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 5998-01-415-8331
NSN 6645-01-442-0899
NSN 5965-01-153-1965
NSN 5998-01-291-6990
NSN 5895-01-052-0303
NSN 7035-00-478-4596
NSN 6130-01-459-1774
NSN 5855-01-180-5369
NSN 5910-00-663-5865
NSN 6685-01-200-7499
NSN 5999-01-209-6899
NSN 4140-01-634-0330