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Imperial Ball Bearings
Bearings Ball Bearings
View our range of imperial ball bearings.. At Bearingboys, we have imperial sealed bearings, KLNJ bearings, LJ imperial bearings and MJ ball bearings. As imperial ball bearings are made in inches, it is useful to match previous British machines and present American ones with the right bearings. If you cannot find what you need please contact us and we will do our best to locate what you want.
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Metric Oil Seals
Imperial Oil Seals
Dunlop & Budget Ball Bearings
SKF Ball Bearings
Brand
Budget
Budget
Dynamic Load
3460N
3460N
Inside Dia
9.525mm = 3/8inch
9.525mm = 3/8inch
Outside Dia
22.225mm = 7/8inch
22.225mm = 7/8inch
RPM Grease
29000
29000
RPM Oil
36000
36000
Sealing
Shielded
Shielded
Static Load
1410N
1410N
Width
7.14375mm = 9/32inch
7.14375mm = 9/32inch
Brand
Budget
Budget
Inside Dia
9.525mm = 3/8inch
9.525mm = 3/8inch
Outside Dia
22.225mm = 7/8inch
22.225mm = 7/8inch
Sealing
Shielded
Shielded
Width
7.14375mm = 9/32inch
7.14375mm = 9/32inch
Brand
Budget
Budget
Dynamic Load
14400N
14400N
Inside Dia
22.225mm = 7/8inch
22.225mm = 7/8inch
Outside Dia
50.8mm = 2inch
50.8mm = 2inch
RPM Grease
14300
14300
RPM Oil
19500
19500
Sealing
Shielded
Shielded
Static Load
7000N
7000N
Width
14.2875mm = 9/16inch
14.2875mm = 9/16inch
Brand
Budget
Budget
Dynamic Load
558N
558N
Inside Dia
3.175mm = 1/8inch
3.175mm = 1/8inch
Material
Stainless Steel
Stainless Steel
Outside Dia
7.9375mm = 5/16inch
7.9375mm = 5/16inch
Sealing
Open
Open
Static Load
180N
180N
Width
2.779mm = 7/64inch
2.779mm = 7/64inch
Brand
Budget
Budget
Dynamic Load
284N
284N
Equivalent to
SR144-2Z
SR144-2Z
Inside Dia
3.175mm = 1/8inch
3.175mm = 1/8inch
Material
Stainless Steel
Stainless Steel
Open, Shielded or Sealed
Shielded
Shielded
Outside Dia
6.35mm = 1/4inch
6.35mm = 1/4inch
Sealing
Shielded
Shielded
Static Load
96N
96N
Width
2.779mm = 7/64inch
2.779mm = 7/64inch
Brand
Budget
Budget
Inside Dia
15.875mm = 5/8inch
15.875mm = 5/8inch
Outside Dia
34.925mm = 1.3/8inch
34.925mm = 1.3/8inch
Sealing
Sealed
Sealed
Width
11.11mm = 7/16inch
11.11mm = 7/16inch
Brand
Budget
Budget
Inside Dia
15.875mm = 5/8inch
15.875mm = 5/8inch
Outside Dia
34.925mm = 1.3/8inch
34.925mm = 1.3/8inch
Sealing
Shielded
Shielded
Width
11.11mm = 7/16inch
11.11mm = 7/16inch
Ball rows
Single row bearing
Single row bearing
Bore
Cylindrical bore
Cylindrical bore
Brand
ZEN
ZEN
Cage
Sheet steel cage
Sheet steel cage
Clearance
Normal radial clearance
Normal radial clearance
Current insulation
No current insulation
No current insulation
Inside Dia
19.05mm = 3/4inch
