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Imperial Oil Seals
Bearings Oil Seals & O-rings Oil Seals
We offer a comprehensive range of imperial nitrile covered rotary shaft oil seals suitable for a variety of industrial applications. With single lip seals available in R21 and R23 types, and sizes from 1/4" up to 8 1/4" inside diameter, we have the oil seals you need for bearing and shaft protection. All seals feature nitrile rubber construction for durability, with press fit installation. Browse our catalog of over 600 oil seals by inside diameter, outside diameter, width, or type to find the perfect fit. Trust us as your supplier for high quality imperial oil seals.
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O-ring Cord
Imperial Ball Bearings
SKF Ball Bearings
Inside Diameter
50.8mm = 2inch
50.8mm = 2inch
Material
Nitrile
Nitrile
Outside Diameter
76.2mm = 3inch
76.2mm = 3inch
Type
R21
R21
Width
9.4mm = 0.37inch
9.4mm = 0.37inch
Qty:
Inside Diameter
50.8mm = 2inch
50.8mm = 2inch
Material
Nitrile
Nitrile
Outside Diameter
76.2mm = 3inch
76.2mm = 3inch
Type
R23
R23
Width
9.4mm = 0.37inch
9.4mm = 0.37inch
Qty:
Inside Diameter
50.8mm = 2inch
50.8mm = 2inch
Material
Nitrile
Nitrile
Outside Diameter
76.2mm = 3inch
76.2mm = 3inch
Type
R21
R21
Width
12.7mm = 0.5(1/2)inch
12.7mm = 0.5(1/2)inch
Qty:
Inside Diameter
52.32mm = 2.06inch
52.32mm = 2.06inch
Material
Nitrile
Nitrile
Outside Diameter
76.2mm = 3inch
76.2mm = 3inch
Type
R21
R21
Width
9.4mm = 0.37inch
9.4mm = 0.37inch
Qty:
Inside Diameter
53.85mm = 2.12inch
53.85mm = 2.12inch
Material
Nitrile
Nitrile
Outside Diameter
76.2mm = 3inch
76.2mm = 3inch
Type
R21
R21
Width
9.4mm = 0.37inch
9.4mm = 0.37inch
Qty:
Inside Diameter
53.85mm = 2.12inch
53.85mm = 2.12inch
Material
Nitrile
Nitrile
Outside Diameter
76.2mm = 3inch
76.2mm = 3inch
Type
R23
R23
Width
9.4mm = 0.37inch
9.4mm = 0.37inch
Qty:
Inside Diameter
53.85mm = 2.12inch
53.85mm = 2.12inch
Material
Nitrile
Nitrile
Outside Diameter
76.2mm = 3inch
76.2mm = 3inch
Type
R21
R21
Width
12.7mm = 0.5(1/2)inch
12.7mm = 0.5(1/2)inch
Qty:
Inside Diameter
53.85mm = 2.12inch
53.85mm = 2.12inch
Material
Nitrile
Nitrile
Outside Diameter
76.2mm = 3inch
76.2mm = 3inch
Type
R23
R23
Width
12.7mm = 0.5(1/2)inch
12.7mm = 0.5(1/2)inch
Qty:
Inside Diameter
55.37mm = 2.18inch
55.37mm = 2.18inch
Material
Nitrile
Nitrile
Outside Diameter
76.2mm = 3inch
76.2mm = 3inch
Type
R21
R21
Width
9.4mm = 0.37inch
9.4mm = 0.37inch
Qty:
Inside Diameter
60.2mm = 2.37inch
60.2mm = 2.37inch
Material
Nitrile
Nitrile
Outside Diameter
76.2mm = 3inch
76.2mm = 3inch
Type
R21
R21
Width
9.4mm = 0.37inch
9.4mm = 0.37inch
Qty:
Inside Diameter
63.5mm = 2.5(2.1/2)inch
63.5mm = 2.5(2.1/2)inch
Material
