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 6685-01-527-6373
NSN 6220-00-333-8521
NSN 5920-01-230-4480
NSN 6135-00-008-5345
NSN 6220-01-401-5337
NSN 5910-00-043-0479
NSN 6320-00-809-5744
NSN 6650-00-629-8027
NSN 6645-00-925-0111
NSN 5855-00-149-0766
NSN 5925-00-603-8077
NSN 6645-01-347-0450