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 4140-01-546-8849
NSN 5935-00-791-2302
NSN 6135-00-161-0746
NSN 2925-01-331-5039
NSN 5998-01-359-3189
NSN 5999-00-624-9397
NSN 5960-01-003-8480
NSN 6220-01-656-7017
NSN 6135-00-078-9931
NSN 5990-00-623-8127
NSN 2925-01-381-5307
NSN 6620-01-030-6495