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

Bearings -> Single Row Ball -> Unflanged -> Precision -> Chrome Steel
ID (d) O.D. (D) Width (B) Inner Ring Width (Bn) Flange Diameter (DF) Flange Width (BF) Indicative
Image
Single Row Ball Bearings - 4x12x4 mm Unflanged - Chrome Steel SAE 52100 Bearing
ID (d)
4.000
mm
O.D. (D)
12.000
mm
Width (B)
4.000
mm
Single Row Ball Bearings - 4x12x4 mm - Chrome Steel SAE 52100
Material: Chrome Steel SAE 52100    Precision Grade: Economy    Closure Type: ZZ    Bearing Type: Radial   
Part Number: 604-ZZ-ECO (Pack of 5000)
Out of Stock | Backorder Now | Backorder now for delivery around Thu, Nov 26, 2026
Regular price $3,433.59 AUD
Regular price $4,118.71 AUD Sale price $3,433.59 AUD
Priced, Stocked and Sold Per pack of 5000
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 - 4x12x4 mm Unflanged - Chrome Steel SAE 52100 Bearing
ID (d)
4.000
mm
O.D. (D)
12.000
mm
Width (B)
4.000
mm
Single Row Ball Bearings - 4x12x4 mm - Chrome Steel SAE 52100
Material: Chrome Steel SAE 52100    Precision Grade: Economy    Closure Type: ZZ    Bearing Type: Radial   
Part Number: 604-ZZ-ECO (Pack of 5000)
Out of Stock | Backorder Now | Backorder now for delivery around Thu, Nov 26, 2026
Regular price $3,433.59 AUD
Regular price $4,118.71 AUD Sale price $3,433.59 AUD
Priced, Stocked and Sold Per pack of 5000
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Single Row Ball Bearings - 4x12x4 mm Unflanged - Chrome Steel SAE 52100 Bearing
ID (d)
4.000
mm
+ 0.000 / - 0.0075
(Equiv. 0.157 in.)
O.D. (D)
12.000
mm
+ 0.000 / - 0.0075
(Equiv. 0.472 in.)
Width (B)
4.000
mm
+ 0.000 / - 0.125
(Equiv. 0.157 in.)
Single Row Ball Bearings - 4x12x4 mm - Chrome Steel SAE 52100
Material: Chrome Steel SAE 52100    Precision Grade: Abec 1    Closure Type: ZZ    Bearing Type: Radial   
Part Number: 604-ZZ-MC3 (Each)
111 Available Now | Further orders can be expected around Fri, Aug 28, 2026
Regular price $5.86 AUD
Regular price Sale price $5.86 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Larger quantities than the 111 available can be backordered.
Single Row Ball Bearings - 4x12x4 mm Unflanged - Chrome Steel SAE 52100 Bearing
ID (d)
4.000
mm
+ 0.000 / - 0.0075
(Equiv. 0.157 in.)
O.D. (D)
12.000
mm
+ 0.000 / - 0.0075
(Equiv. 0.472 in.)
Width (B)
4.000
mm
+ 0.000 / - 0.125
(Equiv. 0.157 in.)
Single Row Ball Bearings - 4x12x4 mm - Chrome Steel SAE 52100
Material: Chrome Steel SAE 52100    Precision Grade: Abec 1    Closure Type: ZZ    Bearing Type: Radial   
Part Number: 604-ZZ-MC3 (Each)
111 Available Now | Further orders can be expected around Fri, Aug 28, 2026
Regular price $5.86 AUD
Regular price Sale price $5.86 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

111 Available Now. Backorder if more than 111.
Single Row Ball Bearings - 4x13x5 mm Unflanged - Chrome Steel SAE 52100 Bearing
ID (d)
4.000
mm
+ 0.000 / - 0.0075
(Equiv. 0.157 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 - 4x13x5 mm - Chrome Steel SAE 52100
Material: Chrome Steel SAE 52100    Precision Grade: Abec 1    Closure Type: 2RS    Bearing Type: Radial   
Part Number: 624-2RS-MC3 (Each)
106 Available Now | Further orders can be expected around Thu, Sep 03, 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 106 available can be backordered.
