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 2925-01-423-8141
NSN 6110-00-549-6662
NSN 6135-01-642-0171
NSN 7035-00-402-4971
NSN 6145-00-466-2790
NSN 5855-01-646-1585
NSN 6220-00-504-2943
NSN 5895-01-444-3921
NSN 5920-01-115-6576
NSN 4140-01-207-0452
NSN 6620-00-064-3598
NSN 6650-01-428-9958