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 6145-00-789-7736
NSN 6610-01-592-4150
NSN 5990-00-138-0854
NSN 5925-01-502-9177
NSN 5920-01-462-3181
NSN 6135-01-127-0173
NSN 6145-00-050-9919
NSN 6240-01-152-1084
NSN 6645-01-122-5965
NSN 6105-00-940-9829
NSN 6610-00-938-6567
NSN 4140-01-375-2270