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 5999-01-121-7661
NSN 5990-01-149-0691
NSN 5990-01-116-2181
NSN 6320-00-593-0379
NSN 5975-01-024-8486
NSN 5965-00-106-3195
NSN 5935-00-578-9375
NSN 5930-01-519-2322
NSN 6610-01-552-1549
NSN 5920-00-139-3736
NSN 5960-00-148-4493
NSN 6240-00-324-5644