This type of seal is a means of protecting the bearings on rotating shafts. To exclude dust, dirt, water and or other contaminants.
We can supply several different styles and designs in standard metric and imperial sizes. In different materials, plus fully custom made sizes too.
Please supply the shaft size you are working on, along with the housing diameter and the bore depth. These numbers are often moulded into the top of the seal.
Common Designs:
R21 or SC : Rubber Outside Diameter, Metal Insert, Single Spring, Single Lip Type, Rotary.
R25 : Rubber Outside Diameter, Metal Insert, Springless Lip Type, Rotary.
R22 or DL : Rubber Outside Diameter, Metal Insert, Double Sprung Lip Type, Rotary.
R4 : Metal Outside Diameter, Single spring, Single Lip Type, Rotary.
R23 : Rubber Outside Diameter, Metal Insert, Single Sprung Lip type with Dirt Lip, Rotary
We can also source made to order versions of non standard or discontinued sizes. These can be made in polyurethane with a nylon inner shell. Fully enclosed Metal Shell Rotary ( R1 style ) seals, made to order with lips made in Leather, Viton, NBR or PTFE.
Contact us with your sizes to discuss your options.