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

Bearings -> Single Row Ball -> Flanged -> 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 - 3x10x4 mm Flanged - Chrome Steel SAE 52100 Bearing
ID (d)
3.000
mm
O.D. (D)
10.000
mm
Width (B)
4.000
mm
Flange Diameter (DF)
11.500
mm
Flange Width (BF)
1.000
mm
Single Row Ball Bearings - 3x10x4 mm - Chrome Steel SAE 52100
Material: Chrome Steel SAE 52100    Precision Grade: Economy    Closure Type: ZZ    Bearing Type: Radial Flanged   
Part Number: F623-ZZ-ECO (Each)
Out of Stock | Backorder Now | Backorder now for delivery around Sun, May 24, 2026
Regular price $4.05 AUD
Regular price $7.67 AUD Sale price $4.05 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 Flanged - 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    Flange Diameter (DF): 11.500 mm    Flange Width (BF): 1.000 mm    Precision Grade: Economy    Closure Type: ZZ    Bearing Type: Radial Flanged   
Part Number: F623-ZZ-ECO (Each)
Out of Stock | Backorder Now | Backorder now for delivery around Sun, May 24, 2026
Regular price $4.05 AUD
Regular price $7.67 AUD Sale price $4.05 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Single Row Ball Bearings - 3x10x4 mm Flanged - 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.)
Flange Diameter (DF)
11.500
mm
Flange Width (BF)
1.000
mm
Single Row Ball Bearings - 3x10x4 mm - Chrome Steel SAE 52100
Material: Chrome Steel SAE 52100    Precision Grade: Abec 1    Closure Type: Open    Bearing Type: Radial Flanged   
Part Number: F623-MC3 (Each)
Out of Stock | Backorder Now | Backorder now for delivery around Tue, May 26, 2026
Regular price $41.68 AUD
Regular price $86.06 AUD Sale price $41.68 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Single Row Ball Bearings - 3x10x4 mm Flanged - 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    Flange Diameter (DF): 11.500 mm    Flange Width (BF): 1.000 mm    Precision Grade: Abec 1    Closure Type: Open    Bearing Type: Radial Flanged   
Part Number: F623-MC3 (Each)
Out of Stock | Backorder Now | Backorder now for delivery around Tue, May 26, 2026
Regular price $41.68 AUD
Regular price $86.06 AUD Sale price $41.68 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Single Row Ball Bearings - 3x10x4 mm Flanged - Chrome Steel SAE 52100 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.)
Flange Diameter (DF)
11.500
mm
Flange Width (BF)
1.000
mm
Single Row Ball Bearings - 3x10x4 mm - Chrome Steel SAE 52100
Material: Chrome Steel SAE 52100    Precision Grade: P6    Closure Type: ZZ    Bearing Type: Radial Flanged   
Part Number: F623-ZZ-MC3-JP6 (PK-100)
Contact Us | Special Order Only - Please contact us if you need a large quantity
Single Row Ball Bearings - 3x10x4 mm Flanged - Chrome Steel SAE 52100 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 - Chrome Steel SAE 52100
Material: Chrome Steel SAE 52100    Flange Diameter (DF): 11.500 mm    Flange Width (BF): 1.000 mm    Precision Grade: P6    Closure Type: ZZ    Bearing Type: Radial Flanged   
Part Number: F623-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, Jan 10, 2029
Single Row Ball Bearings - 3x10x4 mm Flanged - 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.)
Flange Diameter (DF)
11.500
mm
Flange Width (BF)
1.000
mm
Single Row Ball Bearings - 3x10x4 mm - Chrome Steel SAE 52100
Material: Chrome Steel SAE 52100    Precision Grade: Abec 1    Closure Type: ZZ    Bearing Type: Radial Flanged   
Deleted Item. Available while stocks last.
Part Number: F623-ZZ-MC3 (PK-2)
32 units (64 pcs) Available Now | Item Discontinued - Up to 32 may be ordered online. No backorders. Please contact us if you need a larger quantity
Regular price $4.39 AUD
Regular price $16.83 AUD Sale price $4.39 AUD
Priced, Stocked and Sold Per 2 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

32 units (64 pcs) Available Now. These are priced to quit. Please contact us for a quote if you require more.
Single Row Ball Bearings - 3x10x4 mm Flanged - 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    Flange Diameter (DF): 11.500 mm    Flange Width (BF): 1.000 mm    Precision Grade: Abec 1    Closure Type: ZZ    Bearing Type: Radial Flanged   
Deleted Item. Available while stocks last.
Part Number: F623-ZZ-MC3 (PK-2)
32 units (64 pcs) Available Now | Item Discontinued - Up to 32 may be ordered online. No backorders. Please contact us if you need a larger quantity
Regular price $4.39 AUD
Regular price $16.83 AUD Sale price $4.39 AUD
Priced, Stocked and Sold Per 2 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

32 units (64 pcs) Available Now. These are priced to quit. Please contact us for a quote if you require more.
Single Row Ball Bearings - 3.175x6.35x2.779 mm Flanged - Chrome Steel SAE 52100 Bearing
ID (d)
3.175
mm
+ 0.000 / - 0.007
(Equiv. 0.125 in.)
