| ID (d) | O.D. (D) | Width (B) | Inner Ring Width (Bn) | Flange Diameter (DF) | Flange Width (BF) |
Indicative Image |
|---|---|---|---|---|---|---|
| Single Row Ball Bearings - 4.763x9.525x2.779 mm Unflanged - Stainless Steel AISI 440C Bearing | ||||||
|
ID (d)
4.763
mm + 0.000 / - 0.004
(Equiv. 0.188 in.) |
O.D. (D)
9.525
mm + 0.000 / - 0.005 (Equiv. 0.375 in.) |
Width (B)
2.779
mm + 0.000 / - 0.040 (Equiv. 0.109 in.) |
|
|||
|
Material: Stainless Steel AISI 440C
Precision Grade: Abec 7
Category: Bearings - Single Row Ball - Unflanged - High Precision |
||||||
|
Part Number: SR166A-MC34-U7-AF12 (Each)
Out of Stock | Backorder Now | Backorder now for delivery around Thu, Oct 15, 2026 Regular price
$34.32 AUD
Regular price
Unit price
per
Each
Excludes GST and overseas Taxes & Duties |
||||||
| ID (d) | O.D. (D) | Width (B) | Inner Ring Width (Bn) |
Indicative Image |
||
| Single Row Ball Bearings - 4.763x9.525x2.779 mm Unflanged - Stainless Steel AISI 440C Bearing | ||||||
|
ID (d)
4.763
mm + 0.000 / - 0.004 (Equiv. 0.188 in.) |
O.D. (D)
9.525
mm + 0.000 / - 0.005 (Equiv. 0.375 in.) |
Width (B)
2.779
mm + 0.000 / - 0.040 (Equiv. 0.109 in.) |
|
|||
|
Material: Stainless Steel AISI 440C
Precision Grade: Abec 7
Category: Bearings - Single Row Ball - Unflanged - High Precision |
||||||
|
Part Number: SR166A-MC34-U7-AF12 (Each)
Out of Stock | Backorder Now | Backorder now for delivery around Thu, Oct 15, 2026 Regular price
$34.32 AUD
Regular price
Unit price
per
Each
Excludes GST and overseas Taxes & Duties |
||||||
|
||||||
| Single Row Ball Bearings - 4.763x9.525x2.779 mm Unflanged - Stainless Steel AISI 440C - Ribbon Retainer Low Torque Bearing | ||||||
|
ID (d)
4.763
mm + 0.000 / - 0.005
(Equiv. 0.188 in.) |
O.D. (D)
9.525
mm + 0.000 / - 0.005 (Equiv. 0.375 in.) |
Width (B)
2.779
mm + 0.000 / - 0.040 (Equiv. 0.109 in.) |
|
|||
|
Material: Stainless Steel AISI 440C - Ribbon Retainer Low Torque
Precision Grade: Abec 5
Category: Bearings - Single Row Ball - Unflanged - High Precision |
||||||
|
Part Number: SR166A-ZZS-MC34-GR5-R-G48 (PK-20)
Out of Stock | Backorder Now | Backorder now for delivery around Sat, Sep 12, 2026 Regular price
$1,307.23 AUD
Regular price
Unit price
per
Priced, Stocked and Sold Per 20 Units
Excludes GST and overseas Taxes & Duties |
||||||
| Single Row Ball Bearings - 4.763x9.525x2.779 mm Unflanged - Stainless Steel AISI 440C - Ribbon Retainer Low Torque Bearing | ||||||
|
ID (d)
4.763
mm + 0.000 / - 0.005 (Equiv. 0.188 in.) |
O.D. (D)
9.525
mm + 0.000 / - 0.005 (Equiv. 0.375 in.) |
Width (B)
2.779
mm + 0.000 / - 0.040 (Equiv. 0.109 in.) |
|
|||
|
Material: Stainless Steel AISI 440C - Ribbon Retainer Low Torque
Precision Grade: Abec 5
Category: Bearings - Single Row Ball - Unflanged - High Precision |
||||||
|
Part Number: SR166A-ZZS-MC34-GR5-R-G48 (PK-20)
Out of Stock | Backorder Now | Backorder now for delivery around Sat, Sep 12, 2026 Regular price
$1,307.23 AUD
Regular price
Unit price
per
Priced, Stocked and Sold Per 20 Units
Excludes GST and overseas Taxes & Duties |
||||||
|
||||||
| Single Row Ball Bearings - 4.763x9.525x3.175 mm Unflanged - Stainless Steel AISI 440C - Ribbon Retainer Low Torque Bearing | ||||||
|
ID (d)
4.763
mm + 0.000 / - 0.004
(Equiv. 0.188 in.) |
O.D. (D)
9.525
mm + 0.000 / - 0.005 (Equiv. 0.375 in.) |
Width (B)
3.175
mm + 0.000 / - 0.040 (Equiv. 0.125 in.) |
|
|||
|
Material: Stainless Steel AISI 440C - Ribbon Retainer Low Torque
Precision Grade: Abec 7
Category: Bearings - Single Row Ball - Unflanged - High Precision |
||||||
|
Part Number: SR166-ZZS-MC34-GR7-R-G48 (PK-20)
Out of Stock | Backorder Now | Backorder now for delivery around Sat, Sep 12, 2026 Regular price
$1,658.77 AUD
Regular price
Unit price
per
Priced, Stocked and Sold Per 20 Units
Excludes GST and overseas Taxes & Duties |
||||||
| Single Row Ball Bearings - 4.763x9.525x3.175 mm Unflanged - Stainless Steel AISI 440C - Ribbon Retainer Low Torque Bearing | ||||||
|
ID (d)
4.763
mm + 0.000 / - 0.004 (Equiv. 0.188 in.) |
O.D. (D)
9.525
mm + 0.000 / - 0.005 (Equiv. 0.375 in.) |
Width (B)
3.175
mm + 0.000 / - 0.040 (Equiv. 0.125 in.) |
|
|||
|
