Bearings
Oil Seals & O-rings
Oil Seals
Metric Oil Seals
Quick Code: BB-21688
OS25x42x6 R21 Single Lip Nitrile Metric Oil Seal
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Product Specification
Inside Diameter
25mm
Material
Nitrile
Outside Diameter
42mm
Type
R21
Width
6mm
Reference
OS25x42x6R21
Brand
Oilseals
Quick Order Code
BB-21688
Product Description
OS25x42x6 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.
Product Reviews
Fred S 
10 October 18
Great product at good price with fast delivery. Excellent service.
10 October 18
Great product at good price with fast delivery. Excellent service.
T G 07 November 24
I have been using this company for years for hobby bearings, always quick always reasonable price , last order was wheel bearings for a classic Ducati + oil seal , all arrived A+
07 November 24
I have been using this company for years for hobby bearings, always quick always reasonable price , last order was wheel bearings for a classic Ducati + oil seal , all arrived A+