Single Row Ball Bearings - 4x13x5 mm Unflanged - Chrome Steel SAE 52100 Bearing
ID (d)
4.000
mm
+ 0.000 / - 0.0075
(Equiv. 0.157 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 - 4x13x5 mm - Chrome Steel SAE 52100
Material: Chrome Steel SAE 52100    Precision Grade: Abec 1    Closure Type: 2RS    Bearing Type: Radial   
Part Number: 624-2RS-MC3 (Each)
106 Available Now | Further orders can be expected around Thu, Sep 03, 2026
Regular price $5.50 AUD
Regular price Sale price $5.50 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

106 Available Now. Backorder if more than 106.
Single Row Ball Bearings - 4x13x5 mm Unflanged - Chrome Steel SAE 52100 Bearing
ID (d)
4.000
mm
+ 0.000 / - 0.0075
(Equiv. 0.157 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 - 4x13x5 mm - Chrome Steel SAE 52100
Material: Chrome Steel SAE 52100    Precision Grade: Abec 1    Closure Type: 2RU    Bearing Type: Radial   
Part Number: 624-2RU-MC3 (Each)
95 Available Now | Item Discontinued - Up to 95 may be ordered online. No backorders. Please contact us if you need a larger quantity
Regular price $3.59 AUD
Regular price $6.13 AUD Sale price $3.59 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

95 Available Now. These are priced to quit. Please contact us for a quote if you require more.
Single Row Ball Bearings - 4x13x5 mm Unflanged - Chrome Steel SAE 52100 Bearing
ID (d)
4.000
mm
+ 0.000 / - 0.0075
(Equiv. 0.157 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 - 4x13x5 mm - Chrome Steel SAE 52100
Material: Chrome Steel SAE 52100    Precision Grade: Abec 1    Closure Type: 2RU    Bearing Type: Radial   
Part Number: 624-2RU-MC3 (Each)
95 Available Now | Item Discontinued - Up to 95 may be ordered online. No backorders. Please contact us if you need a larger quantity
Regular price $3.59 AUD
Regular price $6.13 AUD Sale price $3.59 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

95 Available Now. These are priced to quit. Please contact us for a quote if you require more.
Single Row Ball Bearings - 4x13x5 mm Unflanged - Chrome Steel SAE 52100 Bearing
ID (d)
4.000
mm
+ 0.000 / - 0.0075
(Equiv. 0.157 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 - 4x13x5 mm - Chrome Steel SAE 52100
Material: Chrome Steel SAE 52100    Precision Grade: Abec 1    Closure Type: ZZ    Bearing Type: Radial   
Part Number: 624-ZZ-MC3 (Each)
Out of Stock | Backorder Now | Backorder now for delivery around Thu, Sep 03, 2026
Regular price $7.95 AUD
Regular price Sale price $7.95 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Single Row Ball Bearings - 4x13x5 mm Unflanged - Chrome Steel SAE 52100 Bearing
ID (d)
4.000
mm
+ 0.000 / - 0.0075
(Equiv. 0.157 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 - 4x13x5 mm - Chrome Steel SAE 52100
Material: Chrome Steel SAE 52100    Precision Grade: Abec 1    Closure Type: ZZ    Bearing Type: Radial   
Part Number: 624-ZZ-MC3 (Each)
Out of Stock | Backorder Now | Backorder now for delivery around Thu, Sep 03, 2026
Regular price $7.95 AUD
Regular price Sale price $7.95 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Single Row Ball Bearings - 4x13x5 mm Unflanged - Chrome Steel SAE 52100 Bearing
ID (d)
4.000
mm
O.D. (D)
13.000
mm
Width (B)
5.000
mm
Single Row Ball Bearings - 4x13x5 mm - Chrome Steel SAE 52100
Material: Chrome Steel SAE 52100    Precision Grade: Economy    Closure Type: 2RS    Bearing Type: Radial   
Deleted Item. Available while stocks last.
Part Number: 624-2RS-ECO (Pack of 5)
101 units (505 pcs) Available Now | Item Discontinued - Up to 101 may be ordered online. No backorders. Please contact us if you need a larger quantity
Regular price $4.64 AUD
Regular price $5.36 AUD Sale price $4.64 AUD
Priced, Stocked and Sold Per pack of 5
Excludes GST and overseas Taxes & Duties
Quantity Required

101 units (505 pcs) Available Now. These are priced to quit. Please contact us for a quote if you require more.
Single Row Ball Bearings - 4x13x5 mm Unflanged - Chrome Steel SAE 52100 Bearing
ID (d)
4.000
mm
O.D. (D)
13.000
mm
Width (B)
5.000
mm
Single Row Ball Bearings - 4x13x5 mm - Chrome Steel SAE 52100
Material: Chrome Steel SAE 52100    Precision Grade: Economy    Closure Type: 2RS    Bearing Type: Radial   
Deleted Item. Available while stocks last.
Part Number: 624-2RS-ECO (Pack of 5)
101 units (505 pcs) Available Now | Item Discontinued - Up to 101 may be ordered online. No backorders. Please contact us if you need a larger quantity
Regular price $4.64 AUD
Regular price $5.36 AUD Sale price $4.64 AUD
Priced, Stocked and Sold Per pack of 5
Excludes GST and overseas Taxes & Duties
Quantity Required

101 units (505 pcs) Available Now. These are priced to quit. Please contact us for a quote if you require more.