Nitrile
Nitrile
Outside Diameter
76.2mm = 3inch
76.2mm = 3inch
Type
R21
R21
Width
9.4mm = 0.37inch
9.4mm = 0.37inch
Qty:
Inside Diameter
44.45mm = 1.75(1.3/4)inch
44.45mm = 1.75(1.3/4)inch
Material
Nitrile
Nitrile
Outside Diameter
77.72mm = 3.06inch
77.72mm = 3.06inch
Type
R21
R21
Width
12.7mm = 0.5(1/2)inch
12.7mm = 0.5(1/2)inch
Qty:
Inside Diameter
50.8mm = 2inch
50.8mm = 2inch
Material
Nitrile
Nitrile
Outside Diameter
79.25mm = 3.12inch
79.25mm = 3.12inch
Type
R21
R21
Width
9.4mm = 0.37inch
9.4mm = 0.37inch
Qty:
Inside Diameter
53.85mm = 2.12inch
53.85mm = 2.12inch
Material
Nitrile
Nitrile
Outside Diameter
79.25mm = 3.12inch
79.25mm = 3.12inch
Type
R21
R21
Width
9.4mm = 0.37inch
9.4mm = 0.37inch
Qty:
Inside Diameter
57.15mm = 2.25(2.1/4)inch
57.15mm = 2.25(2.1/4)inch
Material
Nitrile
Nitrile
Outside Diameter
79.25mm = 3.12inch
79.25mm = 3.12inch
Type
R21
R21
Width
9.4mm = 0.37inch
9.4mm = 0.37inch
Qty:
Inside Diameter
60.2mm = 2.37inch
60.2mm = 2.37inch
Material
Nitrile
Nitrile
Outside Diameter
79.25mm = 3.12inch
79.25mm = 3.12inch
Type
R21
R21
Width
9.4mm = 0.37inch
9.4mm = 0.37inch
Qty:
Inside Diameter
60.2mm = 2.37inch
60.2mm = 2.37inch
Material
Nitrile
Nitrile
Outside Diameter
79.25mm = 3.12inch
79.25mm = 3.12inch
Type
R23
R23
Width
9.4mm = 0.37inch
9.4mm = 0.37inch
Qty:
Inside Diameter
57.15mm = 2.25(2.1/4)inch
57.15mm = 2.25(2.1/4)inch
Material
Nitrile
Nitrile
Outside Diameter
77.72mm = 3.06inch
77.72mm = 3.06inch
Type
R23
R23
Width
9.4mm = 0.37inch
9.4mm = 0.37inch
Qty:
Inside Diameter
44.45mm = 1.75(1.3/4)inch
44.45mm = 1.75(1.3/4)inch
Material
Nitrile
Nitrile
Outside Diameter
80.77mm = 3.18inch
80.77mm = 3.18inch
Type
R21
R21
Width
12.7mm = 0.5(1/2)inch
12.7mm = 0.5(1/2)inch
Qty:
Inside Diameter
47.5mm = 1.87inch
47.5mm = 1.87inch
Material
Nitrile
Nitrile
Outside Diameter
80.77mm = 3.18inch
80.77mm = 3.18inch
Type
R21
R21
Width
12.7mm = 0.5(1/2)inch
12.7mm = 0.5(1/2)inch
Qty:
Inside Diameter
50.8mm = 2inch
50.8mm = 2inch
Material
Nitrile
Nitrile
Outside Diameter
80.77mm = 3.18inch
80.77mm = 3.18inch
Type
R21
R21
Width
12.7mm = 0.5(1/2)inch
12.7mm = 0.5(1/2)inch
Qty:
Inside Diameter
53.85mm = 2.12inch
53.85mm = 2.12inch
Material
Nitrile
Nitrile
Outside Diameter
80.77mm = 3.18inch
80.77mm = 3.18inch
Type
R21
R21
Width
9.4mm = 0.37inch
9.4mm = 0.37inch
Qty:
Inside Diameter
57.15mm = 2.25(2.1/4)inch
57.15mm = 2.25(2.1/4)inch
Material
Nitrile
Nitrile
Outside Diameter
80.77mm = 3.18inch
80.77mm = 3.18inch
Type
R21
R21
Width
12.7mm = 0.5(1/2)inch
12.7mm = 0.5(1/2)inch
Qty:
Inside Diameter
47.5mm = 1.87inch
47.5mm = 1.87inch
Material
Nitrile
Nitrile
Outside Diameter
82.55mm = 3.25(3.1/4)inch
82.55mm = 3.25(3.1/4)inch
Type
R21
R21
Width
12.7mm = 0.5(1/2)inch
