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 2925-01-491-0224
NSN 6685-00-715-9254
NSN 4140-00-252-0879
NSN 4140-01-012-1678
NSN 5935-01-433-3693
NSN 5920-01-071-1921
NSN 6110-00-390-8115
NSN 5915-00-827-3969
NSN 6620-00-221-6639
NSN 6150-01-395-2568
NSN 5910-01-095-5723
NSN 6135-00-182-7008