: Chrome Steel SAE 52100
Precision Grade: Economy
Category: Bearings - Single Row Ball - Unflanged - Precision |
||||||
|
Part Number: R4-2RS-ECO (Pack of 2)
7 units (14 pcs) Available Now | Further orders can be expected around Fri, Aug 14, 2026 Regular price
$3.59 AUD
Regular price
Unit price
per
Priced, Stocked and Sold Per 2 Units
Excludes GST and overseas Taxes & Duties |
||||||
| Single Row Ball Bearings - 6.35x15.875x4.978 mm Unflanged - Chrome Steel SAE 52100 Bearing | ||||||
|
ID (d)
6.350
mm |
O.D. (D)
15.875
mm |
Width (B)
4.978
mm |
|
|||
|
Material: Chrome Steel SAE 52100
Precision Grade: Economy
Category: Bearings - Single Row Ball - Unflanged - Precision |
||||||
|
Part Number: R4-2RS-ECO (Pack of 2)
7 units (14 pcs) Available Now | Further orders can be expected around Fri, Aug 14, 2026 Regular price
$3.59 AUD
Regular price
Unit price
per
Priced, Stocked and Sold Per 2 Units
Excludes GST and overseas Taxes & Duties |
||||||
|
||||||
| Single Row Ball Bearings - 6.35x15.875x4.978 mm Unflanged - Chrome Steel SAE 52100 - High Speed Polyamide Cage - Ceramic Si3N4 Balls Bearing | ||||||
|
ID (d)
6.350
mm |
O.D. (D)
15.875
mm |
Width (B)
4.978
mm |
|
|||
|
Material: Chrome Steel SAE 52100 - High Speed Polyamide Cage - Ceramic Si3N4 Balls
Precision Grade: Abec 1
Category: Bearings - Single Row Ball - Unflanged - Precision Double shielded ceramic-hybrid bearing with high speed polyamide retainer and light anti-rust lubricant |
||||||
|
Part Number: R4-CSN-T9H-ACO-ECO (Each)
Out of Stock | Backorder Now | Backorder now for delivery around Fri, Aug 28, 2026 Regular price
$74.05 AUD
Regular price
Unit price
per
Each
Excludes GST and overseas Taxes & Duties |
||||||
| Single Row Ball Bearings - 6.35x15.875x4.978 mm Unflanged - Chrome Steel SAE 52100 - High Speed Polyamide Cage - Ceramic Si3N4 Balls Bearing | ||||||
|
ID (d)
6.350
mm |
O.D. (D)
15.875
mm |
Width (B)
4.978
mm |
|
|||
|
Material: Chrome Steel SAE 52100 - High Speed Polyamide Cage - Ceramic Si3N4 Balls
Precision Grade: Abec 1
Category: Bearings - Single Row Ball - Unflanged - Precision Double shielded ceramic-hybrid bearing with high speed polyamide retainer and light anti-rust lubricant |
||||||
|
Part Number: R4-CSN-T9H-ACO-ECO (Each)
Out of Stock | Backorder Now | Backorder now for delivery around Fri, Aug 28, 2026 Regular price
$74.05 AUD
Regular price
Unit price
per
Each
Excludes GST and overseas Taxes & Duties |
||||||
|
||||||
| Single Row Ball Bearings - 6.35x15.875x4.978 mm Unflanged - Chrome Steel SAE 52100 Bearing | ||||||
|
ID (d)
6.350
mm |
O.D. (D)
15.875
mm |
Width (B)
4.978
mm |
|
|||
|
Material: Chrome Steel SAE 52100
Precision Grade: Economy
Category: Bearings - Single Row Ball - Unflanged - Precision Double shielded economy bearing |
||||||
|
Part Number: R4-ZZ-ECO (Pack of 5)
1 pack (5 pcs) Available Now | Further orders can be expected around Fri, Aug 14, 2026 Regular price
$7.14 AUD
Regular price
Unit price
per
Priced, Stocked and Sold Per 5 Units
Excludes GST and overseas Taxes & Duties |
||||||
| Single Row Ball Bearings - 6.35x15.875x4.978 mm Unflanged - Chrome Steel SAE 52100 Bearing | ||||||
|
ID (d)
6.350
mm |
O.D. (D)
15.875
mm |
Width (B)
4.978
mm |
|
|||
|
Material: Chrome Steel SAE 52100
Precision Grade: Economy
Category: Bearings - Single Row Ball - Unflanged - Precision Double shielded economy bearing |
||||||
|
Part Number: R4-ZZ-ECO (Pack of 5)
1 pack (5 pcs) Available Now | Further orders can be expected around Fri, Aug 14, 2026 Regular price
$7.14 AUD
Regular price
Unit price
per
Priced, Stocked and Sold Per 5 Units
Excludes GST and overseas Taxes & Duties |
||||||
|
||||||
| 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.) |
|
|||
|
Material: Chrome Steel SAE 52100
Precision Grade: Abec 1
Category: Bearings - Single Row Ball - Unflanged - Precision |
||||||
|
Part Number: R4-MC4-ACO (Pack of 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.) |
|
|||