Single Row Ball Bearings - 4x13x5 mm Unflanged - Chrome Steel SAE 52100 Bearing
ID (d)
4.000
mm
O.D. (D)
13.000
mm
Width (B)
5.000
mm
Single Row Ball Bearings - 4x13x5 mm - Chrome Steel SAE 52100
Material: Chrome Steel SAE 52100    Precision Grade: Economy    Closure Type: ZZS    Bearing Type: Radial   
Deleted Item. Available while stocks last.
Part Number: 624-ZZS-ECO (Pack of 5)
36 units (180 pcs) Available Now | Item Discontinued - Up to 36 may be ordered online. No backorders. Please contact us if you need a larger quantity
Regular price $4.49 AUD
Regular price $7.50 AUD Sale price $4.49 AUD
Priced, Stocked and Sold Per pack of 5
Excludes GST and overseas Taxes & Duties
Quantity Required

36 units (180 pcs) Available Now. These are priced to quit. Please contact us for a quote if you require more.
Single Row Ball Bearings - 4x13x5 mm Unflanged - Chrome Steel SAE 52100 Bearing
ID (d)
4.000
mm
O.D. (D)
13.000
mm
Width (B)
5.000
mm
Single Row Ball Bearings - 4x13x5 mm - Chrome Steel SAE 52100
Material: Chrome Steel SAE 52100    Precision Grade: Economy    Closure Type: ZZS    Bearing Type: Radial   
Deleted Item. Available while stocks last.
Part Number: 624-ZZS-ECO (Pack of 5)
36 units (180 pcs) Available Now | Item Discontinued - Up to 36 may be ordered online. No backorders. Please contact us if you need a larger quantity
Regular price $4.49 AUD
Regular price $7.50 AUD Sale price $4.49 AUD
Priced, Stocked and Sold Per pack of 5
Excludes GST and overseas Taxes & Duties
Quantity Required

36 units (180 pcs) Available Now. These are priced to quit. Please contact us for a quote if you require more.
Single Row Ball Bearings - 4x16x5 mm Unflanged - Chrome Steel SAE 52100 Bearing
ID (d)
4.000
mm
+ 0.000 / - 0.0075
(Equiv. 0.157 in.)
O.D. (D)
16.000
mm
+ 0.000 / - 0.0075
(Equiv. 0.63 in.)
Width (B)
5.000
mm
+ 0.000 / - 0.125
(Equiv. 0.197 in.)
Single Row Ball Bearings - 4x16x5 mm - Chrome Steel SAE 52100
Material: Chrome Steel SAE 52100    Precision Grade: Abec 1    Closure Type: 2RS    Bearing Type: Radial   
Part Number: 634-2RS-MC3 (Each)
7 Available Now | Further orders can be expected around Thu, Sep 03, 2026
Regular price $5.59 AUD
Regular price Sale price $5.59 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Larger quantities than the 7 available can be backordered.
Single Row Ball Bearings - 4x16x5 mm Unflanged - Chrome Steel SAE 52100 Bearing
ID (d)
4.000
mm
+ 0.000 / - 0.0075
(Equiv. 0.157 in.)
O.D. (D)
16.000
mm
+ 0.000 / - 0.0075
(Equiv. 0.63 in.)
Width (B)
5.000
mm
+ 0.000 / - 0.125
(Equiv. 0.197 in.)
Single Row Ball Bearings - 4x16x5 mm - Chrome Steel SAE 52100
Material: Chrome Steel SAE 52100    Precision Grade: Abec 1    Closure Type: 2RS    Bearing Type: Radial   
Part Number: 634-2RS-MC3 (Each)
7 Available Now | Further orders can be expected around Thu, Sep 03, 2026
Regular price $5.59 AUD
Regular price Sale price $5.59 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

7 Available Now. Backorder if more than 7.
Single Row Ball Bearings - 4x16x5 mm Unflanged - Chrome Steel SAE 52100 Bearing
ID (d)
4.000
mm
O.D. (D)
16.000
mm
Width (B)
5.000
mm
Single Row Ball Bearings - 4x16x5 mm - Chrome Steel SAE 52100
Material: Chrome Steel SAE 52100    Precision Grade: Economy    Closure Type: ZZ    Bearing Type: Radial   
Deleted Item. Available while stocks last.
Part Number: 634-ZZ-ECO (Pack of 5)
77 units (385 pcs) Available Now | Item Discontinued - Up to 77 may be ordered online. No backorders. Please contact us if you need a larger quantity
Regular price $4.71 AUD
Regular price $8.64 AUD Sale price $4.71 AUD
Priced, Stocked and Sold Per pack of 5
Excludes GST and overseas Taxes & Duties
Quantity Required

77 units (385 pcs) Available Now. These are priced to quit. Please contact us for a quote if you require more.