Material: Stainless Steel AISI 440C - Ribbon Retainer Low Torque
Precision Grade: Abec 7
Category: Bearings - Single Row Ball - Unflanged - High Precision |
||||||
|
Part Number: SR166-ZZS-MC34-GR7-R-G48 (PK-20)
Out of Stock | Backorder Now | Backorder now for delivery around Sat, Sep 12, 2026 Regular price
$1,658.77 AUD
Regular price
Unit price
per
Priced, Stocked and Sold Per 20 Units
Excludes GST and overseas Taxes & Duties |
||||||
|
||||||
| Single Row Ball Bearings - 4.763x9.525x3.175 mm Unflanged - Stainless Steel AISI 440C - Ribbon Retainer Low Torque Bearing | ||||||
|
ID (d)
4.763
mm + 0.000 / - 0.004
(Equiv. 0.188 in.) |
O.D. (D)
9.525
mm + 0.000 / - 0.005 (Equiv. 0.375 in.) |
Width (B)
3.175
mm + 0.000 / - 0.040 (Equiv. 0.125 in.) |
|
|||
|
Material: Stainless Steel AISI 440C - Ribbon Retainer Low Torque
Precision Grade: Abec 7
Category: Bearings - Single Row Ball - Unflanged - High Precision |
||||||
|
Part Number: SR166-MC34-GR7-R-L23 (PK-55)
Out of Stock | Backorder Now | Backorder now for delivery around Sat, Sep 12, 2026 Regular price
$2,579.77 AUD
Regular price
Unit price
per
Priced, Stocked and Sold Per 55 Units
Excludes GST and overseas Taxes & Duties |
||||||
| Single Row Ball Bearings - 4.763x9.525x3.175 mm Unflanged - Stainless Steel AISI 440C - Ribbon Retainer Low Torque Bearing | ||||||
|
ID (d)
4.763
mm + 0.000 / - 0.004 (Equiv. 0.188 in.) |
O.D. (D)
9.525
mm + 0.000 / - 0.005 (Equiv. 0.375 in.) |
Width (B)
3.175
mm + 0.000 / - 0.040 (Equiv. 0.125 in.) |
|
|||
|
Material: Stainless Steel AISI 440C - Ribbon Retainer Low Torque
Precision Grade: Abec 7
Category: Bearings - Single Row Ball - Unflanged - High Precision |
||||||
|
Part Number: SR166-MC34-GR7-R-L23 (PK-55)
Out of Stock | Backorder Now | Backorder now for delivery around Sat, Sep 12, 2026 Regular price
$2,579.77 AUD
Regular price
Unit price
per
Priced, Stocked and Sold Per 55 Units
Excludes GST and overseas Taxes & Duties |
||||||
|
||||||
| Single Row Ball Bearings - 4.763x9.525x3.175 mm Unflanged - Stainless Steel AISI 440C Bearing | ||||||
|
ID (d)
4.763
mm + 0.000 / - 0.0075
(Equiv. 0.188 in.) |
O.D. (D)
9.525
mm + 0.000 / - 0.0075 (Equiv. 0.375 in.) |
Width (B)
3.175
mm + 0.000 / - 0.125 (Equiv. 0.125 in.) |
|
|||
|
Material: Stainless Steel AISI 440C
Precision Grade: Abec 1
Category: Bearings - Single Row Ball - Unflanged - Precision |
||||||
|
Part Number: SR166-MC3-AF12 (PK-100)
Out of Stock | Backorder Now | Backorder now for delivery around Thu, Aug 20, 2026 Regular price
$423.32 AUD
Regular price
Unit price
per
Priced, Stocked and Sold Per 100 Units
Excludes GST and overseas Taxes & Duties |
||||||
| Single Row Ball Bearings - 4.763x9.525x3.175 mm Unflanged - Stainless Steel AISI 440C Bearing | ||||||
|
ID (d)
4.763
mm + 0.000 / - 0.0075 (Equiv. 0.188 in.) |
O.D. (D)
9.525
mm + 0.000 / - 0.0075 (Equiv. 0.375 in.) |
Width (B)
3.175
mm + 0.000 / - 0.125 (Equiv. 0.125 in.) |
|
|||
|
Material: Stainless Steel AISI 440C
Precision Grade: Abec 1
Category: Bearings - Single Row Ball - Unflanged - Precision |
||||||
|
Part Number: SR166-MC3-AF12 (PK-100)
Out of Stock | Backorder Now | Backorder now for delivery around Thu, Aug 20, 2026 Regular price
$423.32 AUD
Regular price
Unit price
per
Priced, Stocked and Sold Per 100 Units
Excludes GST and overseas Taxes & Duties |
||||||
|
||||||
| Single Row Ball Bearings - 4.763x9.525x3.175 mm Unflanged - Stainless Steel AISI 440C - Ribbon Retainer Low Torque Bearing | ||||||
|
ID (d)
4.763
mm + 0.000 / - 0.005
(Equiv. 0.188 in.) |
O.D. (D)
9.525
mm + 0.000 / - 0.005 (Equiv. 0.375 in.) |
Width (B)
3.175
mm + 0.000 / - 0.040 (Equiv. 0.125 in.) |
|
|||
|
Material: Stainless Steel AISI 440C - Ribbon Retainer Low Torque
Precision Grade: Abec 5
Category: Bearings - Single Row Ball - Unflanged - High Precision |
||||||
|
Part Number: SR166-MC34-GR5-R-L23 (PK-40)
Out of Stock | Backorder Now | Backorder now for delivery around Sat, Sep 12, 2026 Regular price
$1,715.95 AUD
Regular price
Unit price
per
Priced, Stocked and Sold Per 40 Units
Excludes GST and overseas Taxes & Duties |
||||||
| Single Row Ball Bearings - 4.763x9.525x3.175 mm Unflanged - Stainless Steel AISI 440C - Ribbon Retainer Low Torque Bearing | ||||||
