475 375 050 R21/SC Single Lip Nitrile Rotary Shaft Oil Seal with Garter Spring 3.3/4x4.3/4x1/2 Inch Tags Minimum chamfer dimension E 165

Minimum chamfer dimension E 165 mm

Outside: 320mm

C1 - Dynamic Radial Rating (1 million revolutions)5: 107000 N / 28500 lbf

Width B: 42mm

Number of teeth: 56

475 375 050 R21/SC Single Lip Nitrile Rotary Shaft Oil Seal with Garter Spring 3.3/4x4.3/4x1/2 Inch Tags Minimum chamfer dimension E 165Seals are ideal for excluding dirt, dust, water or any other contaminant whilst retaining lubricant in rotary shaft equipment. They are generally used as a means of protecting the bearings of rotating shafts. The term nitrile rubber is used for acrylonitrile butadiene rubber (NBR). This material has very good engineering properties and is a general purpose sealing lip material. It is a copolymer manufactured from acrylonitrile and butadiene that