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 5905-01-423-3090
NSN 7035-01-499-0680
NSN 4140-01-339-1293
NSN 5895-01-542-5959
NSN 5945-01-630-9383
NSN 5975-01-244-4636
NSN 5950-01-431-6884
NSN 6650-01-509-8018
NSN 5855-01-369-5037
NSN 6320-00-456-2092
NSN 6130-01-054-3751
NSN 5905-00-889-8813