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 5935-00-502-5171
NSN 6145-01-006-6984
NSN 5990-00-164-1677
NSN 5985-01-049-7971
NSN 5999-01-317-7358
NSN 6145-01-466-4371
NSN 5855-01-491-4623
NSN 6650-01-149-1448
NSN 5920-00-081-5958
NSN 2925-01-254-3068
NSN 5990-01-115-5859
NSN 6135-00-819-8074