O.D. (D)
6.350
mm
+ 0.000 / - 0.007
(Equiv. 0.25 in.)
Width (B)
2.779
mm
+ 0.000 / - 0.120
(Equiv. 0.109 in.)
Flange Diameter (DF)
7.518
mm
Flange Width (BF)
0.787
mm
Single Row Ball Bearings - 3.175x6.35x2.779 mm - Chrome Steel SAE 52100
Material: Chrome Steel SAE 52100    Precision Grade: P6    Closure Type: ZZS    Bearing Type: Radial Flanged   
Part Number: FR144A-ZZS-MC3-JP6 (PK-20)
Contact Us | Special Order Only - Please contact us if you need a large quantity
Single Row Ball Bearings - 3.175x6.35x2.779 mm Flanged - Chrome Steel SAE 52100 Bearing
ID (d)
3.175
mm
+ 0.000 / - 0.007
(Equiv. 0.125 in.)
O.D. (D)
6.350
mm
+ 0.000 / - 0.007
(Equiv. 0.25 in.)
Width (B)
2.779
mm
+ 0.000 / - 0.120
(Equiv. 0.109 in.)
Single Row Ball Bearings - 3.175x6.35x2.779 mm - Chrome Steel SAE 52100
Material: Chrome Steel SAE 52100    Flange Diameter (DF): 7.518 mm    Flange Width (BF): 0.787 mm    Precision Grade: P6    Closure Type: ZZS    Bearing Type: Radial Flanged   
Part Number: FR144A-ZZS-MC3-JP6 (PK-20)
Contact Us | Special Order Only - Please contact us if you need a large quantity | Backorder now for delivery around Wed, Jan 10, 2029
Single Row Ball Bearings - 3.175x6.35x2.779 mm Flanged - Chrome Steel SAE 52100 Bearing
ID (d)
3.175
mm
+ 0.000 / - 0.0075
(Equiv. 0.125 in.)
O.D. (D)
6.350
mm
+ 0.000 / - 0.0075
(Equiv. 0.25 in.)
Width (B)
2.779
mm
+ 0.000 / - 0.125
(Equiv. 0.109 in.)
Flange Diameter (DF)
7.518
mm
Flange Width (BF)
0.787
mm
Single Row Ball Bearings - 3.175x6.35x2.779 mm - Chrome Steel SAE 52100
Material: Chrome Steel SAE 52100    Precision Grade: Abec 1    Closure Type: ZZS    Bearing Type: Radial Flanged   
Part Number: FR144A-ZZS-MC3 (PK-100)
Contact Us | Special Order Only - Please contact us if you need a large quantity
Single Row Ball Bearings - 3.175x6.35x2.779 mm Flanged - Chrome Steel SAE 52100 Bearing
ID (d)
3.175
mm
+ 0.000 / - 0.0075
(Equiv. 0.125 in.)
O.D. (D)
6.350
mm
+ 0.000 / - 0.0075
(Equiv. 0.25 in.)
Width (B)
2.779
mm
+ 0.000 / - 0.125
(Equiv. 0.109 in.)
Single Row Ball Bearings - 3.175x6.35x2.779 mm - Chrome Steel SAE 52100
Material: Chrome Steel SAE 52100    Flange Diameter (DF): 7.518 mm    Flange Width (BF): 0.787 mm    Precision Grade: Abec 1    Closure Type: ZZS    Bearing Type: Radial Flanged   
Part Number: FR144A-ZZS-MC3 (PK-100)
Contact Us | Special Order Only - Please contact us if you need a large quantity | Backorder now for delivery around Wed, Jan 10, 2029
Single Row Ball Bearings - 3.175x7.938x3.571 mm Flanged - Chrome Steel SAE 52100 Bearing
ID (d)
3.175
mm
+ 0.000 / - 0.0075
(Equiv. 0.125 in.)
O.D. (D)
7.938
mm
+ 0.000 / - 0.0075
(Equiv. 0.313 in.)
Width (B)
3.571
mm
+ 0.000 / - 0.125
(Equiv. 0.141 in.)
Flange Diameter (DF)
9.119
mm
Flange Width (BF)
0.787
mm
Single Row Ball Bearings - 3.175x7.938x3.571 mm - Chrome Steel SAE 52100
Material: Chrome Steel SAE 52100    Precision Grade: Abec 1    Closure Type: ZZ    Bearing Type: Radial Flanged   
Deleted Item. Available while stocks last.
Part Number: FR2-5A-ZZ-MC3 (PK-2)
1 pack (2 pcs) Available Now | Item Discontinued - Up to 1 may be ordered online. No backorders. Please contact us if you need a larger quantity
Regular price $4.09 AUD
Regular price $15.88 AUD Sale price $4.09 AUD
Priced, Stocked and Sold Per 2 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

1 pack (2 pcs) Available Now. These are priced to quit. Please contact us for a quote if you require more.
Single Row Ball Bearings - 3.175x7.938x3.571 mm Flanged - Chrome Steel SAE 52100 Bearing
ID (d)
3.175
mm
+ 0.000 / - 0.0075
(Equiv. 0.125 in.)