19.05mm = 3/4inch
Material
Standard bearing steel
Standard bearing steel
Material of rolling elements
Standard bearing steel
Standard bearing steel
Outer ring
Without flange/groove
Without flange/groove
Outside Dia
44.45mm = 1.3/4inch
44.45mm = 1.3/4inch
Sealing
Sealed
Sealed
Temperature range
-30 to +120 °C
-30 to +120 °C
Tolerance class
Tolerance class P0/PN2 / ABEC 1
Tolerance class P0/PN2 / ABEC 1
Width
12.7mm = 1/2inch
12.7mm = 1/2inch
Brand
Budget
Budget
Dynamic Load
4180N
4180N
Inside Dia
12.7mm = 1/2inch
12.7mm = 1/2inch
Outside Dia
28.575mm = 1.1/8inch
28.575mm = 1.1/8inch
RPM Grease
26000
26000
RPM Oil
32000
32000
Sealing
Open
Open
Static Load
2010N
2010N
Width
6.35mm = 1/4inch
6.35mm = 1/4inch
Brand
Budget
Budget
Inside Dia
7.9375mm = 5/16inch
7.9375mm = 5/16inch
Outside Dia
23.018mm = 29/32inch
23.018mm = 29/32inch
Sealing
Shielded
Shielded
Width
7.9375mm = 5/16inch
7.9375mm = 5/16inch
Brand
Budget
Budget
Inside Dia
7.9375mm = 5/16inch
7.9375mm = 5/16inch
Outside Dia
23.018mm = 29/32inch
23.018mm = 29/32inch
Sealing
Sealed
Sealed
Width
7.9375mm = 5/16inch
7.9375mm = 5/16inch
Brand
Budget
Budget
Inside Dia
9.525mm = 3/8inch
9.525mm = 3/8inch
Outside Dia
23.018mm = 29/32inch
23.018mm = 29/32inch
Sealing
Shielded
Shielded
Width
7.9375mm = 5/16inch
7.9375mm = 5/16inch
Brand
Budget
Budget
Inside Dia
9.525mm = 3/8inch
9.525mm = 3/8inch
Outside Dia
23.018mm = 29/32inch
23.018mm = 29/32inch
Sealing
Sealed
Sealed
Width
7.9375mm = 5/16inch
7.9375mm = 5/16inch
Brand
Budget
Budget
Inside Dia
11.112mm = 7/16inch
11.112mm = 7/16inch
Outside Dia
23.018mm = 29/32inch
23.018mm = 29/32inch
Sealing
Sealed
Sealed
Width
7.9375mm = 5/16inch
7.9375mm = 5/16inch
Brand
Budget
Budget
Inside Dia
14.2875mm = 9/16inch
14.2875mm = 9/16inch
Outside Dia
34.925mm = 1.3/8inch
34.925mm = 1.3/8inch
Sealing
Sealed
Sealed
Width
11.11mm = 7/16inch
11.11mm = 7/16inch
Brand
Budget
Budget
Inside Dia
14.2875mm = 9/16inch
14.2875mm = 9/16inch
Outside Dia
34.925mm = 1.3/8inch
34.925mm = 1.3/8inch
Sealing
Shielded
Shielded
Width
11.11mm = 7/16inch
11.11mm = 7/16inch
Brand
Budget
Budget
Dynamic Load
4180N
4180N
Inside Dia
12.7mm = 1/2inch
12.7mm = 1/2inch
Outside Dia
28.575mm = 1.1/8inch
28.575mm = 1.1/8inch
RPM Grease
26000
26000
RPM Oil
32000
32000
Sealing
Shielded
Shielded
Static Load
2010N
2010N
Width
7.9375mm = 5/16inch
7.9375mm = 5/16inch
Brand
Budget
Budget
Inside Dia
12.7mm = 1/2inch
12.7mm = 1/2inch
Outside Dia
34.925mm = 1.3/8inch
34.925mm = 1.3/8inch
Sealing
Sealed
Sealed
Width
11.11mm = 7/16inch
11.11mm = 7/16inch
Brand
Budget
Budget
Inside Dia
12.7mm = 1/2inch
12.7mm = 1/2inch
Outside Dia
34.925mm = 1.3/8inch
34.925mm = 1.3/8inch
Sealing
Shielded
Shielded
Width
11.11mm = 7/16inch
11.11mm = 7/16inch
Brand
Budget
Budget
Inside Dia
6.35mm = 1/4inch
6.35mm = 1/4inch
Outside Dia
17.4625mm = 11/16inch
17.4625mm = 11/16inch
Sealing
Shielded
Shielded
Width
6.35mm = 1/4inch
6.35mm = 1/4inch
Brand
Budget
Budget
Dynamic Load
4180N
4180N
Inside Dia
12.7mm = 1/2inch
12.7mm = 1/2inch
Outside Dia
28.575mm = 1.1/8inch
28.575mm = 1.1/8inch
RPM Grease
26000
26000
RPM Oil
32000
32000
Sealing
Shielded
Shielded
Static Load
2010N
2010N
Width
7.9375mm = 5/16inch
7.9375mm = 5/16inch
Brand
Budget
Budget
Dynamic Load
16500N
16500N
Inside Dia
19.05mm = 3/4inch
19.05mm = 3/4inch
Outside Dia
50.8mm = 2inch
50.8mm = 2inch
RPM Grease
14700
14700
RPM Oil
20000
20000
Sealing
Open
Open
Static Load
7850N
7850N
Width
17.4625mm = 11/16inch
17.4625mm = 11/16inch
Brand
Budget
Budget
Inside Dia
11.112mm = 7/16inch
11.112mm = 7/16inch
Outside Dia
34.925mm = 1.3/8inch
34.925mm = 1.3/8inch
Sealing
Sealed
Sealed
Width
11.11mm = 7/16inch
11.11mm = 7/16inch
Brand
Budget
Budget
Inside Dia
11.112mm = 7/16inch
11.112mm = 7/16inch
Outside Dia
34.925mm = 1.3/8inch
34.925mm = 1.3/8inch
Sealing
Shielded
Shielded
Width
11.11mm = 7/16inch
11.11mm = 7/16inch
SFR144 Budget Imperial Open Flanged Stainless Steel Miniature Ball Bearing 3.175mm x 6.35mm x 2.38mm
Brand
Budget
Budget
Dynamic Load
284N
284N
Inside Dia
3.175mm = 1/8inch
3.175mm = 1/8inch
Material
Stainless Steel
Stainless Steel
Open, Shielded or Sealed
Open
Open
Outside Dia
6.35mm = 1/4inch
6.35mm = 1/4inch
Sealing
Open
Open
Static Load
96N
96N
Width
2.38mm = 3/32inch
2.38mm = 3/32inch
Brand
Budget
Budget
Inside Dia
9.525mm = 3/8inch
9.525mm = 3/8inch
Outside Dia
22.225mm = 7/8inch
22.225mm = 7/8inch
Sealing
Sealed
Sealed
Width
8.73125mm = 11/32inch
8.73125mm = 11/32inch
Brand
Budget
Budget
Inside Dia
12.7mm = 1/2inch
12.7mm = 1/2inch
Outside Dia
28.575mm = 1.1/8inch
28.575mm = 1.1/8inch
Sealing
Shielded
Shielded
Width
9.525mm = 3/8inch
9.525mm = 3/8inch
Brand
Budget
Budget
Dynamic Load
4180N
4180N
Inside Dia
12.7mm = 1/2inch
12.7mm = 1/2inch
Outside Dia
28.575mm = 1.1/8inch
28.575mm = 1.1/8inch
RPM Grease
26000
26000
RPM Oil
32000
32000
Sealing
Sealed
Sealed
Static Load
2010N
2010N
Width
7.9375mm = 5/16inch
7.9375mm = 5/16inch
Brand
Budget
Budget
Dynamic Load
18600N
18600N
Inside Dia
25.4mm = 1inch
25.4mm = 1inch
Outside Dia
57.15mm = 2.1/4inch
57.15mm = 2.1/4inch
RPM Grease
12700
12700
RPM Oil
17000
17000
Sealing
Open
Open
Static Load
9700N
9700N
Width
15.875mm = 5/8inch
15.875mm = 5/8inch
Brand
Budget
Budget
Dynamic Load
14200N
14200N
Inside Dia
19.05mm = 3/4inch
19.05mm = 3/4inch
Outside Dia
47.63mm = 1.7/8inch
47.63mm = 1.7/8inch