12.7mm = 0.5(1/2)inch
Qty:
Inside Diameter
50.8mm = 2inch
50.8mm = 2inch
Material
Nitrile
Nitrile
Outside Diameter
82.55mm = 3.25(3.1/4)inch
82.55mm = 3.25(3.1/4)inch
Type
R21
R21
Width
9.4mm = 0.37inch
9.4mm = 0.37inch
Qty:
Inside Diameter
55.37mm = 2.18inch
55.37mm = 2.18inch
Material
Nitrile
Nitrile
Outside Diameter
82.55mm = 3.25(3.1/4)inch
82.55mm = 3.25(3.1/4)inch
Type
R21
R21
Width
9.4mm = 0.37inch
9.4mm = 0.37inch
Qty:
Inside Diameter
57.15mm = 2.25(2.1/4)inch
57.15mm = 2.25(2.1/4)inch
Material
Nitrile
Nitrile
Outside Diameter
82.55mm = 3.25(3.1/4)inch
82.55mm = 3.25(3.1/4)inch
Type
R21
R21
Width
12.7mm = 0.5(1/2)inch
12.7mm = 0.5(1/2)inch
Qty:
Inside Diameter
61.72mm = 2.43inch
61.72mm = 2.43inch
Material
Nitrile
Nitrile
Outside Diameter
82.55mm = 3.25(3.1/4)inch
82.55mm = 3.25(3.1/4)inch
Type
R21
R21
Width
9.4mm = 0.37inch
9.4mm = 0.37inch
Qty:
Inside Diameter
61.72mm = 2.43inch
61.72mm = 2.43inch
Material
Nitrile
Nitrile
Outside Diameter
82.55mm = 3.25(3.1/4)inch
82.55mm = 3.25(3.1/4)inch
Type
R23
R23
Width
10.92mm = 0.43inch
10.92mm = 0.43inch
Qty:
Inside Diameter
63.5mm = 2.5(2.1/2)inch
63.5mm = 2.5(2.1/2)inch
Material
Nitrile
Nitrile
Outside Diameter
82.55mm = 3.25(3.1/4)inch
82.55mm = 3.25(3.1/4)inch
Type
R23
R23
Width
9.4mm = 0.37inch
9.4mm = 0.37inch
Qty:
Inside Diameter
63.5mm = 2.5(2.1/2)inch
63.5mm = 2.5(2.1/2)inch
Material
Nitrile
Nitrile
Outside Diameter
82.55mm = 3.25(3.1/4)inch
82.55mm = 3.25(3.1/4)inch
Type
R21
R21
Width
12.7mm = 0.5(1/2)inch
12.7mm = 0.5(1/2)inch
Qty:
Inside Diameter
50.8mm = 2inch
50.8mm = 2inch
Material
Nitrile
Nitrile
Outside Diameter
85.6mm = 3.37inch
85.6mm = 3.37inch
Type
R21
R21
Width
12.7mm = 0.5(1/2)inch
12.7mm = 0.5(1/2)inch
Qty:
Inside Diameter
53.85mm = 2.12inch
53.85mm = 2.12inch
Material
Nitrile
Nitrile
Outside Diameter
85.6mm = 3.37inch
85.6mm = 3.37inch
Type
R21
R21
Width
12.7mm = 0.5(1/2)inch
12.7mm = 0.5(1/2)inch
Qty:
Inside Diameter
55.37mm = 2.18inch
55.37mm = 2.18inch
Material
Nitrile
Nitrile
Outside Diameter
85.6mm = 3.37inch
85.6mm = 3.37inch
Type
R21
R21
Width
12.7mm = 0.5(1/2)inch
12.7mm = 0.5(1/2)inch
Qty:
Inside Diameter
57.15mm = 2.25(2.1/4)inch
57.15mm = 2.25(2.1/4)inch
Material
Nitrile
Nitrile
Outside Diameter
85.6mm = 3.37inch
85.6mm = 3.37inch
Type
R23
R23
Width
12.7mm = 0.5(1/2)inch
12.7mm = 0.5(1/2)inch
Qty:
Inside Diameter
57.15mm = 2.25(2.1/4)inch
57.15mm = 2.25(2.1/4)inch
Material
Nitrile
Nitrile
Outside Diameter
85.6mm = 3.37inch
85.6mm = 3.37inch
Type
R21
R21
Width
12.7mm = 0.5(1/2)inch
12.7mm = 0.5(1/2)inch
Qty:
Inside Diameter
60.2mm = 2.37inch
60.2mm = 2.37inch
Material
Nitrile
Nitrile
Outside Diameter
85.6mm = 3.37inch
85.6mm = 3.37inch
Type
R21
R21
Width
12.7mm = 0.5(1/2)inch