|
ID (d)
4.763
mm + 0.000 / - 0.005 (Equiv. 0.188 in.) |
O.D. (D)
9.525
mm + 0.000 / - 0.005 (Equiv. 0.375 in.) |
Width (B)
3.175
mm + 0.000 / - 0.040 (Equiv. 0.125 in.) |
|
|||
|
Material: Stainless Steel AISI 440C - Ribbon Retainer Low Torque
Precision Grade: Abec 5
Category: Bearings - Single Row Ball - Unflanged - High Precision |
||||||
|
Part Number: SR166-MC34-GR5-R-L23 (PK-40)
Out of Stock | Backorder Now | Backorder now for delivery around Sat, Sep 12, 2026 Regular price
$1,715.95 AUD
Regular price
Unit price
per
Priced, Stocked and Sold Per 40 Units
Excludes GST and overseas Taxes & Duties |
||||||
|
||||||
| Single Row Ball Bearings - 4.763x9.525x3.175 mm Unflanged - Stainless Steel AISI 440C - Ribbon Retainer Low Torque Bearing | ||||||
|
ID (d)
4.763
mm + 0.000 / - 0.005
(Equiv. 0.188 in.) |
O.D. (D)
9.525
mm + 0.000 / - 0.005 (Equiv. 0.375 in.) |
Width (B)
3.175
mm + 0.000 / - 0.040 (Equiv. 0.125 in.) |
|
|||
|
Material: Stainless Steel AISI 440C - Ribbon Retainer Low Torque
Precision Grade: Abec 5
Category: Bearings - Single Row Ball - Unflanged - High Precision |
||||||
|
Part Number: SR166-ZZS-MC34-GR5-R-G48 (PK-20)
Out of Stock | Backorder Now | Backorder now for delivery around Sat, Sep 12, 2026 Regular price
$1,277.50 AUD
Regular price
Unit price
per
Priced, Stocked and Sold Per 20 Units
Excludes GST and overseas Taxes & Duties |
||||||
| Single Row Ball Bearings - 4.763x9.525x3.175 mm Unflanged - Stainless Steel AISI 440C - Ribbon Retainer Low Torque Bearing | ||||||
|
ID (d)
4.763
mm + 0.000 / - 0.005 (Equiv. 0.188 in.) |
O.D. (D)
9.525
mm + 0.000 / - 0.005 (Equiv. 0.375 in.) |
Width (B)
3.175
mm + 0.000 / - 0.040 (Equiv. 0.125 in.) |
|
|||
|
Material: Stainless Steel AISI 440C - Ribbon Retainer Low Torque
Precision Grade: Abec 5
Category: Bearings - Single Row Ball - Unflanged - High Precision |
||||||
|
Part Number: SR166-ZZS-MC34-GR5-R-G48 (PK-20)
Out of Stock | Backorder Now | Backorder now for delivery around Sat, Sep 12, 2026 Regular price
$1,277.50 AUD
Regular price
Unit price
per
Priced, Stocked and Sold Per 20 Units
Excludes GST and overseas Taxes & Duties |
||||||
|
||||||
| Single Row Ball Bearings - 4.763x9.525x3.175 mm Unflanged - Stainless Steel AISI 440C - Ribbon Retainer Low Torque Bearing | ||||||
|
ID (d)
4.763
mm + 0.000 / - 0.005
(Equiv. 0.188 in.) |
O.D. (D)
9.525
mm + 0.000 / - 0.005 (Equiv. 0.375 in.) |
Width (B)
3.175
mm + 0.000 / - 0.040 (Equiv. 0.125 in.) |
|
|||
|
Material: Stainless Steel AISI 440C - Ribbon Retainer Low Torque
Precision Grade: Abec 5
Category: Bearings - Single Row Ball - Unflanged - High Precision |
||||||
|
Part Number: SR166-ZS-MC34-GR5-R-G48 (PK-20)
Out of Stock | Backorder Now | Backorder now for delivery around Sat, Sep 12, 2026 Regular price
$1,277.50 AUD
Regular price
Unit price
per
Priced, Stocked and Sold Per 20 Units
Excludes GST and overseas Taxes & Duties |
||||||
| Single Row Ball Bearings - 4.763x9.525x3.175 mm Unflanged - Stainless Steel AISI 440C - Ribbon Retainer Low Torque Bearing | ||||||
|
ID (d)
4.763
mm + 0.000 / - 0.005 (Equiv. 0.188 in.) |
O.D. (D)
9.525
mm + 0.000 / - 0.005 (Equiv. 0.375 in.) |
Width (B)
3.175
mm + 0.000 / - 0.040 (Equiv. 0.125 in.) |
|
|||
|
Material: Stainless Steel AISI 440C - Ribbon Retainer Low Torque
Precision Grade: Abec 5
Category: Bearings - Single Row Ball - Unflanged - High Precision |
||||||
|
Part Number: SR166-ZS-MC34-GR5-R-G48 (PK-20)
Out of Stock | Backorder Now | Backorder now for delivery around Sat, Sep 12, 2026 Regular price
$1,277.50 AUD
Regular price
Unit price
per
Priced, Stocked and Sold Per 20 Units
Excludes GST and overseas Taxes & Duties |
||||||
|
||||||
| Single Row Ball Bearings - 4.763x9.525x3.175 mm Unflanged - Stainless Steel AISI 440C - Ribbon Retainer Low Torque Bearing | ||||||
|
ID (d)
4.763
mm + 0.000 / - 0.004
(Equiv. 0.188 in.) |
O.D. (D)
9.525
mm + 0.000 / - 0.005 (Equiv. 0.375 in.) |
Width (B)
3.175
mm + 0.000 / - 0.040 (Equiv. 0.125 in.) |
|
|||
|
Material: Stainless Steel AISI 440C - Ribbon Retainer Low Torque
Precision Grade: Abec 7
Category: Bearings - Single Row Ball - Unflanged - High Precision |