Single Row Ball Bearings - 4x16x5 mm Unflanged - Chrome Steel SAE 52100 Bearing
ID (d)
4.000
mm
O.D. (D)
16.000
mm
Width (B)
5.000
mm
Single Row Ball Bearings - 4x16x5 mm - Chrome Steel SAE 52100
Material: Chrome Steel SAE 52100    Precision Grade: Economy    Closure Type: ZZ    Bearing Type: Radial   
Deleted Item. Available while stocks last.
Part Number: 634-ZZ-ECO (Pack of 5)
77 units (385 pcs) Available Now | Item Discontinued - Up to 77 may be ordered online. No backorders. Please contact us if you need a larger quantity
Regular price $4.71 AUD
Regular price $8.64 AUD Sale price $4.71 AUD
Priced, Stocked and Sold Per pack of 5
Excludes GST and overseas Taxes & Duties
Quantity Required

77 units (385 pcs) Available Now. These are priced to quit. Please contact us for a quote if you require more.
Single Row Ball Bearings - 4x16x5 mm Unflanged - Chrome Steel SAE 52100 Bearing
ID (d)
4.000
mm
O.D. (D)
16.000
mm
Width (B)
5.000
mm
Single Row Ball Bearings - 4x16x5 mm - Chrome Steel SAE 52100
Material: Chrome Steel SAE 52100    Precision Grade: Economy    Closure Type: 2RS    Bearing Type: Radial   
Double black rubber sealed economy bearing
Part Number: 634-2RS-ECO (Each)
Out of Stock | Backorder Now | Backorder now for delivery around Sun, Sep 06, 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 - 4x16x5 mm Unflanged - Chrome Steel SAE 52100 Bearing
ID (d)
4.000
mm
O.D. (D)
16.000
mm
Width (B)
5.000
mm
Single Row Ball Bearings - 4x16x5 mm - Chrome Steel SAE 52100
Material: Chrome Steel SAE 52100    Precision Grade: Economy    Closure Type: 2RS    Bearing Type: Radial   
Double black rubber sealed economy bearing
Part Number: 634-2RS-ECO (Each)
Out of Stock | Backorder Now | Backorder now for delivery around Sun, Sep 06, 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 - 4x16x5 mm Unflanged - Chrome Steel SAE 52100 Bearing
ID (d)
4.000
mm
+ 0.000 / - 0.0075
(Equiv. 0.157 in.)
O.D. (D)
16.000
mm
+ 0.000 / - 0.0075
(Equiv. 0.63 in.)
Width (B)
5.000
mm
+ 0.000 / - 0.125
(Equiv. 0.197 in.)
Single Row Ball Bearings - 4x16x5 mm - Chrome Steel SAE 52100
Material: Chrome Steel SAE 52100    Precision Grade: Abec 1    Closure Type: ZZ    Bearing Type: Radial   
Part Number: 634-ZZ-MC3 (Pack of 100)
Out of Stock | Backorder Now | Backorder now for delivery around Thu, Sep 03, 2026
Regular price $420.05 AUD
Regular price $502.45 AUD Sale price $420.05 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 - 4x16x5 mm Unflanged - Chrome Steel SAE 52100 Bearing
ID (d)
4.000
mm
+ 0.000 / - 0.0075
(Equiv. 0.157 in.)
O.D. (D)
16.000
mm
+ 0.000 / - 0.0075
(Equiv. 0.63 in.)
Width (B)
5.000
mm
+ 0.000 / - 0.125
(Equiv. 0.197 in.)
Single Row Ball Bearings - 4x16x5 mm - Chrome Steel SAE 52100
Material: Chrome Steel SAE 52100    Precision Grade: Abec 1    Closure Type: ZZ    Bearing Type: Radial   
Part Number: 634-ZZ-MC3 (Pack of 100)
Out of Stock | Backorder Now | Backorder now for delivery around Thu, Sep 03, 2026
Regular price $420.05 AUD
Regular price $502.45 AUD Sale price $420.05 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 - 5x8x2.5 mm Unflanged - Chrome Steel SAE 52100 Bearing
ID (d)
5.000
mm
+ 0.000 / - 0.007
(Equiv. 0.197 in.)
O.D. (D)
8.000
mm
+ 0.000 / - 0.007
(Equiv. 0.315 in.)
Width (B)
2.500
mm
+ 0.000 / - 0.120
(Equiv. 0.098 in.)
Single Row Ball Bearings - 5x8x2.5 mm - Chrome Steel SAE 52100
Material: Chrome Steel SAE 52100    Precision Grade: P6    Closure Type: ZZS    Bearing Type: Radial   
Part Number: MR85A-ZZS-MC3-JP6 (PK-100)
Contact Us | Special Order Only - Please contact us if you need a large quantity
Single Row Ball Bearings - 5x8x2.5 mm Unflanged - Chrome Steel SAE 52100 Bearing
ID (d)
5.000
mm
+ 0.000 / - 0.007
(Equiv. 0.197 in.)
