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 5905-00-459-0291
NSN 5930-01-628-0347
NSN 5990-01-480-6711
NSN 6610-01-359-0008
NSN 5985-01-371-2788
NSN 5985-01-263-0375
NSN 5910-01-411-5366
NSN 6150-00-935-0369
NSN 5990-01-380-0650
NSN 6645-00-163-9580
NSN 6650-01-308-7284
NSN 2925-01-233-8545