||||||
|
Part Number: SR166-ZS-MC34-GR7-R-G48 (PK-20)
Out of Stock | Backorder Now | Backorder now for delivery around Sat, Sep 12, 2026 Regular price
$1,658.77 AUD
Regular price
Unit price
per
Priced, Stocked and Sold Per 20 Units
Excludes GST and overseas Taxes & Duties |
||||||
| Single Row Ball Bearings - 4.763x9.525x3.175 mm Unflanged - Stainless Steel AISI 440C - Ribbon Retainer Low Torque Bearing | ||||||
|
ID (d)
4.763
mm + 0.000 / - 0.004 (Equiv. 0.188 in.) |
O.D. (D)
9.525
mm + 0.000 / - 0.005 (Equiv. 0.375 in.) |
Width (B)
3.175
mm + 0.000 / - 0.040 (Equiv. 0.125 in.) |
|
|||
|
Material: Stainless Steel AISI 440C - Ribbon Retainer Low Torque
Precision Grade: Abec 7
Category: Bearings - Single Row Ball - Unflanged - High Precision |
||||||
|
Part Number: SR166-ZS-MC34-GR7-R-G48 (PK-20)
Out of Stock | Backorder Now | Backorder now for delivery around Sat, Sep 12, 2026 Regular price
$1,658.77 AUD
Regular price
Unit price
per
Priced, Stocked and Sold Per 20 Units
Excludes GST and overseas Taxes & Duties |
||||||
|
||||||
| Single Row Ball Bearings - 4.763x9.525x3.175 mm Unflanged - Stainless Steel AISI 440C Bearing | ||||||
|
ID (d)
4.763
mm + 0.000 / - 0.0075
(Equiv. 0.188 in.) |
O.D. (D)
9.525
mm + 0.000 / - 0.0075 (Equiv. 0.375 in.) |
Width (B)
3.175
mm + 0.000 / - 0.125 (Equiv. 0.125 in.) |
|
|||
|
Material: Stainless Steel AISI 440C
Precision Grade: Abec 1
Category: Bearings - Single Row Ball - Unflanged - Precision Double shielded standard stainless steel bearing |
||||||
|
Part Number: SR166-ZZS-MC3 (Each)
125 Available Now | Further orders can be expected around Thu, Aug 20, 2026 Regular price
$4.32 AUD
Regular price
Unit price
per
Each
Excludes GST and overseas Taxes & Duties |
||||||
| Single Row Ball Bearings - 4.763x9.525x3.175 mm Unflanged - Stainless Steel AISI 440C Bearing | ||||||
|
ID (d)
4.763
mm + 0.000 / - 0.0075 (Equiv. 0.188 in.) |
O.D. (D)
9.525
mm + 0.000 / - 0.0075 (Equiv. 0.375 in.) |
Width (B)
3.175
mm + 0.000 / - 0.125 (Equiv. 0.125 in.) |
|
|||
|
Material: Stainless Steel AISI 440C
Precision Grade: Abec 1
Category: Bearings - Single Row Ball - Unflanged - Precision Double shielded standard stainless steel bearing |
||||||
|
Part Number: SR166-ZZS-MC3 (Each)
125 Available Now | Further orders can be expected around Thu, Aug 20, 2026 Regular price
$4.32 AUD
Regular price
Unit price
per
Each
Excludes GST and overseas Taxes & Duties |
||||||
|
||||||
| Single Row Ball Bearings - 4.763x9.525x3.175 mm Unflanged - Chrome Steel SAE 52100 Bearing | ||||||
|
ID (d)
4.763
mm |
O.D. (D)
9.525
mm |
Width (B)
3.175
mm |
|
|||
|
Material: Chrome Steel SAE 52100
Precision Grade: Economy
Category: Bearings - Single Row Ball - Unflanged - Precision Deleted Item. Available while stocks last. |
||||||
|
Part Number: R166-2RB-ECO (PK-5)
10 units (50 pcs) Available Now | Item Discontinued - Up to 10 may be ordered online. No backorders. Please contact us if you need a larger quantity Regular price
$3.56 AUD
Regular price
Unit price
per
Priced, Stocked and Sold Per 5 Units
Excludes GST and overseas Taxes & Duties |
||||||
| Single Row Ball Bearings - 4.763x9.525x3.175 mm Unflanged - Chrome Steel SAE 52100 Bearing | ||||||
|
ID (d)
4.763
mm |
O.D. (D)
9.525
mm |
Width (B)
3.175
mm |
|
|||
|
Material: Chrome Steel SAE 52100
Precision Grade: Economy
Category: Bearings - Single Row Ball - Unflanged - Precision Deleted Item. Available while stocks last. |
||||||
|
Part Number: R166-2RB-ECO (PK-5)
10 units (50 pcs) Available Now | Item Discontinued - Up to 10 may be ordered online. No backorders. Please contact us if you need a larger quantity Regular price
$3.56 AUD
Regular price
Unit price
per
Priced, Stocked and Sold Per 5 Units
Excludes GST and overseas Taxes & Duties |
||||||
|
||||||
| Single Row Ball Bearings - 4.763x9.525x3.175 mm Unflanged - Chrome Steel SAE 52100 Bearing | ||||||
|
ID (d)
4.763
mm + 0.000 / - 0.0075
(Equiv. 0.188 in.) |
O.D. (D)
9.525
mm + 0.000 / - 0.0075 (Equiv. 0.375 in.) |
Width (B)
3.175
mm + 0.000 / - 0.125 (Equiv. 0.125 in.) |
|
|||
|
Material: Chrome Steel SAE 52100
Precision Grade: Abec 1
Category: Bearings - Single Row Ball - Unflanged - Precision |
