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 5905-01-442-3168
NSN 5930-01-381-6277
NSN 6145-00-112-1449
NSN 5915-01-158-1576
NSN 5999-01-360-5868
NSN 2925-01-442-7812
NSN 5915-00-822-1290
NSN 6130-01-066-2791
NSN 5960-00-005-7132
NSN 5990-01-364-0813
NSN 6620-01-608-2682
NSN 5985-01-462-0144