O.D. (D)
8.000
mm
+ 0.000 / - 0.007
(Equiv. 0.315 in.)
Width (B)
2.500
mm
+ 0.000 / - 0.120
(Equiv. 0.098 in.)
Single Row Ball Bearings - 5x8x2.5 mm - Chrome Steel SAE 52100
Material: Chrome Steel SAE 52100    Precision Grade: P6    Closure Type: ZZS    Bearing Type: Radial   
Part Number: MR85A-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 25, 2029
Single Row Ball Bearings - 5x9x3 mm Unflanged - Chrome Steel SAE 52100 Bearing
ID (d)
5.000
mm
+ 0.000 / - 0.007
(Equiv. 0.197 in.)
O.D. (D)
9.000
mm
+ 0.000 / - 0.007
(Equiv. 0.354 in.)
Width (B)
3.000
mm
+ 0.000 / - 0.120
(Equiv. 0.118 in.)
Single Row Ball Bearings - 5x9x3 mm - Chrome Steel SAE 52100
Material: Chrome Steel SAE 52100    Precision Grade: P6    Closure Type: ZZS    Bearing Type: Radial   
Part Number: MR95A-ZZS-MC3-JP6 (PK-50)
Contact Us | Special Order Only - Please contact us if you need a large quantity
Single Row Ball Bearings - 5x9x3 mm Unflanged - Chrome Steel SAE 52100 Bearing
ID (d)
5.000
mm
+ 0.000 / - 0.007
(Equiv. 0.197 in.)
O.D. (D)
9.000
mm
+ 0.000 / - 0.007
(Equiv. 0.354 in.)
Width (B)
3.000
mm
+ 0.000 / - 0.120
(Equiv. 0.118 in.)
Single Row Ball Bearings - 5x9x3 mm - Chrome Steel SAE 52100
Material: Chrome Steel SAE 52100    Precision Grade: P6    Closure Type: ZZS    Bearing Type: Radial   
Part Number: MR95A-ZZS-MC3-JP6 (PK-50)
Contact Us | Special Order Only - Please contact us if you need a large quantity | Backorder now for delivery around Wed, Apr 25, 2029
Single Row Ball Bearings - 5x10x3 mm Unflanged - Chrome Steel SAE 52100 Bearing
ID (d)
5.000
mm
+ 0.000 / - 0.0075
(Equiv. 0.197 in.)
O.D. (D)
10.000
mm
+ 0.000 / - 0.0075
(Equiv. 0.394 in.)
Width (B)
3.000
mm
+ 0.000 / - 0.125
(Equiv. 0.118 in.)
Single Row Ball Bearings - 5x10x3 mm - Chrome Steel SAE 52100
Material: Chrome Steel SAE 52100    Precision Grade: Abec 1    Closure Type: Open    Bearing Type: Radial   
Open standard bearing with low-torque light oil lubricant
Part Number: MR105-MC3-AF12 (PK-100)
Contact Us | Special Order Only - Please contact us if you need a large quantity
Single Row Ball Bearings - 5x10x3 mm Unflanged - Chrome Steel SAE 52100 Bearing
ID (d)
5.000
mm
+ 0.000 / - 0.0075
(Equiv. 0.197 in.)
O.D. (D)
10.000
mm
+ 0.000 / - 0.0075
(Equiv. 0.394 in.)
Width (B)
3.000
mm
+ 0.000 / - 0.125
(Equiv. 0.118 in.)
Single Row Ball Bearings - 5x10x3 mm - Chrome Steel SAE 52100
Material: Chrome Steel SAE 52100    Precision Grade: Abec 1    Closure Type: Open    Bearing Type: Radial   
Open standard bearing with low-torque light oil lubricant
Part Number: MR105-MC3-AF12 (PK-100)
Contact Us | Special Order Only - Please contact us if you need a large quantity | Backorder now for delivery around Wed, Apr 25, 2029
Single Row Ball Bearings - 5x10x4 mm Unflanged - Chrome Steel SAE 52100 Bearing
ID (d)
5.000
mm
+ 0.000 / - 0.007
(Equiv. 0.197 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 - 5x10x4 mm - Chrome Steel SAE 52100
Material: Chrome Steel SAE 52100    Precision Grade: P6    Closure Type: ZZ    Bearing Type: Radial   
Part Number: MR105A-ZZ-MC3-JP6 (PK-100)
Contact Us | Special Order Only - Please contact us if you need a large quantity
Single Row Ball Bearings - 5x10x4 mm Unflanged - Chrome Steel SAE 52100 Bearing
ID (d)
5.000
mm
+ 0.000 / - 0.007
(Equiv. 0.197 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 - 5x10x4 mm - Chrome Steel SAE 52100
Material: Chrome Steel SAE 52100    Precision Grade: P6    Closure Type: ZZ    Bearing Type: Radial   
Part Number: MR105A-ZZ-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 25, 2029
Single Row Ball Bearings - 5x11x4 mm Unflanged - Chrome Steel SAE 52100 Bearing
ID (d)
5.000
mm
+ 0.000 / - 0.007
(Equiv. 0.197 in.)