||||||
|
Part Number: R166-ZZS-MC3 (Each)
2158 Available Now | Further orders can be expected around Thu, Aug 20, 2026 Regular price
$1.86 AUD
Regular price
Unit price
per
Each
Excludes GST and overseas Taxes & Duties |
||||||
| Single Row Ball Bearings - 4.763x9.525x3.175 mm Unflanged - Chrome Steel SAE 52100 Bearing | ||||||
|
ID (d)
4.763
mm + 0.000 / - 0.0075 (Equiv. 0.188 in.) |
O.D. (D)
9.525
mm + 0.000 / - 0.0075 (Equiv. 0.375 in.) |
Width (B)
3.175
mm + 0.000 / - 0.125 (Equiv. 0.125 in.) |
|
|||
|
Material: Chrome Steel SAE 52100
Precision Grade: Abec 1
Category: Bearings - Single Row Ball - Unflanged - Precision |
||||||
|
Part Number: R166-ZZS-MC3 (Each)
2158 Available Now | Further orders can be expected around Thu, Aug 20, 2026 Regular price
$1.86 AUD
Regular price
Unit price
per
Each
Excludes GST and overseas Taxes & Duties |
||||||
|
||||||
| Single Row Ball Bearings - 4.763x9.525x3.175 mm Unflanged - Chrome Steel SAE 52100 - Ceramic Si3N4 Balls Bearing | ||||||
|
ID (d)
4.763
mm |
O.D. (D)
9.525
mm |
Width (B)
3.175
mm |
|
|||
|
Material: Chrome Steel SAE 52100 - Ceramic Si3N4 Balls
Precision Grade: Abec 1
Category: Bearings - Single Row Ball - Unflanged - Precision Deleted Item. Available while stocks last. |
||||||
|
Part Number: R166-CSN-ZZS-ACO-ECO (Each)
93 Available Now | Item Discontinued - Up to 93 may be ordered online. No backorders. Please contact us if you need a larger quantity Regular price
$3.04 AUD
Regular price
Unit price
per
Each
Excludes GST and overseas Taxes & Duties |
||||||
| Single Row Ball Bearings - 4.763x9.525x3.175 mm Unflanged - Chrome Steel SAE 52100 - Ceramic Si3N4 Balls Bearing | ||||||
|
ID (d)
4.763
mm |
O.D. (D)
9.525
mm |
Width (B)
3.175
mm |
|
|||
|
Material: Chrome Steel SAE 52100 - Ceramic Si3N4 Balls
Precision Grade: Abec 1
Category: Bearings - Single Row Ball - Unflanged - Precision Deleted Item. Available while stocks last. |
||||||
|
Part Number: R166-CSN-ZZS-ACO-ECO (Each)
93 Available Now | Item Discontinued - Up to 93 may be ordered online. No backorders. Please contact us if you need a larger quantity Regular price
$3.04 AUD
Regular price
Unit price
per
Each
Excludes GST and overseas Taxes & Duties |
||||||
|
||||||
| Single Row Ball Bearings - 4x7x2 mm Unflanged - Ceramic Zirconia - PTFE Cage - ZRO2 Balls Bearing | ||||||
|
ID (d)
4.000
mm + 0.000 / - 0.0075
(Equiv. 0.157 in.) |
O.D. (D)
7.000
mm + 0.000 / - 0.0075 (Equiv. 0.276 in.) |
Width (B)
2.000
mm + 0.000 / - 0.125 (Equiv. 0.079 in.) |
|
|||
|
Material: Ceramic Zirconia - PTFE Cage - ZRO2 Balls
Precision Grade: Abec 1
Category: Bearings - Single Row Ball - Unflanged - Precision Full ceramic - No Seals |
||||||
|
Part Number: CZR-MR74-MC34-TF-DRY (PK-10)
Out of Stock | Backorder Now | Backorder now for delivery around Fri, Aug 14, 2026 Regular price
$252.95 AUD
Regular price
Unit price
per
Priced, Stocked and Sold Per 10 Units
Excludes GST and overseas Taxes & Duties |
||||||
| Single Row Ball Bearings - 4x7x2 mm Unflanged - Ceramic Zirconia - PTFE Cage - ZRO2 Balls Bearing | ||||||
|
ID (d)
4.000
mm + 0.000 / - 0.0075 (Equiv. 0.157 in.) |
O.D. (D)
7.000
mm + 0.000 / - 0.0075 (Equiv. 0.276 in.) |
Width (B)
2.000
mm + 0.000 / - 0.125 (Equiv. 0.079 in.) |
|
|||
|
Material: Ceramic Zirconia - PTFE Cage - ZRO2 Balls
Precision Grade: Abec 1
Category: Bearings - Single Row Ball - Unflanged - Precision Full ceramic - No Seals |
||||||
|
Part Number: CZR-MR74-MC34-TF-DRY (PK-10)
Out of Stock | Backorder Now | Backorder now for delivery around Fri, Aug 14, 2026 Regular price
$252.95 AUD
Regular price
Unit price
per
Priced, Stocked and Sold Per 10 Units
Excludes GST and overseas Taxes & Duties |
||||||
|
||||||
| Single Row Ball Bearings - 4x7x2 mm Unflanged - Stainless Steel AISI 440C - Ribbon Retainer Low Torque Bearing | ||||||
|
ID (d)
4.000
mm + 0.000 / - 0.004
(Equiv. 0.157 in.) |
O.D. (D)
7.000
mm + 0.000 / - 0.005 (Equiv. 0.276 in.) |
Width (B)
2.000
mm + 0.000 / - 0.040 (Equiv. 0.079 in.) |
|
|||
|
Material: Stainless Steel AISI 440C - Ribbon Retainer Low Torque
Precision Grade: Abec 7
