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 4140-00-908-2763
NSN 5965-00-222-7394
NSN 5998-00-164-4864
NSN 4140-01-649-7823
NSN 6650-01-337-5309
NSN 5950-01-630-8017
NSN 5999-01-278-9031
NSN 5920-00-285-2245
NSN 4140-01-384-0444
NSN 2925-01-436-7325
NSN 5950-01-126-7784
NSN 6320-00-194-4252