O.D. (D)
7.938
mm
+ 0.000 / - 0.0075
(Equiv. 0.313 in.)
Width (B)
3.571
mm
+ 0.000 / - 0.125
(Equiv. 0.141 in.)
Single Row Ball Bearings - 3.175x7.938x3.571 mm - Chrome Steel SAE 52100
Material: Chrome Steel SAE 52100    Flange Diameter (DF): 9.119 mm    Flange Width (BF): 0.787 mm    Precision Grade: Abec 1    Closure Type: ZZ    Bearing Type: Radial Flanged   
Deleted Item. Available while stocks last.
Part Number: FR2-5A-ZZ-MC3 (PK-2)
1 pack (2 pcs) Available Now | Item Discontinued - Up to 1 may be ordered online. No backorders. Please contact us if you need a larger quantity
Regular price $4.09 AUD
Regular price $15.88 AUD Sale price $4.09 AUD
Priced, Stocked and Sold Per 2 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

1 pack (2 pcs) Available Now. These are priced to quit. Please contact us for a quote if you require more.
Single Row Ball Bearings - 3.175x7.938x3.571 mm Flanged - Chrome Steel SAE 52100 Bearing
ID (d)
3.175
mm
+ 0.000 / - 0.007
(Equiv. 0.125 in.)
O.D. (D)
7.938
mm
+ 0.000 / - 0.007
(Equiv. 0.313 in.)
Width (B)
3.571
mm
+ 0.000 / - 0.120
(Equiv. 0.141 in.)
Flange Diameter (DF)
9.119
mm
Flange Width (BF)
0.787
mm
Single Row Ball Bearings - 3.175x7.938x3.571 mm - Chrome Steel SAE 52100
Material: Chrome Steel SAE 52100    Precision Grade: P6    Closure Type: ZZ    Bearing Type: Radial Flanged   
Part Number: FR2-5A-ZZ-MC3-JP6 (PK-20)
Contact Us | Special Order Only - Please contact us if you need a large quantity
Single Row Ball Bearings - 3.175x7.938x3.571 mm Flanged - Chrome Steel SAE 52100 Bearing
ID (d)
3.175
mm
+ 0.000 / - 0.007
(Equiv. 0.125 in.)
O.D. (D)
7.938
mm
+ 0.000 / - 0.007
(Equiv. 0.313 in.)
Width (B)
3.571
mm
+ 0.000 / - 0.120
(Equiv. 0.141 in.)
Single Row Ball Bearings - 3.175x7.938x3.571 mm - Chrome Steel SAE 52100
Material: Chrome Steel SAE 52100    Flange Diameter (DF): 9.119 mm    Flange Width (BF): 0.787 mm    Precision Grade: P6    Closure Type: ZZ    Bearing Type: Radial Flanged   
Part Number: FR2-5A-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, Jan 10, 2029
Single Row Ball Bearings - 3.175x7.938x3.571 mm Flanged - Chrome Steel SAE 52100 Bearing
ID (d)
3.175
mm
O.D. (D)
7.938
mm
Width (B)
3.571
mm
Flange Diameter (DF)
9.119
mm
Flange Width (BF)
0.787
mm
Single Row Ball Bearings - 3.175x7.938x3.571 mm - Chrome Steel SAE 52100
Material: Chrome Steel SAE 52100    Precision Grade: Economy    Closure Type: ZZS    Bearing Type: Radial Flanged   
Deleted Item. Available while stocks last.
Part Number: FR2-5A-ZZS-ECO (PK-5)
53 units (265 pcs) Available Now | Item Discontinued - Up to 53 may be ordered online. No backorders. Please contact us if you need a larger quantity
Regular price $5.21 AUD
Regular price $15.89 AUD Sale price $5.21 AUD
Priced, Stocked and Sold Per 5 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

53 units (265 pcs) Available Now. These are priced to quit. Please contact us for a quote if you require more.
Single Row Ball Bearings - 3.175x7.938x3.571 mm Flanged - Chrome Steel SAE 52100 Bearing
ID (d)
3.175
mm
O.D. (D)
7.938
mm
Width (B)
3.571
mm
Single Row Ball Bearings - 3.175x7.938x3.571 mm - Chrome Steel SAE 52100
Material: Chrome Steel SAE 52100    Flange Diameter (DF): 9.119 mm    Flange Width (BF): 0.787 mm    Precision Grade: Economy    Closure Type: ZZS    Bearing Type: Radial Flanged   
Deleted Item. Available while stocks last.
Part Number: FR2-5A-ZZS-ECO (PK-5)
53 units (265 pcs) Available Now | Item Discontinued - Up to 53 may be ordered online. No backorders. Please contact us if you need a larger quantity
Regular price $5.21 AUD
Regular price $15.89 AUD Sale price $5.21 AUD
Priced, Stocked and Sold Per 5 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

53 units (265 pcs) Available Now. These are priced to quit. Please contact us for a quote if you require more.
Single Row Ball Bearings - 3.175x9.525x3.969 mm Flanged - Chrome Steel SAE 52100 Bearing
ID (d)
3.175
mm
+ 0.000 / - 0.0075
(Equiv. 0.125 in.)
