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 6650-01-148-7911
NSN 5999-01-354-7913
NSN 6650-01-392-6076
NSN 5915-00-911-4225
NSN 6135-01-421-3189
NSN 5895-00-813-6249
NSN 7035-01-126-3239
NSN 6645-00-684-3424
NSN 5990-01-463-2279
NSN 5925-01-250-2514
NSN 5905-01-557-7961
NSN 5999-00-935-2335