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 6150-01-588-1230
NSN 5935-00-476-5111
NSN 6145-01-338-1135
NSN 6150-00-899-0013
NSN 6240-01-550-8991
NSN 5975-00-538-0249
NSN 2925-00-816-8765
NSN 5910-01-400-2604
NSN 6240-01-420-9255
NSN 5965-00-927-4074
NSN 6105-01-374-2237
NSN 7035-00-135-4758