O.D. (D)
9.525
mm
+ 0.000 / - 0.0075
(Equiv. 0.375 in.)
Width (B)
3.969
mm
+ 0.000 / - 0.125
(Equiv. 0.156 in.)
Flange Diameter (DF)
11.176
mm
Flange Width (BF)
0.762
mm
Single Row Ball Bearings - 3.175x9.525x3.969 mm - Chrome Steel SAE 52100
Material: Chrome Steel SAE 52100    Precision Grade: Abec 1    Closure Type: ZZ    Bearing Type: Radial Flanged   
Part Number: FR2-ZZ-MC3 (PK-50)
Out of Stock | Backorder Now | Backorder now for delivery around Thu, May 21, 2026
Regular price $352.77 AUD
Regular price $791.64 AUD Sale price $352.77 AUD
Priced, Stocked and Sold Per 50 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Single Row Ball Bearings - 3.175x9.525x3.969 mm Flanged - Chrome Steel SAE 52100 Bearing
ID (d)
3.175
mm
+ 0.000 / - 0.0075
(Equiv. 0.125 in.)
O.D. (D)
9.525
mm
+ 0.000 / - 0.0075
(Equiv. 0.375 in.)
Width (B)
3.969
mm
+ 0.000 / - 0.125
(Equiv. 0.156 in.)
Single Row Ball Bearings - 3.175x9.525x3.969 mm - Chrome Steel SAE 52100
Material: Chrome Steel SAE 52100    Flange Diameter (DF): 11.176 mm    Flange Width (BF): 0.762 mm    Precision Grade: Abec 1    Closure Type: ZZ    Bearing Type: Radial Flanged   
Part Number: FR2-ZZ-MC3 (PK-50)
Out of Stock | Backorder Now | Backorder now for delivery around Thu, May 21, 2026
Regular price $352.77 AUD
Regular price $791.64 AUD Sale price $352.77 AUD
Priced, Stocked and Sold Per 50 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Single Row Ball Bearings - 3.175x9.525x3.969 mm Flanged - Chrome Steel SAE 52100 Bearing
ID (d)
3.175
mm
+ 0.000 / - 0.007
(Equiv. 0.125 in.)
O.D. (D)
9.525
mm
+ 0.000 / - 0.007
(Equiv. 0.375 in.)
Width (B)
3.969
mm
+ 0.000 / - 0.120
(Equiv. 0.156 in.)
Flange Diameter (DF)
11.176
mm
Flange Width (BF)
0.762
mm
Single Row Ball Bearings - 3.175x9.525x3.969 mm - Chrome Steel SAE 52100
Material: Chrome Steel SAE 52100    Precision Grade: P6    Closure Type: ZZ    Bearing Type: Radial Flanged   
Part Number: FR2-ZZ-MC3-JP6 (PK-50)
Contact Us | Special Order Only - Please contact us if you need a large quantity
Single Row Ball Bearings - 3.175x9.525x3.969 mm Flanged - Chrome Steel SAE 52100 Bearing
ID (d)
3.175
mm
+ 0.000 / - 0.007
(Equiv. 0.125 in.)
O.D. (D)
9.525
mm
+ 0.000 / - 0.007
(Equiv. 0.375 in.)
Width (B)
3.969
mm
+ 0.000 / - 0.120
(Equiv. 0.156 in.)
Single Row Ball Bearings - 3.175x9.525x3.969 mm - Chrome Steel SAE 52100
Material: Chrome Steel SAE 52100    Flange Diameter (DF): 11.176 mm    Flange Width (BF): 0.762 mm    Precision Grade: P6    Closure Type: ZZ    Bearing Type: Radial Flanged   
Part Number: FR2-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, Jan 10, 2029
Single Row Ball Bearings - 3.969x7.938x3.175 mm Flanged - Chrome Steel SAE 52100 Bearing
ID (d)
3.969
mm
+ 0.000 / - 0.0075
(Equiv. 0.156 in.)
O.D. (D)
7.938
mm
+ 0.000 / - 0.0075
(Equiv. 0.313 in.)
Width (B)
3.175
mm
+ 0.000 / - 0.125
(Equiv. 0.125 in.)
Flange Diameter (DF)
9.119
mm
Flange Width (BF)
0.914
mm
Single Row Ball Bearings - 3.969x7.938x3.175 mm - Chrome Steel SAE 52100
Material: Chrome Steel SAE 52100    Precision Grade: Abec 1    Closure Type: ZZS    Bearing Type: Radial Flanged   
Part Number: FR155A-ZZS-MC3 (PK-20)
Contact Us | Special Order Only - Please contact us if you need a large quantity
Single Row Ball Bearings - 3.969x7.938x3.175 mm Flanged - Chrome Steel SAE 52100 Bearing
ID (d)
3.969
mm
+ 0.000 / - 0.0075
(Equiv. 0.156 in.)
O.D. (D)
7.938
mm
+ 0.000 / - 0.0075
(Equiv. 0.313 in.)
Width (B)
3.175
mm
+ 0.000 / - 0.125
(Equiv. 0.125 in.)
