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 4140-01-106-7394
NSN 5835-01-036-4951
NSN 5975-01-299-6212
NSN 5975-01-418-2527
NSN 6240-01-282-6447
NSN 6135-01-526-6530
NSN 6145-01-443-3721
NSN 5965-01-464-0220
NSN 5935-00-934-0237
NSN 5990-01-160-6978
NSN 5835-01-355-0308
NSN 5935-00-497-7897