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 5990-01-067-6015
NSN 5999-01-178-5129
NSN 5965-00-275-0491
NSN 4140-00-635-9195
NSN 5990-01-563-1554
NSN 5925-00-140-6367
NSN 6150-00-099-6919
NSN 5935-00-024-1060
NSN 5975-01-411-5382
NSN 5855-01-585-8620
NSN 6685-01-141-7746
NSN 6145-00-526-3056