Single Row Ball Bearings - 3.969x7.938x3.175 mm - Chrome Steel SAE 52100
Material: Chrome Steel SAE 52100    Flange Diameter (DF): 9.119 mm    Flange Width (BF): 0.914 mm    Precision Grade: Abec 1    Closure Type: ZZS    Bearing Type: Radial Flanged   
Part Number: FR155A-ZZS-MC3 (PK-20)
Contact Us | Special Order Only - Please contact us if you need a large quantity | Backorder now for delivery around Wed, Jan 10, 2029
Single Row Ball Bearings - 3.969x7.938x3.175 mm Flanged - Chrome Steel SAE 52100 Bearing
ID (d)
3.969
mm
+ 0.000 / - 0.007
(Equiv. 0.156 in.)
O.D. (D)
7.938
mm
+ 0.000 / - 0.007
(Equiv. 0.313 in.)
Width (B)
3.175
mm
+ 0.000 / - 0.120
(Equiv. 0.125 in.)
Flange Diameter (DF)
9.119
mm
Flange Width (BF)
0.914
mm
Single Row Ball Bearings - 3.969x7.938x3.175 mm - Chrome Steel SAE 52100
Material: Chrome Steel SAE 52100    Precision Grade: P6    Closure Type: ZZS    Bearing Type: Radial Flanged   
Part Number: FR155A-ZZS-MC3-JP6 (PK-20)
Contact Us | Special Order Only - Please contact us if you need a large quantity
Single Row Ball Bearings - 3.969x7.938x3.175 mm Flanged - Chrome Steel SAE 52100 Bearing
ID (d)
3.969
mm
+ 0.000 / - 0.007
(Equiv. 0.156 in.)
O.D. (D)
7.938
mm
+ 0.000 / - 0.007
(Equiv. 0.313 in.)
Width (B)
3.175
mm
+ 0.000 / - 0.120
(Equiv. 0.125 in.)
Single Row Ball Bearings - 3.969x7.938x3.175 mm - Chrome Steel SAE 52100
Material: Chrome Steel SAE 52100    Flange Diameter (DF): 9.119 mm    Flange Width (BF): 0.914 mm    Precision Grade: P6    Closure Type: ZZS    Bearing Type: Radial Flanged   
Part Number: FR155A-ZZS-MC3-JP6 (PK-20)
Contact Us | Special Order Only - Please contact us if you need a large quantity | Backorder now for delivery around Wed, Jan 10, 2029
Single Row Ball Bearings - 4x7x2 mm Flanged - Chrome Steel SAE 52100 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.)
Flange Diameter (DF)
8.200
mm
Flange Width (BF)
0.600
mm
Single Row Ball Bearings - 4x7x2 mm - Chrome Steel SAE 52100
Material: Chrome Steel SAE 52100    Precision Grade: Abec 1    Closure Type: Open    Bearing Type: Radial Flanged   
Open flanged bearing with low-torque light oil lubricant
Part Number: FMR74-MC3-AF12 (PK-50)
Contact Us | Special Order Only - Please contact us if you need a large quantity
Single Row Ball Bearings - 4x7x2 mm Flanged - Chrome Steel SAE 52100 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 - Chrome Steel SAE 52100
Material: Chrome Steel SAE 52100    Flange Diameter (DF): 8.200 mm    Flange Width (BF): 0.600 mm    Precision Grade: Abec 1    Closure Type: Open    Bearing Type: Radial Flanged   
Open flanged bearing with low-torque light oil lubricant
Part Number: FMR74-MC3-AF12 (PK-50)
Contact Us | Special Order Only - Please contact us if you need a large quantity | Backorder now for delivery around Wed, Jan 10, 2029
Single Row Ball Bearings - 4x7x2.5 mm Flanged - Chrome Steel SAE 52100 Bearing
ID (d)
4.000
mm
O.D. (D)
7.000
mm
Width (B)
2.500
mm
Flange Diameter (DF)
8.200
mm
Flange Width (BF)
0.600
mm
Single Row Ball Bearings - 4x7x2.5 mm - Chrome Steel SAE 52100
Material: Chrome Steel SAE 52100    Precision Grade: Economy    Closure Type: ZZ    Bearing Type: Radial Flanged   
Part Number: FMR74A-ZZ-ECO (Each)
Out of Stock | Backorder Now | Backorder now for delivery around Sun, May 24, 2026
Regular price $4.14 AUD
Regular price $7.86 AUD Sale price $4.14 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Single Row Ball Bearings - 4x7x2.5 mm Flanged - Chrome Steel SAE 52100 Bearing
ID (d)
4.000
mm
O.D. (D)
7.000
mm
Width (B)
2.500
mm
Single Row Ball Bearings - 4x7x2.5 mm - Chrome Steel SAE 52100
Material: Chrome Steel SAE 52100    Flange Diameter (DF): 8.200 mm    Flange Width (BF): 0.600 mm    Precision Grade: Economy    Closure Type: ZZ    Bearing Type: Radial Flanged   
Part Number: FMR74A-ZZ-ECO (Each)
Out of Stock | Backorder Now | Backorder now for delivery around Sun, May 24, 2026
Regular price $4.14 AUD
Regular price $7.86 AUD Sale price $4.14 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Single Row Ball Bearings - 4x7x2.5 mm Flanged - Chrome Steel SAE 52100 Bearing
ID (d)
4.000
mm
O.D. (D)
7.000
mm
Width (B)
2.500
mm
Flange Diameter (DF)
8.200
mm
Flange Width (BF)
0.600
mm
Single Row Ball Bearings - 4x7x2.5 mm - Chrome Steel SAE 52100
Material: Chrome Steel SAE 52100    Precision Grade: Economy    Closure Type: 2RS    Bearing Type: Radial Flanged   
Double black rubber sealed economy flanged bearing
Part Number: FMR74A-2RS-ECO (PK-2)
170 units (340 pcs) Available Now | Further orders can be expected around Fri, May 15, 2026
Regular price $4.41 AUD
Regular price Sale price $4.41 AUD
Priced, Stocked and Sold Per 2 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Larger quantities than the 170 available can be backordered.
