Collection: Bearings - Single Row Ball - Unflanged

Bearings -> Single Row Ball -> Unflanged
ID (d) O.D. (D) Width (B) Inner Ring Width (Bn) Flange Diameter (DF) Flange Width (BF) Indicative
Image
Single Row Ball Bearings - 3x10x4 mm Unflanged - Stainless Steel AISI 440C Bearing
ID (d)
3.000
mm
O.D. (D)
10.000
mm
Width (B)
4.000
mm
Single Row Ball Bearings - 3x10x4 mm - Stainless Steel AISI 440C
Material: Stainless Steel AISI 440C    Precision Grade: Economy   
Category: Bearings - Single Row Ball - Unflanged - Precision
Part Number: S623-ZZ-ECO (Each)
Out of Stock | Backorder Now | Backorder now for delivery around Fri, Sep 04, 2026
Regular price $4.32 AUD
Regular price Sale price $4.32 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
ID (d) O.D. (D) Width (B) Inner Ring Width (Bn) Indicative
Image
Single Row Ball Bearings - 3x10x4 mm Unflanged - Stainless Steel AISI 440C Bearing
ID (d)
3.000
mm
O.D. (D)
10.000
mm
Width (B)
4.000
mm
Single Row Ball Bearings - 3x10x4 mm - Stainless Steel AISI 440C
Material: Stainless Steel AISI 440C    Precision Grade: Economy   
Category: Bearings - Single Row Ball - Unflanged - Precision
Part Number: S623-ZZ-ECO (Each)
Out of Stock | Backorder Now | Backorder now for delivery around Fri, Sep 04, 2026
Regular price $4.32 AUD
Regular price Sale price $4.32 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Single Row Ball Bearings - 3x10x4 mm Unflanged - Stainless Steel AISI 440C - Ribbon Retainer Low Torque Bearing
ID (d)
3.000
mm
+ 0.000 / - 0.005
(Equiv. 0.118 in.)
O.D. (D)
10.000
mm
+ 0.000 / - 0.005
(Equiv. 0.394 in.)
Width (B)
4.000
mm
+ 0.000 / - 0.040
(Equiv. 0.157 in.)
Single Row Ball Bearings - 3x10x4 mm - Stainless Steel AISI 440C - Ribbon Retainer Low Torque
Material: Stainless Steel AISI 440C - Ribbon Retainer Low Torque    Precision Grade: Abec 5   
Category: Bearings - Single Row Ball - Unflanged - High Precision
Part Number: S623-FF-MC34-GR5-R-G48 (Pack of 22)
Out of Stock | Backorder Now | Backorder now for delivery around Thu, Sep 24, 2026
Regular price $1,139.59 AUD
Regular price Sale price $1,139.59 AUD
Priced, Stocked and Sold Per pack of 22
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Single Row Ball Bearings - 3x10x4 mm Unflanged - Stainless Steel AISI 440C - Ribbon Retainer Low Torque Bearing
ID (d)
3.000
mm
+ 0.000 / - 0.005
(Equiv. 0.118 in.)
O.D. (D)
10.000
mm
+ 0.000 / - 0.005
(Equiv. 0.394 in.)
Width (B)
4.000
mm
+ 0.000 / - 0.040
(Equiv. 0.157 in.)
Single Row Ball Bearings - 3x10x4 mm - Stainless Steel AISI 440C - Ribbon Retainer Low Torque
Material: Stainless Steel AISI 440C - Ribbon Retainer Low Torque    Precision Grade: Abec 5   
Category: Bearings - Single Row Ball - Unflanged - High Precision
Part Number: S623-FF-MC34-GR5-R-G48 (Pack of 22)
Out of Stock | Backorder Now | Backorder now for delivery around Thu, Sep 24, 2026
Regular price $1,139.59 AUD
Regular price Sale price $1,139.59 AUD
Priced, Stocked and Sold Per pack of 22
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Single Row Ball Bearings - 3x10x4 mm Unflanged - Stainless Steel AISI 440C Bearing
ID (d)
3.000
mm
+ 0.000 / - 0.0075
(Equiv. 0.118 in.)
O.D. (D)
10.000
mm
+ 0.000 / - 0.0075
(Equiv. 0.394 in.)
Width (B)
4.000
mm
+ 0.000 / - 0.125
(Equiv. 0.157 in.)
Single Row Ball Bearings - 3x10x4 mm - Stainless Steel AISI 440C
Material: Stainless Steel AISI 440C    Precision Grade: Abec 1   
Category: Bearings - Single Row Ball - Unflanged - Precision
Double shielded standard stainless steel bearing
Part Number: S623-ZZ-MC3 (Each)
100 Available Now | Further orders can be expected around Tue, Sep 01, 2026
Regular price $5.50 AUD
Regular price Sale price $5.50 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Larger quantities than the 100 available can be backordered.
Single Row Ball Bearings - 3x10x4 mm Unflanged - Stainless Steel AISI 440C Bearing
ID (d)
3.000
mm
+ 0.000 / - 0.0075
(Equiv. 0.118 in.)
O.D. (D)
10.000
mm
+ 0.000 / - 0.0075
(Equiv. 0.394 in.)
Width (B)
4.000
mm
+ 0.000 / - 0.125
(Equiv. 0.157 in.)