|
Material: Chrome Steel SAE 52100
Precision Grade: Abec 1
Category: Bearings - Single Row Ball - Unflanged - Precision |
||||||
|
Part Number: R4-MC4-ACO (Pack of 200)
Contact Us | Special Order Only - Please contact us if you need a large quantity | Backorder now for delivery around Wed, Apr 11, 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.) |
|
|||
|
Material: Chrome Steel SAE 52100
Precision Grade: P6
Category: Bearings - Single Row Ball - Unflanged - Precision |
||||||
|
Part Number: R4-ZZ-MC3-JP6 (Pack of 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.) |
|
|||
|
Material: Chrome Steel SAE 52100
Precision Grade: P6
Category: Bearings - Single Row Ball - Unflanged - Precision |
||||||
|
Part Number: R4-ZZ-MC3-JP6 (Pack of 200)
Contact Us | Special Order Only - Please contact us if you need a large quantity | Backorder now for delivery around Wed, Apr 11, 2029 |
||||||
| Single Row Ball Bearings - 6.35x15.875x4.978 mm Unflanged - Chrome Steel SAE 52100 - High Speed Polyamide Cage Bearing | ||||||
|
ID (d)
6.350
mm |
O.D. (D)
15.875
mm |
Width (B)
4.978
mm |
|
|||
|
Material: Chrome Steel SAE 52100 - High Speed Polyamide Cage
Precision Grade: Economy
Category: Bearings - Single Row Ball - Unflanged - Precision |
||||||
|
Part Number: R4-T9H-ECO (Pack of 100)
Out of Stock | Backorder Now | Backorder now for delivery around Fri, Aug 14, 2026 Regular price
$690.14 AUD
Regular price
Unit price
per
Priced, Stocked and Sold Per 100 Units
Excludes GST and overseas Taxes & Duties |
||||||
| Single Row Ball Bearings - 6.35x15.875x4.978 mm Unflanged - Chrome Steel SAE 52100 - High Speed Polyamide Cage Bearing | ||||||
|
ID (d)
6.350
mm |
O.D. (D)
15.875
mm |
Width (B)
4.978
mm |
|
|||
|
Material: Chrome Steel SAE 52100 - High Speed Polyamide Cage
Precision Grade: Economy
Category: Bearings - Single Row Ball - Unflanged - Precision |
||||||
|
Part Number: R4-T9H-ECO (Pack of 100)
Out of Stock | Backorder Now | Backorder now for delivery around Fri, Aug 14, 2026 Regular price
$690.14 AUD
Regular price
Unit price
per
Priced, Stocked and Sold Per 100 Units
Excludes GST and overseas Taxes & Duties |
||||||
|
||||||
| 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.) |
|
|||
|
Material: Chrome Steel SAE 52100
Precision Grade: Abec 1
Category: Bearings - Single Row Ball - Unflanged - Precision Open Standard Bearing |
||||||
|
Part Number: R4-MC3-ACO (Pack of 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.) |
|
|||
|
Material: Chrome Steel SAE 52100
Precision Grade: Abec 1
Category: Bearings - Single Row Ball - Unflanged - Precision Open Standard Bearing |
||||||
|
Part Number: R4-MC3-ACO (Pack of 100)
Contact Us | Special Order Only - Please contact us if you need a large quantity | Backorder now for delivery around Wed, Apr 11, 2029 |
||||||
| Single Row Ball Bearings - 6.35x15.875x4.978 mm / 5.771 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.) |
Inner Ring Width (Bn)
5.771
mm |
|
||
|
Material: Stainless Steel AISI 440C
Precision Grade: Abec 1
Category: Bearings - Single Row Ball - Unflanged - Precision |
||||||
|
Part Number: SWR4-ZZ-MC3 (Pack of 100)
Out of Stock | Backorder Now | Backorder now for delivery around Thu, Aug 20, 2026 Regular price
$645.59 AUD
Regular price
Unit price
per
Priced, Stocked and Sold Per 100 Units
Excludes GST and overseas Taxes & Duties |
||||||
| Single Row Ball Bearings - 6.35x15.875x4.978 mm / 5.771 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.) |
Inner Ring Width (Bn)
5.771
mm |
|
||
|
Material: Stainless Steel AISI 440C
Precision Grade: Abec 1
Category: Bearings - Single Row Ball - Unflanged - Precision |
||||||
|
Part Number: SWR4-ZZ-MC3 (Pack of 100)
Out of Stock | Backorder Now | Backorder now for delivery around Thu, Aug 20, 2026 Regular price
$645.59 AUD
Regular price
Unit price
per
Priced, Stocked and Sold Per 100 Units
Excludes GST and overseas Taxes & Duties |
||||||
|
||||||
















