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 5910-01-145-4297
NSN 6130-01-436-3611
NSN 5930-01-565-5861
NSN 6650-01-371-2356
NSN 6620-01-526-1478
NSN 5920-00-515-3617
NSN 5930-01-599-9090
NSN 5835-00-898-0201
NSN 6135-00-284-1406
NSN 5905-01-509-8344
NSN 5905-00-423-0365
NSN 6240-01-456-7281