Category: Bearings - Single Row Ball - Unflanged - High Precision Open Abec 7 precision special dental bearing with low-torque ribbon retainer and light oil lubricant |
||||||
|
Part Number: SMR74-MC34-GR7-R-L23 (Each)
Out of Stock | Backorder Now | Backorder now for delivery around Thu, Aug 27, 2026 Regular price
$47.59 AUD
Regular price
Unit price
per
Each
Excludes GST and overseas Taxes & Duties |
||||||
| Single Row Ball Bearings - 4x7x2 mm Unflanged - Stainless Steel AISI 440C - Ribbon Retainer Low Torque Bearing | ||||||
|
ID (d)
4.000
mm + 0.000 / - 0.004 (Equiv. 0.157 in.) |
O.D. (D)
7.000
mm + 0.000 / - 0.005 (Equiv. 0.276 in.) |
Width (B)
2.000
mm + 0.000 / - 0.040 (Equiv. 0.079 in.) |
|
|||
|
Material: Stainless Steel AISI 440C - Ribbon Retainer Low Torque
Precision Grade: Abec 7
Category: Bearings - Single Row Ball - Unflanged - High Precision Open Abec 7 precision special dental bearing with low-torque ribbon retainer and light oil lubricant |
||||||
|
Part Number: SMR74-MC34-GR7-R-L23 (Each)
Out of Stock | Backorder Now | Backorder now for delivery around Thu, Aug 27, 2026 Regular price
$47.59 AUD
Regular price
Unit price
per
Each
Excludes GST and overseas Taxes & Duties |
||||||
|
||||||
| Single Row Ball Bearings - 4x7x2 mm Unflanged - Stainless Steel AISI 440C - High Speed Torlon Retainer Bearing | ||||||
|
ID (d)
4.000
mm + 0.000 / - 0.005
(Equiv. 0.157 in.) |
O.D. (D)
7.000
mm + 0.000 / - 0.005 (Equiv. 0.276 in.) |
Width (B)
2.000
mm + 0.000 / - 0.040 (Equiv. 0.079 in.) |
|
|||
|
Material: Stainless Steel AISI 440C - High Speed Torlon Retainer
Precision Grade: Abec 5
Category: Bearings - Single Row Ball - Unflanged - High Precision Single shielded Abec 5 precision stainless steel bearing with high speed Torlon retainer and light oil lubricant. NON-ISO width |
||||||
|
Part Number: SMR74-ZS-MC3-GR5-TO-AF12 (Each)
5 Available Now | Further orders can be expected around Thu, Aug 27, 2026 Regular price
$38.50 AUD
Regular price
Unit price
per
Each
Excludes GST and overseas Taxes & Duties |
||||||
| Single Row Ball Bearings - 4x7x2 mm Unflanged - Stainless Steel AISI 440C - High Speed Torlon Retainer Bearing | ||||||
|
ID (d)
4.000
mm + 0.000 / - 0.005 (Equiv. 0.157 in.) |
O.D. (D)
7.000
mm + 0.000 / - 0.005 (Equiv. 0.276 in.) |
Width (B)
2.000
mm + 0.000 / - 0.040 (Equiv. 0.079 in.) |
|
|||
|
Material: Stainless Steel AISI 440C - High Speed Torlon Retainer
Precision Grade: Abec 5
Category: Bearings - Single Row Ball - Unflanged - High Precision Single shielded Abec 5 precision stainless steel bearing with high speed Torlon retainer and light oil lubricant. NON-ISO width |
||||||
|
Part Number: SMR74-ZS-MC3-GR5-TO-AF12 (Each)
5 Available Now | Further orders can be expected around Thu, Aug 27, 2026 Regular price
$38.50 AUD
Regular price
Unit price
per
Each
Excludes GST and overseas Taxes & Duties |
||||||
|
||||||
| Single Row Ball Bearings - 4.763x9.525x3.175 mm Unflanged - Chrome Steel SAE 52100 Bearing | ||||||
|
ID (d)
4.763
mm + 0.000 / - 0.007
(Equiv. 0.188 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.) |
|
|||
|
Material: Chrome Steel SAE 52100
Precision Grade: P6
Category: Bearings - Single Row Ball - Unflanged - Precision |
||||||
|
Part Number: R166-ZZS-MC3-JP6 (PK-100)
Contact Us | Special Order Only - Please contact us if you need a large quantity |
||||||
| Single Row Ball Bearings - 4.763x9.525x3.175 mm Unflanged - Chrome Steel SAE 52100 Bearing | ||||||
|
ID (d)
4.763
mm + 0.000 / - 0.007 (Equiv. 0.188 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.) |
|
|||
|
Material: Chrome Steel SAE 52100
Precision Grade: P6
Category: Bearings - Single Row Ball - Unflanged - Precision |
||||||
|
Part Number: R166-ZZS-MC3-JP6 (PK-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 - 4x7x2.5 mm Unflanged - Stainless Steel AISI 440C - Ceramic Si3N4 Balls Bearing | ||||||
|
ID (d)
4.000
mm |
O.D. (D)
7.000
mm |
Width (B)
2.500
mm |
|
|||
|
Material: Stainless Steel AISI 440C - Ceramic Si3N4 Balls
Precision Grade: Economy
Category: Bearings - Single Row Ball - Unflanged - Precision Double black rubber sealed economy stainless ceramic-hybrid bearing |
||||||
|
Part Number: SMR74A-CSN-2RY-ECO (Each)
