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 7035-00-870-0290
NSN 5999-00-617-9451
NSN 6620-00-596-1951
NSN 2925-01-111-2927
NSN 6650-01-024-6425
NSN 4140-01-229-7773
NSN 6320-01-106-4414
NSN 5905-01-252-2479
NSN 6320-00-937-5625
NSN 4140-00-062-1335
NSN 5985-00-630-1613
NSN 6320-01-512-2031