RPM Grease
15500
15500
RPM Oil
21000
21000
Sealing
Shielded
Shielded
Static Load
6700N
6700N
Width
14.2875mm = 9/16inch
14.2875mm = 9/16inch
Brand
Budget
Budget
Inside Dia
12.7mm = 1/2inch
12.7mm = 1/2inch
Outside Dia
28.575mm = 1.1/8inch
28.575mm = 1.1/8inch
Sealing
Sealed
Sealed
Width
9.525mm = 3/8inch
9.525mm = 3/8inch
Brand
Dunlop
Dunlop
Inside Dia
12.7mm = 1/2inch
12.7mm = 1/2inch
Outside Dia
40mm
40mm
RPM Grease
18000
18000
RPM Oil
22000
22000
Sealing
Sealed
Sealed
Width
12mm
12mm
Brand
Budget
Budget
Dynamic Load
144N
144N
Equivalent to
SFR133-2Z
SFR133-2Z
Inside Dia
2.38125mm = 3/32inch
2.38125mm = 3/32inch
Open, Shielded or Sealed
Shielded
Shielded
Outside Dia
4.763mm = 3/16inch
4.763mm = 3/16inch
Sealing
Shielded
Shielded
Static Load
53N
53N
Width
2.38mm = 3/32inch
2.38mm = 3/32inch
Brand
Budget
Budget
Inside Dia
9.525mm = 3/8inch
9.525mm = 3/8inch
Outside Dia
22.225mm = 7/8inch
22.225mm = 7/8inch
Sealing
Shielded
Shielded
Width
7.112mm = 0.28inch
7.112mm = 0.28inch
Brand
Budget
Budget
Dynamic Load
558N
558N
Equivalent to
SFR2-5-2Z
SFR2-5-2Z
Inside Dia
3.175mm = 1/8inch
3.175mm = 1/8inch
Material
Stainless Steel
Stainless Steel
Outside Dia
7.9375mm = 5/16inch
7.9375mm = 5/16inch
Sealing
Shielded
Shielded
Static Load
180N
180N
Width
3.571mm = 9/64inch
3.571mm = 9/64inch
Brand
Budget
Budget
Dynamic Load
284N
284N
Inside Dia
3.175mm = 1/8inch
3.175mm = 1/8inch
Outside Dia
6.35mm = 1/4inch
6.35mm = 1/4inch
Sealing
Open
Open
Static Load
96N
96N
Width
2.38mm = 3/32inch
2.38mm = 3/32inch
Brand
Budget
Budget
Dynamic Load
284N
284N
Equivalent to
SFR144-2Z
SFR144-2Z
Inside Dia
3.175mm = 1/8inch
3.175mm = 1/8inch
Open, Shielded or Sealed
Shielded
Shielded
Outside Dia
6.35mm = 1/4inch
6.35mm = 1/4inch
Sealing
Shielded
Shielded
Static Load
96N
96N
Width
2.779mm = 7/64inch
2.779mm = 7/64inch
Brand
Budget
Budget
Dynamic Load
631N
631N
Inside Dia
3.175mm = 1/8inch
3.175mm = 1/8inch
Open, Shielded or Sealed
Shielded
Shielded
Outside Dia
9.525mm = 3/8inch
9.525mm = 3/8inch
RPM Grease
40000
40000
RPM Oil
48000
48000
Sealing
Shielded
Shielded
Static Load
219N
219N
Width
3.97mm = 5/32inch
3.97mm = 5/32inch
Brand
Budget
Budget
Inside Dia
6.35mm = 1/4inch
6.35mm = 1/4inch
Outside Dia
17.4625mm = 11/16inch
17.4625mm = 11/16inch
Sealing
Sealed
Sealed
Width
7.9375mm = 5/16inch
7.9375mm = 5/16inch
Brand
Budget
Budget
Inside Dia
7.9375mm = 5/16inch
7.9375mm = 5/16inch
Outside Dia
22.225mm = 7/8inch
22.225mm = 7/8inch
Sealing
Sealed
Sealed
Width
8.73125mm = 11/32inch
8.73125mm = 11/32inch
Brand
Budget
Budget
Dynamic Load
10900N
10900N
Inside Dia
15.875mm = 5/8inch
15.875mm = 5/8inch
Outside Dia
39.69mm = 1.9/16inch
39.69mm = 1.9/16inch
