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 6685-00-188-1991
NSN 5950-01-428-9651
NSN 5910-01-015-3533
NSN 6150-01-069-3174
NSN 5920-01-214-3016
NSN 5930-01-454-6073
NSN 5945-01-487-4127
NSN 6650-01-055-0547
NSN 5990-00-446-0518
NSN 6240-01-553-1387
NSN 5855-00-494-9581
NSN 6130-01-514-2726