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 5905-01-435-6357
NSN 5910-01-655-1877
NSN 5965-00-089-8308
NSN 4140-00-939-4940
NSN 5945-01-105-8895
NSN 6320-00-036-3688
NSN 5935-01-113-0626
NSN 6620-01-530-7538
NSN 5975-01-499-2118
NSN 5910-00-931-4001
NSN 6220-01-131-5295
NSN 6620-00-343-5602