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 5905-01-052-0978
NSN 4140-01-431-4330
NSN 6130-01-556-2546
NSN 6620-01-599-2011
NSN 5999-01-417-5628
NSN 7035-00-541-8516
NSN 5935-00-378-9285
NSN 6130-00-865-6558
NSN 5975-01-645-6049
NSN 6105-01-423-1417
NSN 4140-01-512-6903
NSN 5920-01-596-9251