O.D. (D)
11.000
mm
+ 0.000 / - 0.007
(Equiv. 0.433 in.)
Width (B)
4.000
mm
+ 0.000 / - 0.120
(Equiv. 0.157 in.)
Single Row Ball Bearings - 5x11x4 mm - Chrome Steel SAE 52100
Material: Chrome Steel SAE 52100    Precision Grade: P6    Closure Type: ZZ    Bearing Type: Radial   
Part Number: MR115-ZZ-MC3-JP6 (PK-200)
Contact Us | Special Order Only - Please contact us if you need a large quantity
Single Row Ball Bearings - 5x11x4 mm Unflanged - Chrome Steel SAE 52100 Bearing
ID (d)
5.000
mm
+ 0.000 / - 0.007
(Equiv. 0.197 in.)
O.D. (D)
11.000
mm
+ 0.000 / - 0.007
(Equiv. 0.433 in.)
Width (B)
4.000
mm
+ 0.000 / - 0.120
(Equiv. 0.157 in.)
Single Row Ball Bearings - 5x11x4 mm - Chrome Steel SAE 52100
Material: Chrome Steel SAE 52100    Precision Grade: P6    Closure Type: ZZ    Bearing Type: Radial   
Part Number: MR115-ZZ-MC3-JP6 (PK-200)
Contact Us | Special Order Only - Please contact us if you need a large quantity | Backorder now for delivery around Wed, Apr 25, 2029
Single Row Ball Bearings - 5x11x5 mm Unflanged - Chrome Steel SAE 52100 Bearing
ID (d)
5.000
mm
+ 0.000 / - 0.007
(Equiv. 0.197 in.)
O.D. (D)
11.000
mm
+ 0.000 / - 0.007
(Equiv. 0.433 in.)
Width (B)
5.000
mm
+ 0.000 / - 0.120
(Equiv. 0.197 in.)
Single Row Ball Bearings - 5x11x5 mm - Chrome Steel SAE 52100
Material: Chrome Steel SAE 52100    Precision Grade: P6    Closure Type: ZZ    Bearing Type: Radial   
Part Number: 685A-ZZ-MC3-JP6 (PK-100)
Contact Us | Special Order Only - Please contact us if you need a large quantity
Single Row Ball Bearings - 5x11x5 mm Unflanged - Chrome Steel SAE 52100 Bearing
ID (d)
5.000
mm
+ 0.000 / - 0.007
(Equiv. 0.197 in.)
O.D. (D)
11.000
mm
+ 0.000 / - 0.007
(Equiv. 0.433 in.)
Width (B)
5.000
mm
+ 0.000 / - 0.120
(Equiv. 0.197 in.)
Single Row Ball Bearings - 5x11x5 mm - Chrome Steel SAE 52100
Material: Chrome Steel SAE 52100    Precision Grade: P6    Closure Type: ZZ    Bearing Type: Radial   
Part Number: 685A-ZZ-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 25, 2029
Single Row Ball Bearings - 5x13x4 mm Unflanged - Chrome Steel SAE 52100 Bearing
ID (d)
5.000
mm
+ 0.000 / - 0.007
(Equiv. 0.197 in.)
O.D. (D)
13.000
mm
+ 0.000 / - 0.007
(Equiv. 0.512 in.)
Width (B)
4.000
mm
+ 0.000 / - 0.120
(Equiv. 0.157 in.)
Single Row Ball Bearings - 5x13x4 mm - Chrome Steel SAE 52100
Material: Chrome Steel SAE 52100    Precision Grade: P6    Closure Type: ZZ    Bearing Type: Radial   
Part Number: 695-ZZ-MC3-JP6 (PK-100)
Contact Us | Special Order Only - Please contact us if you need a large quantity
Single Row Ball Bearings - 5x13x4 mm Unflanged - Chrome Steel SAE 52100 Bearing
ID (d)
5.000
mm
+ 0.000 / - 0.007
(Equiv. 0.197 in.)
O.D. (D)
13.000
mm
+ 0.000 / - 0.007
(Equiv. 0.512 in.)
Width (B)
4.000
mm
+ 0.000 / - 0.120
(Equiv. 0.157 in.)
Single Row Ball Bearings - 5x13x4 mm - Chrome Steel SAE 52100
Material: Chrome Steel SAE 52100    Precision Grade: P6    Closure Type: ZZ    Bearing Type: Radial   
Part Number: 695-ZZ-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 25, 2029
Single Row Ball Bearings - 5x14x5 mm Unflanged - Chrome Steel SAE 52100 Bearing
ID (d)
5.000
mm
+ 0.000 / - 0.007
(Equiv. 0.197 in.)
