A nonmetallic circular item with an aperature, having a solid round cross-section. They are used primarily for sealing. For items with other than round cross section, see packing,preformed. For noncircular items with a round cross-section, see seal,nonmetallic round section and rubber,round section.
Classification: Gaskets, washers and other seals, of vulcanized rubber other than hard rubber
NSN 5975-01-241-2153
NSN 5835-01-332-2867
NSN 5998-00-988-5298
NSN 2925-01-254-3068
NSN 5998-01-322-1519
NSN 6645-00-062-7606
NSN 6620-01-235-7992
NSN 5999-01-017-6655
NSN 5975-00-517-8116
NSN 6220-01-519-8385
NSN 6620-00-135-0895
NSN 6135-01-235-4168