Single Row Ball Bearings - 3x10x4 mm - Stainless Steel AISI 440C
Material: Stainless Steel AISI 440C    Precision Grade: Abec 1   
Category: Bearings - Single Row Ball - Unflanged - Precision
Double shielded standard stainless steel bearing
Part Number: S623-ZZ-MC3 (Each)
100 Available Now | Further orders can be expected around Tue, Sep 01, 2026
Regular price $5.50 AUD
Regular price Sale price $5.50 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

100 Available Now. Backorder if more than 100.
Single Row Ball Bearings - 3x10x4 mm Unflanged - Stainless Steel AISI 440C Bearing
ID (d)
3.000
mm
+ 0.000 / - 0.0075
(Equiv. 0.118 in.)
O.D. (D)
10.000
mm
+ 0.000 / - 0.0075
(Equiv. 0.394 in.)
Width (B)
4.000
mm
+ 0.000 / - 0.125
(Equiv. 0.157 in.)
Single Row Ball Bearings - 3x10x4 mm - Stainless Steel AISI 440C
Material: Stainless Steel AISI 440C    Precision Grade: Abec 1   
Category: Bearings - Single Row Ball - Unflanged - Precision
Double black rubber sealed standard stainless steel bearing
Part Number: S623-2RS-MC3 (Pack of 100)
Out of Stock | Backorder Now | Backorder now for delivery around Tue, Sep 01, 2026
Regular price $762.77 AUD
Regular price Sale price $762.77 AUD
Priced, Stocked and Sold Per pack of 100
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Single Row Ball Bearings - 3x10x4 mm Unflanged - Stainless Steel AISI 440C Bearing
ID (d)
3.000
mm
+ 0.000 / - 0.0075
(Equiv. 0.118 in.)
O.D. (D)
10.000
mm
+ 0.000 / - 0.0075
(Equiv. 0.394 in.)
Width (B)
4.000
mm
+ 0.000 / - 0.125
(Equiv. 0.157 in.)
Single Row Ball Bearings - 3x10x4 mm - Stainless Steel AISI 440C
Material: Stainless Steel AISI 440C    Precision Grade: Abec 1   
Category: Bearings - Single Row Ball - Unflanged - Precision
Double black rubber sealed standard stainless steel bearing
Part Number: S623-2RS-MC3 (Pack of 100)
Out of Stock | Backorder Now | Backorder now for delivery around Tue, Sep 01, 2026
Regular price $762.77 AUD
Regular price Sale price $762.77 AUD
Priced, Stocked and Sold Per pack of 100
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Single Row Ball Bearings - 3x10x4 mm Unflanged - Stainless Steel AISI 440C - Ribbon Retainer Low Torque Bearing
ID (d)
3.000
mm
+ 0.000 / - 0.005
(Equiv. 0.118 in.)
O.D. (D)
10.000
mm
+ 0.000 / - 0.005
(Equiv. 0.394 in.)
Width (B)
4.000
mm
+ 0.000 / - 0.040
(Equiv. 0.157 in.)
Single Row Ball Bearings - 3x10x4 mm - Stainless Steel AISI 440C - Ribbon Retainer Low Torque
Material: Stainless Steel AISI 440C - Ribbon Retainer Low Torque    Precision Grade: Abec 5   
Category: Bearings - Single Row Ball - Unflanged - High Precision
Part Number: S623-ZZS-MC34-GR5-R-G48 (Pack of 40)
Out of Stock | Backorder Now | Backorder now for delivery around Thu, Sep 24, 2026
Regular price $1,728.05 AUD
Regular price Sale price $1,728.05 AUD
Priced, Stocked and Sold Per pack of 40
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Single Row Ball Bearings - 3x10x4 mm Unflanged - Stainless Steel AISI 440C - Ribbon Retainer Low Torque Bearing
ID (d)
3.000
mm
+ 0.000 / - 0.005
(Equiv. 0.118 in.)
O.D. (D)
10.000
mm
+ 0.000 / - 0.005
(Equiv. 0.394 in.)
Width (B)
4.000
mm
+ 0.000 / - 0.040
(Equiv. 0.157 in.)
Single Row Ball Bearings - 3x10x4 mm - Stainless Steel AISI 440C - Ribbon Retainer Low Torque
Material: Stainless Steel AISI 440C - Ribbon Retainer Low Torque    Precision Grade: Abec 5   
Category: Bearings - Single Row Ball - Unflanged - High Precision
Part Number: S623-ZZS-MC34-GR5-R-G48 (Pack of 40)
Out of Stock | Backorder Now | Backorder now for delivery around Thu, Sep 24, 2026
Regular price $1,728.05 AUD
Regular price Sale price $1,728.05 AUD
Priced, Stocked and Sold Per pack of 40
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Single Row Ball Bearings - 3x10x4 mm Unflanged - Stainless Steel AISI 440C - Ribbon Retainer Low Torque Bearing
ID (d)
3.000
mm
+ 0.000 / - 0.004
(Equiv. 0.118 in.)
O.D. (D)
10.000
mm
+ 0.000 / - 0.005
(Equiv. 0.394 in.)
Width (B)
4.000
mm
+ 0.000 / - 0.040
(Equiv. 0.157 in.)
