Bearings
Oil Seals & O-rings
Oil Seals
Metric Oil Seals
Quick Code: BB-21722
OS50x72x8 R21 Single Lip Nitrile Metric Oil Seal
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Product Specification
Inside Diameter
50mm
Material
Nitrile
Outside Diameter
72mm
Type
R21
Width
8mm
Reference
OS50x72x8R21
Brand
Oilseals
Quick Order Code
BB-21722
Product Description
OS50x72x8 R21 Single Lip Nitrile Metric 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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