12.7mm = 0.5(1/2)inch
Qty:
Inside Diameter
60.2mm = 2.37inch
60.2mm = 2.37inch
Material
Nitrile
Nitrile
Outside Diameter
85.6mm = 3.37inch
85.6mm = 3.37inch
Type
R23
R23
Width
12.7mm = 0.5(1/2)inch
12.7mm = 0.5(1/2)inch
Qty:
Inside Diameter
63.5mm = 2.5(2.1/2)inch
63.5mm = 2.5(2.1/2)inch
Material
Nitrile
Nitrile
Outside Diameter
85.6mm = 3.37inch
85.6mm = 3.37inch
Type
R21
R21
Width
12.7mm = 0.5(1/2)inch
12.7mm = 0.5(1/2)inch
Qty:
Inside Diameter
66.55mm = 2.62inch
66.55mm = 2.62inch
Material
Nitrile
Nitrile
Outside Diameter
85.6mm = 3.37inch
85.6mm = 3.37inch
Type
R21
R21
Width
9.4mm = 0.37inch
9.4mm = 0.37inch
Qty:
Inside Diameter
66.55mm = 2.62inch
66.55mm = 2.62inch
Material
Nitrile
Nitrile
Outside Diameter
85.6mm = 3.37inch
85.6mm = 3.37inch
Type
R23
R23
Width
9.4mm = 0.37inch
9.4mm = 0.37inch
Qty:
Inside Diameter
69.85mm = 2.75(2.3/4)inch
69.85mm = 2.75(2.3/4)inch
Material
Nitrile
Nitrile
Outside Diameter
85.6mm = 3.37inch
85.6mm = 3.37inch
Type
R21
R21
Width
12.7mm = 0.5(1/2)inch
12.7mm = 0.5(1/2)inch
Qty:
Inside Diameter
72.9mm = 2.87inch
72.9mm = 2.87inch
Material
Nitrile
Nitrile
Outside Diameter
85.6mm = 3.37inch
85.6mm = 3.37inch
Type
R21
R21
Width
4.57mm = 0.18inch
4.57mm = 0.18inch
Qty:
Inside Diameter
50.8mm = 2inch
50.8mm = 2inch
Material
Nitrile
Nitrile
Outside Diameter
88.9mm = 3.5(3.1/2)inch
88.9mm = 3.5(3.1/2)inch
Type
R21
R21
Width
12.7mm = 0.5(1/2)inch
12.7mm = 0.5(1/2)inch
Qty:
Inside Diameter
53.85mm = 2.12inch
53.85mm = 2.12inch
Material
Nitrile
Nitrile
Outside Diameter
88.9mm = 3.5(3.1/2)inch
88.9mm = 3.5(3.1/2)inch
Type
R21
R21
Width
12.7mm = 0.5(1/2)inch
12.7mm = 0.5(1/2)inch
Qty:
Inside Diameter
60.2mm = 2.37inch
60.2mm = 2.37inch
Material
Nitrile
Nitrile
Outside Diameter
88.9mm = 3.5(3.1/2)inch
88.9mm = 3.5(3.1/2)inch
Type
R21
R21
Width
9.4mm = 0.37inch
9.4mm = 0.37inch
Qty:
Inside Diameter
60.2mm = 2.37inch
60.2mm = 2.37inch
Material
Nitrile
Nitrile
Outside Diameter
88.9mm = 3.5(3.1/2)inch
88.9mm = 3.5(3.1/2)inch
Type
R21
R21
Width
12.7mm = 0.5(1/2)inch
12.7mm = 0.5(1/2)inch
Qty:
Inside Diameter
63.5mm = 2.5(2.1/2)inch
63.5mm = 2.5(2.1/2)inch
Material
Nitrile
Nitrile
Outside Diameter
88.9mm = 3.5(3.1/2)inch
88.9mm = 3.5(3.1/2)inch
Type
R21
R21
Width
9.4mm = 0.37inch
9.4mm = 0.37inch
Qty:
Inside Diameter
63.5mm = 2.5(2.1/2)inch
63.5mm = 2.5(2.1/2)inch
Material
Nitrile
Nitrile
Outside Diameter
88.9mm = 3.5(3.1/2)inch
88.9mm = 3.5(3.1/2)inch
Type
R21
R21
Width
12.7mm = 0.5(1/2)inch
12.7mm = 0.5(1/2)inch
Qty:
Inside Diameter
63.5mm = 2.5(2.1/2)inch
63.5mm = 2.5(2.1/2)inch
Material
Nitrile
Nitrile
Outside Diameter
88.9mm = 3.5(3.1/2)inch
88.9mm = 3.5(3.1/2)inch
Type
R23
R23
Width
12.7mm = 0.5(1/2)inch
12.7mm = 0.5(1/2)inch
Qty: