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 5965-00-973-9974
NSN 5905-01-434-2757
NSN 4140-00-765-4594
NSN 6220-00-946-8737
NSN 6320-01-600-5808
NSN 5855-01-641-8826
NSN 5905-01-126-9333
NSN 2925-00-461-4954
NSN 6240-01-399-1646
NSN 6685-01-317-4839
NSN 7035-00-541-8516
NSN 6240-01-616-3177