RPM Grease
18000
18000
RPM Oil
24000
24000
Sealing
Shielded
Shielded
Static Load
5000N
5000N
Width
11.11mm = 7/16inch
11.11mm = 7/16inch
Brand
Budget
Budget
Dynamic Load
10900N
10900N
Inside Dia
15.875mm = 5/8inch
15.875mm = 5/8inch
Outside Dia
39.69mm = 1.9/16inch
39.69mm = 1.9/16inch
RPM Grease
18000
18000
RPM Oil
24000
24000
Sealing
Open
Open
Static Load
5000N
5000N
Width
11.11mm = 7/16inch
11.11mm = 7/16inch
Brand
Budget
Budget
Dynamic Load
6950N
6950N
Inside Dia
12.7mm = 1/2inch
12.7mm = 1/2inch
Outside Dia
33.337mm = 1.5/16inch
33.337mm = 1.5/16inch
RPM Grease
21000
21000
RPM Oil
28500
28500
Sealing
Sealed
Sealed
Static Load
3220N
3220N
Width
9.525mm = 3/8inch
9.525mm = 3/8inch
Brand
Budget
Budget
Inside Dia
9.525mm = 3/8inch
9.525mm = 3/8inch
Outside Dia
22.225mm = 7/8inch
22.225mm = 7/8inch
Sealing
Sealed
Sealed
Width
7.14375mm = 9/32inch
7.14375mm = 9/32inch
Brand
Budget
Budget
Inside Dia
9.525mm = 3/8inch
9.525mm = 3/8inch
Outside Dia
22.225mm = 7/8inch
22.225mm = 7/8inch
Sealing
Shielded
Shielded
Width
7.14375mm = 9/32inch
7.14375mm = 9/32inch
Brand
Budget
Budget
Inside Dia
4.7625mm = 3/16inch
4.7625mm = 3/16inch
Outside Dia
17.4625mm = 11/16inch
17.4625mm = 11/16inch
Sealing
Sealed
Sealed
Width
7.9375mm = 5/16inch
7.9375mm = 5/16inch
Brand
Budget
Budget
Inside Dia
4.7625mm = 3/16inch
4.7625mm = 3/16inch
Outside Dia
17.4625mm = 11/16inch
17.4625mm = 11/16inch
Sealing
Shielded
Shielded
Width
6.35mm = 1/4inch
6.35mm = 1/4inch
Ball rows
Single row bearing
Single row bearing
Bore
Cylindrical bore
Cylindrical bore
Brand
ZEN
ZEN
Cage
Sheet steel cage
Sheet steel cage
Clearance
Normal radial clearance
Normal radial clearance
Current insulation
No current insulation
No current insulation
Inside Dia
19.05mm = 3/4inch
19.05mm = 3/4inch
Material
Standard bearing steel
Standard bearing steel
Material of rolling elements
Standard bearing steel
Standard bearing steel
Outer ring
Without flange/groove
Without flange/groove
Outside Dia
41.28mm = 1.5/8inch
41.28mm = 1.5/8inch
Sealing
Open
Open
Temperature range
-30 to +150 °C
-30 to +150 °C
Tolerance class
Tolerance class P0/PN2 / ABEC 1
Tolerance class P0/PN2 / ABEC 1
Width
7.9375mm = 5/16inch
7.9375mm = 5/16inch
Brand
Budget
Budget
Dynamic Load
12600N
12600N
Inside Dia
15.875mm = 5/8inch
15.875mm = 5/8inch
Outside Dia
46.04mm = 1.13/16inch
46.04mm = 1.13/16inch
RPM Grease
16500
16500
RPM Oil
22000
22000
Sealing
Open
Open
Static Load
5600N
5600N
Width
15.875mm = 5/8inch
15.875mm = 5/8inch
Brand
Budget
Budget
Inside Dia
6.35mm = 1/4inch
6.35mm = 1/4inch
Outside Dia
17.4625mm = 11/16inch
17.4625mm = 11/16inch
Sealing
Shielded
Shielded
Width
6.35mm = 1/4inch
6.35mm = 1/4inch