Single Row Ball Bearings - 3x10x4 mm - Stainless Steel AISI 440C - Ribbon Retainer Low Torque
Material: Stainless Steel AISI 440C - Ribbon Retainer Low Torque    Precision Grade: Abec 7   
Category: Bearings - Single Row Ball - Unflanged - High Precision
Part Number: S623-ZZS-MC34-GR7-R-G48 (Pack of 20)
Out of Stock | Backorder Now | Backorder now for delivery around Thu, Sep 24, 2026
Regular price $1,287.59 AUD
Regular price Sale price $1,287.59 AUD
Priced, Stocked and Sold Per pack of 20
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Single Row Ball Bearings - 3x10x4 mm Unflanged - Stainless Steel AISI 440C - Ribbon Retainer Low Torque Bearing
ID (d)
3.000
mm
+ 0.000 / - 0.004
(Equiv. 0.118 in.)
O.D. (D)
10.000
mm
+ 0.000 / - 0.005
(Equiv. 0.394 in.)
Width (B)
4.000
mm
+ 0.000 / - 0.040
(Equiv. 0.157 in.)
Single Row Ball Bearings - 3x10x4 mm - Stainless Steel AISI 440C - Ribbon Retainer Low Torque
Material: Stainless Steel AISI 440C - Ribbon Retainer Low Torque    Precision Grade: Abec 7   
Category: Bearings - Single Row Ball - Unflanged - High Precision
Part Number: S623-ZZS-MC34-GR7-R-G48 (Pack of 20)
Out of Stock | Backorder Now | Backorder now for delivery around Thu, Sep 24, 2026
Regular price $1,287.59 AUD
Regular price Sale price $1,287.59 AUD
Priced, Stocked and Sold Per pack of 20
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Single Row Ball Bearings - 3x10x4 mm Unflanged - Stainless Steel AISI 440C Bearing
ID (d)
3.000
mm
+ 0.000 / - 0.007
(Equiv. 0.118 in.)
O.D. (D)
10.000
mm
+ 0.000 / - 0.007
(Equiv. 0.394 in.)
Width (B)
4.000
mm
+ 0.000 / - 0.120
(Equiv. 0.157 in.)
Single Row Ball Bearings - 3x10x4 mm - Stainless Steel AISI 440C
Material: Stainless Steel AISI 440C    Precision Grade: P6   
Category: Bearings - Single Row Ball - Unflanged - Precision
Double shielded P6 precision stainless steel bearing
Part Number: S623-ZZ-MC3-JP6 (Each)
6 Available Now | Further orders can be expected around Tue, Sep 08, 2026
Regular price $22.77 AUD
Regular price Sale price $22.77 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Larger quantities than the 6 available can be backordered.
Single Row Ball Bearings - 3x10x4 mm Unflanged - Stainless Steel AISI 440C Bearing
ID (d)
3.000
mm
+ 0.000 / - 0.007
(Equiv. 0.118 in.)
O.D. (D)
10.000
mm
+ 0.000 / - 0.007
(Equiv. 0.394 in.)
Width (B)
4.000
mm
+ 0.000 / - 0.120
(Equiv. 0.157 in.)
Single Row Ball Bearings - 3x10x4 mm - Stainless Steel AISI 440C
Material: Stainless Steel AISI 440C    Precision Grade: P6   
Category: Bearings - Single Row Ball - Unflanged - Precision
Double shielded P6 precision stainless steel bearing
Part Number: S623-ZZ-MC3-JP6 (Each)
6 Available Now | Further orders can be expected around Tue, Sep 08, 2026
Regular price $22.77 AUD
Regular price Sale price $22.77 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

6 Available Now. Backorder if more than 6.
Single Row Ball Bearings - 3x10x4 mm Unflanged - Stainless Steel 316 Similar to A4, 18-10 Bearing
ID (d)
3.000
mm
+ 0.076 / - 0.000
(Equiv. 0.118 in.)
O.D. (D)
10.000
mm
+ 0.000 / - 0.076
(Equiv. 0.394 in.)
Width (B)
4.000
mm
+ 0.127 / - 0.000
(Equiv. 0.157 in.)
Single Row Ball Bearings - 3x10x4 mm - Stainless Steel 316 Similar to A4, 18-10
Material: Stainless Steel 316 (Similar to A4, 18-10)    Precision Grade: Semi-Precision   
Category: Bearings - Single Row Ball - Unflanged - Precision
Part Number: S316-623-ZZ-GS (Each)
19 Available Now | Further orders can be expected around Wed, Aug 26, 2026
Regular price $9.05 AUD
Regular price Sale price $9.05 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Larger quantities than the 19 available can be backordered.
Single Row Ball Bearings - 3x10x4 mm Unflanged - Stainless Steel 316 Similar to A4, 18-10 Bearing
ID (d)
3.000
mm
+ 0.076 / - 0.000
(Equiv. 0.118 in.)
O.D. (D)
10.000
mm
+ 0.000 / - 0.076
(Equiv. 0.394 in.)
Width (B)
4.000
mm
+ 0.127 / - 0.000
(Equiv. 0.157 in.)
Single Row Ball Bearings - 3x10x4 mm - Stainless Steel 316 Similar to A4, 18-10
Material: Stainless Steel 316 (Similar to A4, 18-10)    Precision Grade: Semi-Precision   
Category: Bearings - Single Row Ball - Unflanged - Precision
Part Number: S316-623-ZZ-GS (Each)
19 Available Now | Further orders can be expected around Wed, Aug 26, 2026
Regular price $9.05 AUD
Regular price Sale price $9.05 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

19 Available Now. Backorder if more than 19.
Single Row Ball Bearings - 3x10x4 mm Unflanged - Stainless Steel 316 Similar to A4, 18-10 Bearing
ID (d)
3.000
mm
+ 0.076 / - 0.000
(Equiv. 0.118 in.)
O.D. (D)
10.000
mm
+ 0.000 / - 0.076
(Equiv. 0.394 in.)
Width (B)
4.000
mm
+ 0.127 / - 0.000
(Equiv. 0.157 in.)
Single Row Ball Bearings - 3x10x4 mm - Stainless Steel 316 Similar to A4, 18-10
Material: Stainless Steel 316 (Similar to A4, 18-10)    Precision Grade: Semi-Precision   
Category: Bearings - Single Row Ball - Unflanged - Precision
Part Number: S316-623-ZZ (Pack of 50)
Out of Stock | Backorder Now | Backorder now for delivery around Wed, Aug 26, 2026
Regular price $314.23 AUD
Regular price Sale price $314.23 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 - 3x10x4 mm Unflanged - Stainless Steel 316 Similar to A4, 18-10 Bearing
ID (d)
3.000
mm
+ 0.076 / - 0.000
(Equiv. 0.118 in.)
O.D. (D)
10.000
mm
+ 0.000 / - 0.076
(Equiv. 0.394 in.)
Width (B)
4.000
mm
+ 0.127 / - 0.000
(Equiv. 0.157 in.)
Single Row Ball Bearings - 3x10x4 mm - Stainless Steel 316 Similar to A4, 18-10
Material: Stainless Steel 316 (Similar to A4, 18-10)    Precision Grade: Semi-Precision   
Category: Bearings - Single Row Ball - Unflanged - Precision
Part Number: S316-623-ZZ (Pack of 50)
Out of Stock | Backorder Now | Backorder now for delivery around Wed, Aug 26, 2026
Regular price $314.23 AUD
Regular price Sale price $314.23 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 - 3x10x4 mm Unflanged - Ceramic Zirconia - PEEK Cage - Polypropylene Seals Bearing
ID (d)
3.000
mm
+ 0.000 / - 0.0075
(Equiv. 0.118 in.)
O.D. (D)
10.000
mm
+ 0.000 / - 0.0075
(Equiv. 0.394 in.)
Width (B)
4.000
mm
+ 0.000 / - 0.125
(Equiv. 0.157 in.)
Single Row Ball Bearings - 3x10x4 mm - Ceramic Zirconia - PEEK Cage - Polypropylene Seals
Material: Ceramic Zirconia - PEEK Cage - Polypropylene Seals    Precision Grade: Abec 5   
Category: Bearings - Single Row Ball - Unflanged - Precision
Part Number: CZR-623-PPS-MC34-PK-DRY (Each)
Out of Stock | Backorder Now | Backorder now for delivery around Wed, Sep 09, 2026
Regular price $112.23 AUD
Regular price $133.07 AUD Sale price $112.23 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Single Row Ball Bearings - 3x10x4 mm Unflanged - Ceramic Zirconia - PEEK Cage - Polypropylene Seals Bearing
ID (d)
3.000
mm
+ 0.000 / - 0.0075
(Equiv. 0.118 in.)
O.D. (D)
10.000
mm
+ 0.000 / - 0.0075
(Equiv. 0.394 in.)
Width (B)
4.000
mm
+ 0.000 / - 0.125
(Equiv. 0.157 in.)
Single Row Ball Bearings - 3x10x4 mm - Ceramic Zirconia - PEEK Cage - Polypropylene Seals
Material: Ceramic Zirconia - PEEK Cage - Polypropylene Seals    Precision Grade: Abec 5   
Category: Bearings - Single Row Ball - Unflanged - Precision
Part Number: CZR-623-PPS-MC34-PK-DRY (Each)
Out of Stock | Backorder Now | Backorder now for delivery around Wed, Sep 09, 2026
Regular price $112.23 AUD
Regular price $133.07 AUD Sale price $112.23 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Single Row Ball Bearings - 3x10x4 mm Unflanged - Ceramic Silicon Nitride - PEEK Cage - PTFE Seals Bearing
ID (d)
3.000
mm
+ 0.000 / - 0.0075
(Equiv. 0.118 in.)
O.D. (D)
10.000
mm
+ 0.000 / - 0.0075
(Equiv. 0.394 in.)
Width (B)
4.000
mm
+ 0.000 / - 0.125
(Equiv. 0.157 in.)
Single Row Ball Bearings - 3x10x4 mm - Ceramic Silicon Nitride - PEEK Cage - PTFE Seals
Material: Ceramic Silicon Nitride - PEEK Cage - PTFE Seals    Precision Grade: Abec 1   
Category: Bearings - Single Row Ball - Unflanged - Precision
Part Number: CSN-623-TTS-MC34-PK-SRL (Pack of 20)
Out of Stock | Backorder Now | Backorder now for delivery around Sat, Oct 03, 2026
Regular price $1,523.77 AUD
Regular price Sale price $1,523.77 AUD
Priced, Stocked and Sold Per pack of 20
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Single Row Ball Bearings - 3x10x4 mm Unflanged - Ceramic Silicon Nitride - PEEK Cage - PTFE Seals Bearing
ID (d)
3.000
mm
+ 0.000 / - 0.0075
(Equiv. 0.118 in.)
O.D. (D)
10.000
mm
+ 0.000 / - 0.0075
(Equiv. 0.394 in.)
Width (B)
4.000
mm
+ 0.000 / - 0.125
(Equiv. 0.157 in.)
Single Row Ball Bearings - 3x10x4 mm - Ceramic Silicon Nitride - PEEK Cage - PTFE Seals
Material: Ceramic Silicon Nitride - PEEK Cage - PTFE Seals    Precision Grade: Abec 1   
Category: Bearings - Single Row Ball - Unflanged - Precision
Part Number: CSN-623-TTS-MC34-PK-SRL (Pack of 20)
Out of Stock | Backorder Now | Backorder now for delivery around Sat, Oct 03, 2026
Regular price $1,523.77 AUD
Regular price Sale price $1,523.77 AUD
Priced, Stocked and Sold Per pack of 20
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Single Row Ball Bearings - 3x10x4 mm Unflanged - Ceramic Silicon Nitride - PEEK Cage - PTFE Seals Bearing
ID (d)
3.000
mm
+ 0.000 / - 0.0075
(Equiv. 0.118 in.)
O.D. (D)
10.000
mm
+ 0.000 / - 0.0075
(Equiv. 0.394 in.)
Width (B)
4.000
mm
+ 0.000 / - 0.125
(Equiv. 0.157 in.)
Single Row Ball Bearings - 3x10x4 mm - Ceramic Silicon Nitride - PEEK Cage - PTFE Seals
Material: Ceramic Silicon Nitride - PEEK Cage - PTFE Seals    Precision Grade: Abec 1   
Category: Bearings - Single Row Ball - Unflanged - Precision
Full ceramic with Peek retainer and PTFE Seals
Part Number: CSN-623-TTS-MC34-PK-DRY (Each)
2 Available Now | Further orders can be expected around Wed, Aug 26, 2026
Regular price $39.14 AUD
Regular price Sale price $39.14 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Larger quantities than the 2 available can be backordered.
Single Row Ball Bearings - 3x10x4 mm Unflanged - Ceramic Silicon Nitride - PEEK Cage - PTFE Seals Bearing
ID (d)
3.000
mm
+ 0.000 / - 0.0075
(Equiv. 0.118 in.)
O.D. (D)
10.000
mm
+ 0.000 / - 0.0075
(Equiv. 0.394 in.)
Width (B)
4.000
mm
+ 0.000 / - 0.125
(Equiv. 0.157 in.)
Single Row Ball Bearings - 3x10x4 mm - Ceramic Silicon Nitride - PEEK Cage - PTFE Seals
Material: Ceramic Silicon Nitride - PEEK Cage - PTFE Seals    Precision Grade: Abec 1   
Category: Bearings - Single Row Ball - Unflanged - Precision
Full ceramic with Peek retainer and PTFE Seals
Part Number: CSN-623-TTS-MC34-PK-DRY (Each)
2 Available Now | Further orders can be expected around Wed, Aug 26, 2026
Regular price $39.14 AUD
Regular price Sale price $39.14 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

2 Available Now. Backorder if more than 2.
Single Row Ball Bearings - 3x10x4 mm Unflanged - Chrome Steel SAE 52100 Bearing
ID (d)
3.000
mm
+ 0.000 / - 0.0075
(Equiv. 0.118 in.)
O.D. (D)
10.000
mm
+ 0.000 / - 0.0075
(Equiv. 0.394 in.)
Width (B)
4.000
mm
+ 0.000 / - 0.125
(Equiv. 0.157 in.)
Single Row Ball Bearings - 3x10x4 mm - Chrome Steel SAE 52100
Material: Chrome Steel SAE 52100    Precision Grade: Abec 1   
Category: Bearings - Single Row Ball - Unflanged - Precision
Part Number: 623-2RS-MC3 (Pack of 100)
Out of Stock | Backorder Now | Backorder now for delivery around Tue, Sep 01, 2026
Regular price $809.59 AUD
Regular price Sale price $809.59 AUD
Priced, Stocked and Sold Per pack of 100
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Single Row Ball Bearings - 3x10x4 mm Unflanged - Chrome Steel SAE 52100 Bearing
ID (d)
3.000
mm
+ 0.000 / - 0.0075
(Equiv. 0.118 in.)
O.D. (D)
10.000
mm
+ 0.000 / - 0.0075
(Equiv. 0.394 in.)
Width (B)
4.000
mm
+ 0.000 / - 0.125
(Equiv. 0.157 in.)
Single Row Ball Bearings - 3x10x4 mm - Chrome Steel SAE 52100
Material: Chrome Steel SAE 52100    Precision Grade: Abec 1   
Category: Bearings - Single Row Ball - Unflanged - Precision
Part Number: 623-2RS-MC3 (Pack of 100)
Out of Stock | Backorder Now | Backorder now for delivery around Tue, Sep 01, 2026
Regular price $809.59 AUD
Regular price Sale price $809.59 AUD
Priced, Stocked and Sold Per pack of 100
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Single Row Ball Bearings - 3x10x4 mm Unflanged - Chrome Steel SAE 52100 Bearing
ID (d)
3.000
mm
O.D. (D)
10.000
mm
Width (B)
4.000
mm
Single Row Ball Bearings - 3x10x4 mm - Chrome Steel SAE 52100
Material: Chrome Steel SAE 52100    Precision Grade: Economy   
Category: Bearings - Single Row Ball - Unflanged - Precision
Double shielded economy bearing
Part Number: 623-ZZS-ECO (Pack of 2)
201 units (402 pcs) Available Now | Further orders can be expected around Wed, Aug 26, 2026
Regular price $4.86 AUD
Regular price Sale price $4.86 AUD
Priced, Stocked and Sold Per pack of 2
Excludes GST and overseas Taxes & Duties
Quantity Required

Larger quantities than the 201 available can be backordered.
Single Row Ball Bearings - 3x10x4 mm Unflanged - Chrome Steel SAE 52100 Bearing
ID (d)
3.000
mm
O.D. (D)
10.000
mm
Width (B)
4.000
mm
Single Row Ball Bearings - 3x10x4 mm - Chrome Steel SAE 52100
Material: Chrome Steel SAE 52100    Precision Grade: Economy   
Category: Bearings - Single Row Ball - Unflanged - Precision
Double shielded economy bearing
Part Number: 623-ZZS-ECO (Pack of 2)
201 units (402 pcs) Available Now | Further orders can be expected around Wed, Aug 26, 2026
Regular price $4.86 AUD
Regular price Sale price $4.86 AUD
Priced, Stocked and Sold Per pack of 2
Excludes GST and overseas Taxes & Duties
Quantity Required

201 units (402 pcs) Available Now. Backorder if more than 201.
Single Row Ball Bearings - 3x10x4 mm Unflanged - Chrome Steel SAE 52100 Bearing
ID (d)
3.000
mm
O.D. (D)
10.000
mm
Width (B)
4.000
mm
Single Row Ball Bearings - 3x10x4 mm - Chrome Steel SAE 52100
Material: Chrome Steel SAE 52100    Precision Grade: Economy   
Category: Bearings - Single Row Ball - Unflanged - Precision
Part Number: 623-2RS-ECO (Each)
Out of Stock | Backorder Now | Backorder now for delivery around Fri, Sep 04, 2026
Regular price $4.32 AUD
Regular price Sale price $4.32 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Single Row Ball Bearings - 3x10x4 mm Unflanged - Chrome Steel SAE 52100 Bearing
ID (d)
3.000
mm
O.D. (D)
10.000
mm
Width (B)
4.000
mm
Single Row Ball Bearings - 3x10x4 mm - Chrome Steel SAE 52100
Material: Chrome Steel SAE 52100    Precision Grade: Economy   
Category: Bearings - Single Row Ball - Unflanged - Precision
Part Number: 623-2RS-ECO (Each)
Out of Stock | Backorder Now | Backorder now for delivery around Fri, Sep 04, 2026
Regular price $4.32 AUD
Regular price Sale price $4.32 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Single Row Ball Bearings - 3x10x4 mm Unflanged - Chrome Steel SAE 52100 Bearing
ID (d)
3.000
mm
+ 0.000 / - 0.0075
(Equiv. 0.118 in.)
O.D. (D)
10.000
mm
+ 0.000 / - 0.0075
(Equiv. 0.394 in.)
Width (B)
4.000
mm
+ 0.000 / - 0.125
(Equiv. 0.157 in.)
Single Row Ball Bearings - 3x10x4 mm - Chrome Steel SAE 52100
Material: Chrome Steel SAE 52100    Precision Grade: Abec 1   
Category: Bearings - Single Row Ball - Unflanged - Precision
Part Number: 623-ZZ-MC3 (Each)
943 Available Now | Further orders can be expected around Tue, Sep 01, 2026
Regular price $4.32 AUD
Regular price Sale price $4.32 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Larger quantities than the 943 available can be backordered.
Single Row Ball Bearings - 3x10x4 mm Unflanged - Chrome Steel SAE 52100 Bearing
ID (d)
3.000
mm
+ 0.000 / - 0.0075
(Equiv. 0.118 in.)
O.D. (D)
10.000
mm
+ 0.000 / - 0.0075
(Equiv. 0.394 in.)
Width (B)
4.000
mm
+ 0.000 / - 0.125
(Equiv. 0.157 in.)
Single Row Ball Bearings - 3x10x4 mm - Chrome Steel SAE 52100
Material: Chrome Steel SAE 52100    Precision Grade: Abec 1   
Category: Bearings - Single Row Ball - Unflanged - Precision
Part Number: 623-ZZ-MC3 (Each)
943 Available Now | Further orders can be expected around Tue, Sep 01, 2026
Regular price $4.32 AUD
Regular price Sale price $4.32 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

943 Available Now. Backorder if more than 943.
Single Row Ball Bearings - 3x10x4 mm Flanged - Stainless Steel AISI 440C Bearing
ID (d)
3.000
mm
O.D. (D)
10.000
mm
Width (B)
4.000
mm
Flange Diameter (DF)
11.500
Flange Width (BF)
1.000
Single Row Ball Bearings - 3x10x4 mm - Stainless Steel AISI 440C
Material: Stainless Steel AISI 440C    Precision Grade: Economy   
Category: Bearings - Single Row Ball - Flanged - Precision
Part Number: SF623-ZZ-ECO (Each)
Out of Stock | Backorder Now | Backorder now for delivery around Fri, Sep 04, 2026
Regular price $5.41 AUD
Regular price $9.33 AUD Sale price $5.41 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Single Row Ball Bearings - 3x10x4 mm Flanged - Stainless Steel AISI 440C Bearing
ID (d)
3.000
mm
O.D. (D)
10.000
mm
Width (B)
4.000
mm
Single Row Ball Bearings - 3x10x4 mm - Stainless Steel AISI 440C
Material: Stainless Steel AISI 440C    Flange Diameter (DF): 11.500    Flange Width (BF): 1.000    Precision Grade: Economy   
Category: Bearings - Single Row Ball - Flanged - Precision
Part Number: SF623-ZZ-ECO (Each)
Out of Stock | Backorder Now | Backorder now for delivery around Fri, Sep 04, 2026
Regular price $5.41 AUD
Regular price $9.33 AUD Sale price $5.41 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Single Row Ball Bearings - 3x13x5 mm Unflanged - Stainless Steel AISI 440C Bearing
ID (d)
3.000
mm
O.D. (D)
13.000
mm
Width (B)
5.000
mm
Single Row Ball Bearings - 3x13x5 mm - Stainless Steel AISI 440C
Material: Stainless Steel AISI 440C    Precision Grade: Economy   
Category: Bearings - Single Row Ball - Unflanged - Precision
Part Number: S633-ZZ-ECO (Each)
Out of Stock | Backorder Now | Backorder now for delivery around Fri, Sep 04, 2026
Regular price $5.23 AUD
Regular price Sale price $5.23 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Single Row Ball Bearings - 3x13x5 mm Unflanged - Stainless Steel AISI 440C Bearing
ID (d)
3.000
mm
O.D. (D)
13.000
mm
Width (B)
5.000
mm
Single Row Ball Bearings - 3x13x5 mm - Stainless Steel AISI 440C
Material: Stainless Steel AISI 440C    Precision Grade: Economy   
Category: Bearings - Single Row Ball - Unflanged - Precision
Part Number: S633-ZZ-ECO (Each)
Out of Stock | Backorder Now | Backorder now for delivery around Fri, Sep 04, 2026
Regular price $5.23 AUD
Regular price Sale price $5.23 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Single Row Ball Bearings - 3x13x5 mm Unflanged - Stainless Steel AISI 440C Bearing
ID (d)
3.000
mm
+ 0.000 / - 0.0075
(Equiv. 0.118 in.)
O.D. (D)
13.000
mm
+ 0.000 / - 0.0075
(Equiv. 0.512 in.)
Width (B)
5.000
mm
+ 0.000 / - 0.125
(Equiv. 0.197 in.)
Single Row Ball Bearings - 3x13x5 mm - Stainless Steel AISI 440C
Material: Stainless Steel AISI 440C    Precision Grade: Abec 1   
Category: Bearings - Single Row Ball - Unflanged - Precision
Part Number: S633-ZZ-MC3 (Pack of 100)
Out of Stock | Backorder Now | Backorder now for delivery around Tue, Sep 01, 2026
Regular price $444.41 AUD
Regular price $531.69 AUD Sale price $444.41 AUD
Priced, Stocked and Sold Per pack of 100
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Single Row Ball Bearings - 3x13x5 mm Unflanged - Stainless Steel AISI 440C Bearing
ID (d)
3.000
mm
+ 0.000 / - 0.0075
(Equiv. 0.118 in.)
O.D. (D)
13.000
mm
+ 0.000 / - 0.0075
(Equiv. 0.512 in.)
Width (B)
5.000
mm
+ 0.000 / - 0.125
(Equiv. 0.197 in.)
Single Row Ball Bearings - 3x13x5 mm - Stainless Steel AISI 440C
Material: Stainless Steel AISI 440C    Precision Grade: Abec 1   
Category: Bearings - Single Row Ball - Unflanged - Precision
Part Number: S633-ZZ-MC3 (Pack of 100)
Out of Stock | Backorder Now | Backorder now for delivery around Tue, Sep 01, 2026
Regular price $444.41 AUD
Regular price $531.69 AUD Sale price $444.41 AUD
Priced, Stocked and Sold Per pack of 100
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Single Row Ball Bearings - 3x13x5 mm Unflanged - Chrome Steel SAE 52100 Bearing
ID (d)
3.000
mm
+ 0.000 / - 0.0075
(Equiv. 0.118 in.)
O.D. (D)
13.000
mm
+ 0.000 / - 0.0075
(Equiv. 0.512 in.)
Width (B)
5.000
mm
+ 0.000 / - 0.125
(Equiv. 0.197 in.)
Single Row Ball Bearings - 3x13x5 mm - Chrome Steel SAE 52100
Material: Chrome Steel SAE 52100    Precision Grade: Abec 1   
Category: Bearings - Single Row Ball - Unflanged - Precision
Part Number: 633-ZZ-MC3 (Pack of 50)
Out of Stock | Backorder Now | Backorder now for delivery around Tue, Sep 01, 2026
Regular price $457.14 AUD
Regular price Sale price $457.14 AUD
Priced, Stocked and Sold Per pack of 50
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Single Row Ball Bearings - 3x13x5 mm Unflanged - Chrome Steel SAE 52100 Bearing
ID (d)
3.000
mm
+ 0.000 / - 0.0075
(Equiv. 0.118 in.)
O.D. (D)
13.000
mm
+ 0.000 / - 0.0075
(Equiv. 0.512 in.)
Width (B)
5.000
mm
+ 0.000 / - 0.125
(Equiv. 0.197 in.)
Single Row Ball Bearings - 3x13x5 mm - Chrome Steel SAE 52100
Material: Chrome Steel SAE 52100    Precision Grade: Abec 1   
Category: Bearings - Single Row Ball - Unflanged - Precision
Part Number: 633-ZZ-MC3 (Pack of 50)
Out of Stock | Backorder Now | Backorder now for delivery around Tue, Sep 01, 2026
Regular price $457.14 AUD
Regular price Sale price $457.14 AUD
Priced, Stocked and Sold Per pack of 50
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Single Row Ball Bearings - 3x13x5 mm Unflanged - Chrome Steel SAE 52100 Bearing
ID (d)
3.000
mm
O.D. (D)
13.000
mm
Width (B)
5.000
mm
Single Row Ball Bearings - 3x13x5 mm - Chrome Steel SAE 52100
Material: Chrome Steel SAE 52100    Precision Grade: Economy   
Category: Bearings - Single Row Ball - Unflanged - Precision
Part Number: 633-2RG-ECO (Each)
Out of Stock | Backorder Now | Backorder now for delivery around Wed, Sep 09, 2026
Regular price $27.41 AUD
Regular price $31.89 AUD Sale price $27.41 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Single Row Ball Bearings - 3x13x5 mm Unflanged - Chrome Steel SAE 52100 Bearing
ID (d)
3.000
mm
O.D. (D)
13.000
mm
Width (B)
5.000
mm
Single Row Ball Bearings - 3x13x5 mm - Chrome Steel SAE 52100
Material: Chrome Steel SAE 52100    Precision Grade: Economy   
Category: Bearings - Single Row Ball - Unflanged - Precision
Part Number: 633-2RG-ECO (Each)
Out of Stock | Backorder Now | Backorder now for delivery around Wed, Sep 09, 2026
Regular price $27.41 AUD
Regular price $31.89 AUD Sale price $27.41 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Single Row Ball Bearings - 4x7x2 mm Unflanged - Chrome Steel SAE 52100 Bearing
ID (d)
4.000
mm
+ 0.000 / - 0.007
(Equiv. 0.157 in.)
O.D. (D)
7.000
mm
+ 0.000 / - 0.007
(Equiv. 0.276 in.)
Width (B)
2.000
mm
+ 0.000 / - 0.120
(Equiv. 0.079 in.)
Single Row Ball Bearings - 4x7x2 mm - Chrome Steel SAE 52100
Material: Chrome Steel SAE 52100    Precision Grade: P6   
Category: Bearings - Single Row Ball - Unflanged - Precision
Part Number: MR74-MC3-JP6-AF12 (PK-50)
Contact Us | Special Order Only - Please contact us if you need a large quantity
Single Row Ball Bearings - 4x7x2 mm Unflanged - Chrome Steel SAE 52100 Bearing
ID (d)
4.000
mm
+ 0.000 / - 0.007
(Equiv. 0.157 in.)
O.D. (D)
7.000
mm
+ 0.000 / - 0.007
(Equiv. 0.276 in.)
Width (B)
2.000
mm
+ 0.000 / - 0.120
(Equiv. 0.079 in.)
Single Row Ball Bearings - 4x7x2 mm - Chrome Steel SAE 52100
Material: Chrome Steel SAE 52100    Precision Grade: P6   
Category: Bearings - Single Row Ball - Unflanged - Precision
Part Number: MR74-MC3-JP6-AF12 (PK-50)
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 - 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.)
Single Row Ball Bearings - 4x7x2 mm Unflanged - Ceramic Zirconia - PTFE Cage - ZRO2 Balls Bearing
Material: Ceramic Zirconia - PTFE Cage - ZRO2 Balls    Precision Grade: Abec 1   
Category: Bearings - Single Row Ball - Unflanged - Precision
Part Number: CZR-MR74-MC34-TF-SRL (Each)
Contact Us | Special Order Only - Please contact us if you need a large quantity
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.)
Single Row Ball Bearings - 4x7x2 mm Unflanged - Ceramic Zirconia - PTFE Cage - ZRO2 Balls Bearing
Material: Ceramic Zirconia - PTFE Cage - ZRO2 Balls    Precision Grade: Abec 1   
Category: Bearings - Single Row Ball - Unflanged - Precision
Part Number: CZR-MR74-MC34-TF-SRL (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 - 4x7x2.5 mm Unflanged - Chrome Steel SAE 52100 Bearing
ID (d)
4.000
mm
+ 0.000 / - 0.007
(Equiv. 0.157 in.)
O.D. (D)
7.000
mm
+ 0.000 / - 0.007
(Equiv. 0.276 in.)
Width (B)
2.500
mm
+ 0.000 / - 0.120
(Equiv. 0.098 in.)
Single Row Ball Bearings - 4x7x2.5 mm - Chrome Steel SAE 52100
Material: Chrome Steel SAE 52100    Precision Grade: P6   
Category: Bearings - Single Row Ball - Unflanged - Precision
Part Number: MR74A-ZZS-MC3-JP6 (PK-50)
Contact Us | Special Order Only - Please contact us if you need a large quantity
Single Row Ball Bearings - 4x7x2.5 mm Unflanged - Chrome Steel SAE 52100 Bearing
ID (d)
4.000
mm
+ 0.000 / - 0.007
(Equiv. 0.157 in.)
O.D. (D)
7.000
mm
+ 0.000 / - 0.007
(Equiv. 0.276 in.)
Width (B)
2.500
mm
+ 0.000 / - 0.120
(Equiv. 0.098 in.)
Single Row Ball Bearings - 4x7x2.5 mm - Chrome Steel SAE 52100
Material: Chrome Steel SAE 52100    Precision Grade: P6   
Category: Bearings - Single Row Ball - Unflanged - Precision
Part Number: MR74A-ZZS-MC3-JP6 (PK-50)
Contact Us | Special Order Only - Please contact us if you need a large quantity | Backorder now for delivery around Mon, Apr 23, 2029