Single Row Ball Bearings - 4x7x2.5 mm Flanged - Chrome Steel SAE 52100 Bearing
ID (d)
4.000
mm
O.D. (D)
7.000
mm
Width (B)
2.500
mm
Single Row Ball Bearings - 4x7x2.5 mm - Chrome Steel SAE 52100
Material: Chrome Steel SAE 52100    Flange Diameter (DF): 8.200 mm    Flange Width (BF): 0.600 mm    Precision Grade: Economy    Closure Type: 2RS    Bearing Type: Radial Flanged   
Double black rubber sealed economy flanged bearing
Part Number: FMR74A-2RS-ECO (PK-2)
170 units (340 pcs) Available Now | Further orders can be expected around Fri, May 15, 2026
Regular price $4.41 AUD
Regular price Sale price $4.41 AUD
Priced, Stocked and Sold Per 2 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

170 units (340 pcs) Available Now. Backorder if more than 170.
Single Row Ball Bearings - 4x7x2.5 mm Flanged - Chrome Steel SAE 52100 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)
2.500
mm
+ 0.000 / - 0.125
(Equiv. 0.098 in.)
Flange Diameter (DF)
8.200
mm
Flange Width (BF)
0.600
mm
Single Row Ball Bearings - 4x7x2.5 mm - Chrome Steel SAE 52100
Material: Chrome Steel SAE 52100    Precision Grade: Abec 1    Closure Type: ZZS    Bearing Type: Radial Flanged   
Double shielded flanged bearing
Part Number: FMR74A-ZZS-MC3 (PK-50)
Out of Stock | Backorder Now | Backorder now for delivery around Thu, May 21, 2026
Regular price $292.95 AUD
Regular price $657.54 AUD Sale price $292.95 AUD
Priced, Stocked and Sold Per 50 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Single Row Ball Bearings - 4x7x2.5 mm Flanged - Chrome Steel SAE 52100 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)
2.500
mm
+ 0.000 / - 0.125
(Equiv. 0.098 in.)
Single Row Ball Bearings - 4x7x2.5 mm - Chrome Steel SAE 52100
Material: Chrome Steel SAE 52100    Flange Diameter (DF): 8.200 mm    Flange Width (BF): 0.600 mm    Precision Grade: Abec 1    Closure Type: ZZS    Bearing Type: Radial Flanged   
Double shielded flanged bearing
Part Number: FMR74A-ZZS-MC3 (PK-50)
Out of Stock | Backorder Now | Backorder now for delivery around Thu, May 21, 2026
Regular price $292.95 AUD
Regular price $657.54 AUD Sale price $292.95 AUD
Priced, Stocked and Sold Per 50 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Single Row Ball Bearings - 4x7x2.5 mm Flanged - 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.)
Flange Diameter (DF)
8.200
mm
Flange Width (BF)
0.600
mm
Single Row Ball Bearings - 4x7x2.5 mm - Chrome Steel SAE 52100
Material: Chrome Steel SAE 52100    Precision Grade: P6    Closure Type: ZZS    Bearing Type: Radial Flanged   
Part Number: FMR74A-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 Flanged - 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    Flange Diameter (DF): 8.200 mm    Flange Width (BF): 0.600 mm    Precision Grade: P6    Closure Type: ZZS    Bearing Type: Radial Flanged   
Part Number: FMR74A-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, Jan 10, 2029
Single Row Ball Bearings - 4x8x2 mm Flanged - Chrome Steel SAE 52100 Bearing
ID (d)
4.000
mm
+ 0.000 / - 0.0075
(Equiv. 0.157 in.)
O.D. (D)
8.000
mm
+ 0.000 / - 0.0075
(Equiv. 0.315 in.)
Width (B)
2.000
mm
+ 0.000 / - 0.125
(Equiv. 0.079 in.)
