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 5990-01-231-9608
NSN 5855-00-167-7893
NSN 5996-01-028-6868
NSN 5905-01-168-7806
NSN 5998-01-566-1679
NSN 6130-00-585-9448
NSN 2925-01-606-3201
NSN 5930-00-784-4107
NSN 5905-01-525-8372
NSN 5920-01-400-0791
NSN 5965-01-241-0553
NSN 4140-01-560-4689