Out of Stock | Backorder Now | Backorder now for delivery around Fri, Aug 28, 2026 Regular price
$21.95 AUD
Regular price
Unit price
per
Each
Excludes GST and overseas Taxes & Duties |
||||||
| Single Row Ball Bearings - 4x7x2.5 mm Unflanged - Stainless Steel AISI 440C - Ceramic Si3N4 Balls Bearing | ||||||
|
ID (d)
4.000
mm |
O.D. (D)
7.000
mm |
Width (B)
2.500
mm |
|
|||
|
Material: Stainless Steel AISI 440C - Ceramic Si3N4 Balls
Precision Grade: Economy
Category: Bearings - Single Row Ball - Unflanged - Precision Double black rubber sealed economy stainless ceramic-hybrid bearing |
||||||
|
Part Number: SMR74A-CSN-2RY-ECO (Each)
Out of Stock | Backorder Now | Backorder now for delivery around Fri, Aug 28, 2026 Regular price
$21.95 AUD
Regular price
Unit price
per
Each
Excludes GST and overseas Taxes & Duties |
||||||
|
||||||
| Single Row Ball Bearings - 4x7x2.5 mm Unflanged - Stainless Steel AISI 440C Bearing | ||||||
|
ID (d)
4.000
mm |
O.D. (D)
7.000
mm |
Width (B)
2.500
mm |
|
|||
|
Material: Stainless Steel AISI 440C
Precision Grade: Economy
Category: Bearings - Single Row Ball - Unflanged - Precision |
||||||
|
Part Number: SMR74A-ZZ-ECO (Each)
Out of Stock | Backorder Now | Backorder now for delivery around Sun, Aug 23, 2026 Regular price
$2.59 AUD
Regular price
Unit price
per
Each
Excludes GST and overseas Taxes & Duties |
||||||
| Single Row Ball Bearings - 4x7x2.5 mm Unflanged - Stainless Steel AISI 440C Bearing | ||||||
|
ID (d)
4.000
mm |
O.D. (D)
7.000
mm |
Width (B)
2.500
mm |
|
|||
|
Material: Stainless Steel AISI 440C
Precision Grade: Economy
Category: Bearings - Single Row Ball - Unflanged - Precision |
||||||
|
Part Number: SMR74A-ZZ-ECO (Each)
Out of Stock | Backorder Now | Backorder now for delivery around Sun, Aug 23, 2026 Regular price
$2.59 AUD
Regular price
Unit price
per
Each
Excludes GST and overseas Taxes & Duties |
||||||
|
||||||
| Single Row Ball Bearings - 4x7x2.5 mm Unflanged - Chrome Steel SAE 52100 Bearing | ||||||
|
ID (d)
4.000
mm |
O.D. (D)
7.000
mm |
Width (B)
2.500
mm |
|
|||
|
Material: Chrome Steel SAE 52100
Precision Grade: Economy
Category: Bearings - Single Row Ball - Unflanged - Precision |
||||||
|
Part Number: MR74A-ZZ-ECO (PK-5)
8 units (40 pcs) Available Now | Further orders can be expected around Fri, Aug 14, 2026 Regular price
$6.59 AUD
Regular price
Unit price
per
Priced, Stocked and Sold Per 5 Units
Excludes GST and overseas Taxes & Duties |
||||||
| Single Row Ball Bearings - 4x7x2.5 mm Unflanged - Chrome Steel SAE 52100 Bearing | ||||||
|
ID (d)
4.000
mm |
O.D. (D)
7.000
mm |
Width (B)
2.500
mm |
|
|||
|
Material: Chrome Steel SAE 52100
Precision Grade: Economy
Category: Bearings - Single Row Ball - Unflanged - Precision |
||||||
|
Part Number: MR74A-ZZ-ECO (PK-5)
8 units (40 pcs) Available Now | Further orders can be expected around Fri, Aug 14, 2026 Regular price
$6.59 AUD
Regular price
Unit price
per
Priced, Stocked and Sold Per 5 Units
Excludes GST and overseas Taxes & Duties |
||||||
|
||||||
| Single Row Ball Bearings - 4x7x2.5 mm Flanged - Stainless Steel AISI 440C Bearing | ||||||
|
ID (d)
4.000
mm |
O.D. (D)
7.000
mm |
Width (B)
2.500
mm |
Flange Diameter (DF)
8.200
|
Flange Width (BF)
0.600
|
|
|
|
Material: Stainless Steel AISI 440C
Precision Grade: Economy
Category: Bearings - Single Row Ball - Flanged - Precision Double shielded economy flanged stainless steel bearing |
||||||
|
Part Number: SFMR74A-ZZ-ECO (Each)
Out of Stock | Backorder Now | Backorder now for delivery around Sun, Aug 23, 2026 Regular price
$5.14 AUD
Regular price
Unit price
per
Each
Excludes GST and overseas Taxes & Duties |
||||||
| Single Row Ball Bearings - 4x7x2.5 mm Flanged - Stainless Steel AISI 440C Bearing | ||||||
|
ID (d)
4.000
mm |
O.D. (D)
7.000
mm |
Width (B)
2.500
mm |
|
|||
|
Material: Stainless Steel AISI 440C
Flange Diameter (DF): 8.200
Flange Width (BF): 0.600
Precision Grade: Economy
Category: Bearings - Single Row Ball - Flanged - Precision Double shielded economy flanged stainless steel bearing |
||||||
|
Part Number: SFMR74A-ZZ-ECO (Each)
Out of Stock | Backorder Now | Backorder now for delivery around Sun, Aug 23, 2026 Regular price
$5.14 AUD