Flange Diameter (DF)
9.200
mm
Flange Width (BF)
0.600
mm
Single Row Ball Bearings - 4x8x2 mm - Chrome Steel SAE 52100
Material: Chrome Steel SAE 52100    Precision Grade: Abec 1    Closure Type: Open    Bearing Type: Radial Flanged   
Part Number: FMR84-MC3-AF12 (Each)
Out of Stock | Backorder Now | Backorder now for delivery around Tue, May 26, 2026
Regular price $39.05 AUD
Regular price $80.58 AUD Sale price $39.05 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Single Row Ball Bearings - 4x8x2 mm Flanged - Chrome Steel SAE 52100 Bearing
ID (d)
4.000
mm
+ 0.000 / - 0.0075
(Equiv. 0.157 in.)
O.D. (D)
8.000
mm
+ 0.000 / - 0.0075
(Equiv. 0.315 in.)
Width (B)
2.000
mm
+ 0.000 / - 0.125
(Equiv. 0.079 in.)
Single Row Ball Bearings - 4x8x2 mm - Chrome Steel SAE 52100
Material: Chrome Steel SAE 52100    Flange Diameter (DF): 9.200 mm    Flange Width (BF): 0.600 mm    Precision Grade: Abec 1    Closure Type: Open    Bearing Type: Radial Flanged   
Part Number: FMR84-MC3-AF12 (Each)
Out of Stock | Backorder Now | Backorder now for delivery around Tue, May 26, 2026
Regular price $39.05 AUD
Regular price $80.58 AUD Sale price $39.05 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Single Row Ball Bearings - 4x8x3 mm Flanged - Chrome Steel SAE 52100 Bearing
ID (d)
4.000
mm
+ 0.000 / - 0.0075
(Equiv. 0.157 in.)
O.D. (D)
8.000
mm
+ 0.000 / - 0.0075
(Equiv. 0.315 in.)
Width (B)
3.000
mm
+ 0.000 / - 0.125
(Equiv. 0.118 in.)
Flange Diameter (DF)
9.200
mm
Flange Width (BF)
0.600
mm
Single Row Ball Bearings - 4x8x3 mm - Chrome Steel SAE 52100
Material: Chrome Steel SAE 52100    Precision Grade: Abec 1    Closure Type: ZZ    Bearing Type: Radial Flanged   
Double shielded flanged bearing
Part Number: FMR84A-ZZ-MC3 (PK-50)
Out of Stock | Backorder Now | Backorder now for delivery around Thu, May 21, 2026
Regular price $253.23 AUD
Regular price $568.26 AUD Sale price $253.23 AUD
Priced, Stocked and Sold Per 50 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Single Row Ball Bearings - 4x8x3 mm Flanged - Chrome Steel SAE 52100 Bearing
ID (d)
4.000
mm
+ 0.000 / - 0.0075
(Equiv. 0.157 in.)
O.D. (D)
8.000
mm
+ 0.000 / - 0.0075
(Equiv. 0.315 in.)
Width (B)
3.000
mm
+ 0.000 / - 0.125
(Equiv. 0.118 in.)
Single Row Ball Bearings - 4x8x3 mm - Chrome Steel SAE 52100
Material: Chrome Steel SAE 52100    Flange Diameter (DF): 9.200 mm    Flange Width (BF): 0.600 mm    Precision Grade: Abec 1    Closure Type: ZZ    Bearing Type: Radial Flanged   
Double shielded flanged bearing
Part Number: FMR84A-ZZ-MC3 (PK-50)
Out of Stock | Backorder Now | Backorder now for delivery around Thu, May 21, 2026
Regular price $253.23 AUD
Regular price $568.26 AUD Sale price $253.23 AUD
Priced, Stocked and Sold Per 50 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Single Row Ball Bearings - 4x8x3 mm Flanged - Chrome Steel SAE 52100 Bearing
ID (d)
4.000
mm
+ 0.000 / - 0.007
(Equiv. 0.157 in.)
O.D. (D)
8.000
mm
+ 0.000 / - 0.007
(Equiv. 0.315 in.)
Width (B)
3.000
mm
+ 0.000 / - 0.120
(Equiv. 0.118 in.)
Flange Diameter (DF)
9.200
mm
Flange Width (BF)
0.600
mm
Single Row Ball Bearings - 4x8x3 mm - Chrome Steel SAE 52100
Material: Chrome Steel SAE 52100    Precision Grade: P6    Closure Type: ZZ    Bearing Type: Radial Flanged   
Part Number: FMR84A-ZZ-MC3-JP6 (PK-50)
Contact Us | Special Order Only - Please contact us if you need a large quantity
Single Row Ball Bearings - 4x8x3 mm Flanged - Chrome Steel SAE 52100 Bearing
ID (d)
4.000
mm
+ 0.000 / - 0.007
(Equiv. 0.157 in.)
O.D. (D)
8.000
mm
+ 0.000 / - 0.007
(Equiv. 0.315 in.)
Width (B)
3.000
mm
+ 0.000 / - 0.120
(Equiv. 0.118 in.)
Single Row Ball Bearings - 4x8x3 mm - Chrome Steel SAE 52100
Material: Chrome Steel SAE 52100    Flange Diameter (DF): 9.200 mm    Flange Width (BF): 0.600 mm    Precision Grade: P6    Closure Type: ZZ    Bearing Type: Radial Flanged   
Part Number: FMR84A-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, Jan 10, 2029
Single Row Ball Bearings - 4x9x2.5 mm Flanged - Chrome Steel SAE 52100 Bearing
ID (d)
4.000
mm
+ 0.000 / - 0.0075
(Equiv. 0.157 in.)
