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 5920-01-377-5803
NSN 4140-01-445-6656
NSN 5855-01-195-2518
NSN 6650-00-989-1103
NSN 5925-00-629-1974
NSN 6320-00-270-8222
NSN 5920-01-227-1877
NSN 5835-00-435-1428
NSN 5910-00-200-1413
NSN 5985-01-444-1552
NSN 5930-01-020-6379
NSN 6320-01-202-8761