Regular price
Unit price
per
Each
Excludes GST and overseas Taxes & Duties |
||||||
|
||||||
| Single Row Ball Bearings - 4.763x9.525x3.175 mm / 3.969 mm Unflanged - Stainless Steel AISI 440C Bearing | ||||||
|
ID (d)
4.763
mm + 0.000 / - 0.0075
(Equiv. 0.188 in.) |
O.D. (D)
9.525
mm + 0.000 / - 0.0075 (Equiv. 0.375 in.) |
Width (B)
3.175
mm + 0.000 / - 0.125 (Equiv. 0.125 in.) |
Inner Ring Width (Bn)
3.969
mm |
|
||
|
Material: Stainless Steel AISI 440C
Precision Grade: Abec 1
Category: Bearings - Single Row Ball - Unflanged - Precision |
||||||
|
Part Number: SWR166-ZZ-MC3 (PK-100)
Out of Stock | Backorder Now | Backorder now for delivery around Thu, Aug 20, 2026 Regular price
$1,350.05 AUD
Regular price
Unit price
per
Priced, Stocked and Sold Per 100 Units
Excludes GST and overseas Taxes & Duties |
||||||
| Single Row Ball Bearings - 4.763x9.525x3.175 mm / 3.969 mm Unflanged - Stainless Steel AISI 440C Bearing | ||||||
|
ID (d)
4.763
mm + 0.000 / - 0.0075 (Equiv. 0.188 in.) |
O.D. (D)
9.525
mm + 0.000 / - 0.0075 (Equiv. 0.375 in.) |
Width (B)
3.175
mm + 0.000 / - 0.125 (Equiv. 0.125 in.) |
Inner Ring Width (Bn)
3.969
mm |
|
||
|
Material: Stainless Steel AISI 440C
Precision Grade: Abec 1
Category: Bearings - Single Row Ball - Unflanged - Precision |
||||||
|
Part Number: SWR166-ZZ-MC3 (PK-100)
Out of Stock | Backorder Now | Backorder now for delivery around Thu, Aug 20, 2026 Regular price
$1,350.05 AUD
Regular price
Unit price
per
Priced, Stocked and Sold Per 100 Units
Excludes GST and overseas Taxes & Duties |
||||||
|
||||||
| Single Row Ball Bearings - 4.763x9.525x3.175 mm / 3.969 mm Unflanged - Stainless Steel AISI 440C Bearing | ||||||
|
ID (d)
4.763
mm + 0.000 / - 0.005
(Equiv. 0.188 in.) |
O.D. (D)
9.525
mm + 0.000 / - 0.005 (Equiv. 0.375 in.) |
Width (B)
3.175
mm + 0.000 / - 0.040 (Equiv. 0.125 in.) |
Inner Ring Width (Bn)
3.969
mm |
|
||
|
Material: Stainless Steel AISI 440C
Precision Grade: Abec 5
Category: Bearings - Single Row Ball - Unflanged - High Precision |
||||||
|
Part Number: SWR166-ZZS-MC34-GR5-R-G48 (PK-20)
Out of Stock | Backorder Now | Backorder now for delivery around Sat, Sep 12, 2026 Regular price
$1,374.59 AUD
Regular price
Unit price
per
Priced, Stocked and Sold Per 20 Units
Excludes GST and overseas Taxes & Duties |
||||||
| Single Row Ball Bearings - 4.763x9.525x3.175 mm / 3.969 mm Unflanged - Stainless Steel AISI 440C Bearing | ||||||
|
ID (d)
4.763
mm + 0.000 / - 0.005 (Equiv. 0.188 in.) |
O.D. (D)
9.525
mm + 0.000 / - 0.005 (Equiv. 0.375 in.) |
Width (B)
3.175
mm + 0.000 / - 0.040 (Equiv. 0.125 in.) |
Inner Ring Width (Bn)
3.969
mm |
|
||
|
Material: Stainless Steel AISI 440C
Precision Grade: Abec 5
Category: Bearings - Single Row Ball - Unflanged - High Precision |
||||||
|
Part Number: SWR166-ZZS-MC34-GR5-R-G48 (PK-20)
Out of Stock | Backorder Now | Backorder now for delivery around Sat, Sep 12, 2026 Regular price
$1,374.59 AUD
Regular price
Unit price
per
Priced, Stocked and Sold Per 20 Units
Excludes GST and overseas Taxes & Duties |
||||||
|
||||||
| Single Row Ball Bearings - 4.763x9.525x3.969 mm Unflanged - Chrome Steel SAE 52100 Bearing | ||||||
|
ID (d)
4.763
mm |
O.D. (D)
9.525
mm |
Width (B)
3.969
mm |
|
|||
|
Material: Chrome Steel SAE 52100
Precision Grade: Economy
Category: Bearings - Single Row Ball - Unflanged - Precision Non ISO Width |
||||||
|
Part Number: R166B-ZZ-ECO (Each)
Out of Stock | Backorder Now | Backorder now for delivery around Fri, Aug 28, 2026 Regular price
$14.32 AUD
Regular price
Unit price
per
Each
Excludes GST and overseas Taxes & Duties |
||||||
| Single Row Ball Bearings - 4.763x9.525x3.969 mm Unflanged - Chrome Steel SAE 52100 Bearing | ||||||
|
ID (d)
4.763
mm |
O.D. (D)
9.525
mm |
Width (B)
3.969
mm |
|
|||
|
Material: Chrome Steel SAE 52100
Precision Grade: Economy
Category: Bearings - Single Row Ball - Unflanged - Precision Non ISO Width |
||||||
|
Part Number: R166B-ZZ-ECO (Each)
Out of Stock | Backorder Now | Backorder now for delivery around Fri, Aug 28, 2026 Regular price
$14.32 AUD
Regular price
Unit price
per
Each
Excludes GST and overseas Taxes & Duties |
||||||
|
||||||






