O.D. (D)
9.000
mm
+ 0.000 / - 0.0075
(Equiv. 0.354 in.)
Width (B)
2.500
mm
+ 0.000 / - 0.125
(Equiv. 0.098 in.)
Flange Diameter (DF)
10.300
mm
Flange Width (BF)
0.600
mm
Single Row Ball Bearings - 4x9x2.5 mm - Chrome Steel SAE 52100
Material: Chrome Steel SAE 52100    Precision Grade: Abec 1    Closure Type: Open    Bearing Type: Radial Flanged   
Open standard bearing
Part Number: F684-MC3 (PK-100)
Contact Us | Special Order Only - Please contact us if you need a large quantity
Single Row Ball Bearings - 4x9x2.5 mm Flanged - Chrome Steel SAE 52100 Bearing
ID (d)
4.000
mm
+ 0.000 / - 0.0075
(Equiv. 0.157 in.)
O.D. (D)
9.000
mm
+ 0.000 / - 0.0075
(Equiv. 0.354 in.)
Width (B)
2.500
mm
+ 0.000 / - 0.125
(Equiv. 0.098 in.)
Single Row Ball Bearings - 4x9x2.5 mm - Chrome Steel SAE 52100
Material: Chrome Steel SAE 52100    Flange Diameter (DF): 10.300 mm    Flange Width (BF): 0.600 mm    Precision Grade: Abec 1    Closure Type: Open    Bearing Type: Radial Flanged   
Open standard bearing
Part Number: F684-MC3 (PK-100)
Contact Us | Special Order Only - Please contact us if you need a large quantity | Backorder now for delivery around Wed, Jan 10, 2029
Single Row Ball Bearings - 4x9x4 mm Flanged - Chrome Steel SAE 52100 Bearing
ID (d)
4.000
mm
O.D. (D)
9.000
mm
Width (B)
4.000
mm
Flange Diameter (DF)
10.300
mm
Flange Width (BF)
1.000
mm
Single Row Ball Bearings - 4x9x4 mm - Chrome Steel SAE 52100
Material: Chrome Steel SAE 52100    Precision Grade: Economy    Closure Type: ZZ    Bearing Type: Radial Flanged   
Part Number: F684A-ZZ-ECO (Each)
Out of Stock | Backorder Now | Backorder now for delivery around Sun, May 24, 2026
Regular price $3.50 AUD
Regular price $6.59 AUD Sale price $3.50 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Single Row Ball Bearings - 4x9x4 mm Flanged - Chrome Steel SAE 52100 Bearing
ID (d)
4.000
mm
O.D. (D)
9.000
mm
Width (B)
4.000
mm
Single Row Ball Bearings - 4x9x4 mm - Chrome Steel SAE 52100
Material: Chrome Steel SAE 52100    Flange Diameter (DF): 10.300 mm    Flange Width (BF): 1.000 mm    Precision Grade: Economy    Closure Type: ZZ    Bearing Type: Radial Flanged   
Part Number: F684A-ZZ-ECO (Each)
Out of Stock | Backorder Now | Backorder now for delivery around Sun, May 24, 2026
Regular price $3.50 AUD
Regular price $6.59 AUD Sale price $3.50 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Single Row Ball Bearings - 4x9x4 mm Flanged - Chrome Steel SAE 52100 Bearing
ID (d)
4.000
mm
+ 0.000 / - 0.007
(Equiv. 0.157 in.)
O.D. (D)
9.000
mm
+ 0.000 / - 0.007
(Equiv. 0.354 in.)
Width (B)
4.000
mm
+ 0.000 / - 0.120
(Equiv. 0.157 in.)
Flange Diameter (DF)
10.300
mm
Flange Width (BF)
1.000
mm
Single Row Ball Bearings - 4x9x4 mm - Chrome Steel SAE 52100
Material: Chrome Steel SAE 52100    Precision Grade: P6    Closure Type: ZZ    Bearing Type: Radial Flanged   
Part Number: F684A-ZZ-MC3-JP6 (PK-100)
Contact Us | Special Order Only - Please contact us if you need a large quantity
Single Row Ball Bearings - 4x9x4 mm Flanged - Chrome Steel SAE 52100 Bearing
ID (d)
4.000
mm
+ 0.000 / - 0.007
(Equiv. 0.157 in.)
O.D. (D)
9.000
mm
+ 0.000 / - 0.007
(Equiv. 0.354 in.)
Width (B)
4.000
mm
+ 0.000 / - 0.120
(Equiv. 0.157 in.)
Single Row Ball Bearings - 4x9x4 mm - Chrome Steel SAE 52100
Material: Chrome Steel SAE 52100    Flange Diameter (DF): 10.300 mm    Flange Width (BF): 1.000 mm    Precision Grade: P6    Closure Type: ZZ    Bearing Type: Radial Flanged   
Part Number: F684A-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, Jan 10, 2029