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 5910-00-107-0771
NSN 5935-00-430-1820
NSN 2925-01-435-9057
NSN 6150-01-542-7483
NSN 6610-01-511-5260
NSN 5920-01-003-6072
NSN 6620-01-244-3427
NSN 6135-01-226-4071
NSN 6240-01-476-7357
NSN 7035-00-408-0269
NSN 6650-01-500-1756
NSN 5915-01-157-2807