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 4140-01-595-6685
NSN 6145-01-436-8989
NSN 5915-01-196-6016
NSN 4140-01-329-4836
NSN 5965-00-172-5103
NSN 5985-01-475-7545
NSN 5835-00-413-4701
NSN 6240-01-541-9715
NSN 6240-00-468-7089
NSN 5910-01-449-4207
NSN 6650-01-567-1933
NSN 2925-01-593-2542