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 6240-01-096-1907
NSN 6135-01-642-0171
NSN 5930-01-363-0649
NSN 5835-00-143-4153
NSN 6240-01-293-8631
NSN 5915-01-204-3168
NSN 5998-01-526-2563
NSN 5920-00-485-3044
NSN 5905-01-535-2967
NSN 5935-00-180-2603
NSN 6110-00-525-3418
NSN 6135-01-525-4897