O.D. (D)
14.000
mm
+ 0.000 / - 0.007
(Equiv. 0.551 in.)
Width (B)
5.000
mm
+ 0.000 / - 0.120
(Equiv. 0.197 in.)
Single Row Ball Bearings - 5x14x5 mm - Chrome Steel SAE 52100
Material: Chrome Steel SAE 52100    Precision Grade: P6    Closure Type: ZZ    Bearing Type: Radial   
Part Number: 605-ZZ-MC3-JP6 (PK-50)
Contact Us | Special Order Only - Please contact us if you need a large quantity
Single Row Ball Bearings - 5x14x5 mm Unflanged - Chrome Steel SAE 52100 Bearing
ID (d)
5.000
mm
+ 0.000 / - 0.007
(Equiv. 0.197 in.)
O.D. (D)
14.000
mm
+ 0.000 / - 0.007
(Equiv. 0.551 in.)
Width (B)
5.000
mm
+ 0.000 / - 0.120
(Equiv. 0.197 in.)
Single Row Ball Bearings - 5x14x5 mm - Chrome Steel SAE 52100
Material: Chrome Steel SAE 52100    Precision Grade: P6    Closure Type: ZZ    Bearing Type: Radial   
Part Number: 605-ZZ-MC3-JP6 (PK-50)
Contact Us | Special Order Only - Please contact us if you need a large quantity | Backorder now for delivery around Wed, Apr 25, 2029
Single Row Ball Bearings - 5x14x5 mm Unflanged - Chrome Steel SAE 52100 Bearing
ID (d)
5.000
mm
+ 0.000 / - 0.0075
(Equiv. 0.197 in.)
O.D. (D)
14.000
mm
+ 0.000 / - 0.0075
(Equiv. 0.551 in.)
Width (B)
5.000
mm
+ 0.000 / - 0.125
(Equiv. 0.197 in.)
Single Row Ball Bearings - 5x14x5 mm - Chrome Steel SAE 52100
Material: Chrome Steel SAE 52100    Precision Grade: Abec 1    Closure Type: ZZ    Bearing Type: Radial   
Part Number: 605-ZZ-MC5 (PK-100)
Contact Us | Special Order Only - Please contact us if you need a large quantity
Single Row Ball Bearings - 5x14x5 mm Unflanged - Chrome Steel SAE 52100 Bearing
ID (d)
5.000
mm
+ 0.000 / - 0.0075
(Equiv. 0.197 in.)
O.D. (D)
14.000
mm
+ 0.000 / - 0.0075
(Equiv. 0.551 in.)
Width (B)
5.000
mm
+ 0.000 / - 0.125
(Equiv. 0.197 in.)
Single Row Ball Bearings - 5x14x5 mm - Chrome Steel SAE 52100
Material: Chrome Steel SAE 52100    Precision Grade: Abec 1    Closure Type: ZZ    Bearing Type: Radial   
Part Number: 605-ZZ-MC5 (PK-100)
Contact Us | Special Order Only - Please contact us if you need a large quantity | Backorder now for delivery around Wed, Apr 25, 2029
Single Row Ball Bearings - 5x16x5 mm Unflanged - Chrome Steel SAE 52100 Bearing
ID (d)
5.000
mm
+ 0.000 / - 0.007
(Equiv. 0.197 in.)
O.D. (D)
16.000
mm
+ 0.000 / - 0.007
(Equiv. 0.63 in.)
Width (B)
5.000
mm
+ 0.000 / - 0.120
(Equiv. 0.197 in.)
Single Row Ball Bearings - 5x16x5 mm - Chrome Steel SAE 52100
Material: Chrome Steel SAE 52100    Precision Grade: P6    Closure Type: ZZ    Bearing Type: Radial   
Part Number: 625-ZZ-MC3-JP6 (PK-100)
Contact Us | Special Order Only - Please contact us if you need a large quantity
Single Row Ball Bearings - 5x16x5 mm Unflanged - Chrome Steel SAE 52100 Bearing
ID (d)
5.000
mm
+ 0.000 / - 0.007
(Equiv. 0.197 in.)
O.D. (D)
16.000
mm
+ 0.000 / - 0.007
(Equiv. 0.63 in.)
Width (B)
5.000
mm
+ 0.000 / - 0.120
(Equiv. 0.197 in.)
Single Row Ball Bearings - 5x16x5 mm - Chrome Steel SAE 52100
Material: Chrome Steel SAE 52100    Precision Grade: P6    Closure Type: ZZ    Bearing Type: Radial   
Part Number: 625-ZZ-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 25, 2029
Single Row Ball Bearings - 5x19x6 mm Unflanged - Chrome Steel SAE 52100 Bearing
ID (d)
5.000
mm
+ 0.000 / - 0.007
(Equiv. 0.197 in.)
