Bearings
Oil Seals & O-rings
Oil Seals
Imperial Oil Seals
Quick Code: BB-99706
W550443050R21 Single Lip Nitrile Imperial Oil Seal
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Product Specification
Inside Diameter
112.52mm = 4.43inch
Material
Nitrile
Outside Diameter
139.7mm = 5.5(5.1/2)inch
Type
R21
Width
12.7mm = 0.5(1/2)inch
Reference
W550443050R21
Equivalent to:
W443550050R21
Brand
Oil Seal
Quick Order Code
BB-99706
Product Description
W550443050R21 Single Lip Nitrile Imperial Oil Seal
The main purpose of rotary shaft seals, commonly referred to as oil seals, is to safeguard and extend the longevity of bearing systems by eliminating the ingress of dust, dirt, water, and any other contaminants while preserving the lubricant.
An R21 type oil seal is characterised by a single lip design, featuring a rubber coating and a metal inner structure.
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