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 5990-01-649-4647
NSN 6650-01-460-0330
NSN 6320-01-166-3602
NSN 6105-00-478-8988
NSN 4140-01-325-2955
NSN 6240-00-702-1814
NSN 5895-01-244-6807
NSN 6150-01-576-7278
NSN 5835-00-888-9422
NSN 5835-00-400-5056
NSN 6145-01-544-8461
NSN 5985-01-435-5082