O.D. (D)
19.000
mm
+ 0.000 / - 0.008
(Equiv. 0.748 in.)
Width (B)
6.000
mm
+ 0.000 / - 0.120
(Equiv. 0.236 in.)
Single Row Ball Bearings - 5x19x6 mm - Chrome Steel SAE 52100
Material: Chrome Steel SAE 52100    Precision Grade: P6    Closure Type: ZZ    Bearing Type: Radial   
Part Number: 635-ZZ-MC3-JP6 (PK-20)
Contact Us | Special Order Only - Please contact us if you need a large quantity
Single Row Ball Bearings - 5x19x6 mm Unflanged - Chrome Steel SAE 52100 Bearing
ID (d)
5.000
mm
+ 0.000 / - 0.007
(Equiv. 0.197 in.)
O.D. (D)
19.000
mm
+ 0.000 / - 0.008
(Equiv. 0.748 in.)
Width (B)
6.000
mm
+ 0.000 / - 0.120
(Equiv. 0.236 in.)
Single Row Ball Bearings - 5x19x6 mm - Chrome Steel SAE 52100
Material: Chrome Steel SAE 52100    Precision Grade: P6    Closure Type: ZZ    Bearing Type: Radial   
Part Number: 635-ZZ-MC3-JP6 (PK-20)
Contact Us | Special Order Only - Please contact us if you need a large quantity | Backorder now for delivery around Wed, Apr 25, 2029
Single Row Ball Bearings - 4.763x7.938x3.175 mm Unflanged - Chrome Steel SAE 52100 Bearing
ID (d)
4.763
mm
O.D. (D)
7.938
mm
Width (B)
3.175
mm
Single Row Ball Bearings - 4.763x7.938x3.175 mm - Chrome Steel SAE 52100
Material: Chrome Steel SAE 52100    Precision Grade: Economy    Closure Type: 2RS    Bearing Type: Radial   
Double black rubber sealed economy bearing
Part Number: R156A-2RS-ECO (Each)
Out of Stock | Backorder Now | Backorder now for delivery around Fri, Sep 11, 2026
Regular price $8.77 AUD
Regular price $10.13 AUD Sale price $8.77 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Single Row Ball Bearings - 4.763x7.938x3.175 mm Unflanged - Chrome Steel SAE 52100 Bearing
ID (d)
4.763
mm
O.D. (D)
7.938
mm
Width (B)
3.175
mm
Single Row Ball Bearings - 4.763x7.938x3.175 mm - Chrome Steel SAE 52100
Material: Chrome Steel SAE 52100    Precision Grade: Economy    Closure Type: 2RS    Bearing Type: Radial   
Double black rubber sealed economy bearing
Part Number: R156A-2RS-ECO (Each)
Out of Stock | Backorder Now | Backorder now for delivery around Fri, Sep 11, 2026
Regular price $8.77 AUD
Regular price $10.13 AUD Sale price $8.77 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Single Row Ball Bearings - 4.763x7.938x3.175 mm Unflanged - Chrome Steel SAE 52100 Bearing
ID (d)
4.763
mm
O.D. (D)
7.938
mm
Width (B)
3.175
mm
Single Row Ball Bearings - 4.763x7.938x3.175 mm - Chrome Steel SAE 52100
Material: Chrome Steel SAE 52100    Precision Grade: Economy    Closure Type: ZZS    Bearing Type: Radial   
Double shielded economy bearing
Part Number: R156A-ZZS-ECO (Pack of 2)
257 units (514 pcs) Available Now | Further orders can be expected around Fri, Aug 28, 2026
Regular price $4.32 AUD
Regular price Sale price $4.32 AUD
Priced, Stocked and Sold Per pack of 2
Excludes GST and overseas Taxes & Duties
Quantity Required

Larger quantities than the 257 available can be backordered.
Single Row Ball Bearings - 4.763x7.938x3.175 mm Unflanged - Chrome Steel SAE 52100 Bearing
ID (d)
4.763
mm
O.D. (D)
7.938
mm
Width (B)
3.175
mm
Single Row Ball Bearings - 4.763x7.938x3.175 mm - Chrome Steel SAE 52100
Material: Chrome Steel SAE 52100    Precision Grade: Economy    Closure Type: ZZS    Bearing Type: Radial   
Double shielded economy bearing
Part Number: R156A-ZZS-ECO (Pack of 2)
257 units (514 pcs) Available Now | Further orders can be expected around Fri, Aug 28, 2026
Regular price $4.32 AUD
Regular price Sale price $4.32 AUD
Priced, Stocked and Sold Per pack of 2
Excludes GST and overseas Taxes & Duties
Quantity Required

257 units (514 pcs) Available Now. Backorder if more than 257.