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 4140-01-114-3014
NSN 5935-01-142-2930
NSN 6135-00-889-1485
NSN 4140-01-536-8234
NSN 6240-01-572-2225
NSN 6135-01-354-5535
NSN 6620-01-406-3584
NSN 5990-01-034-6717
NSN 6650-01-338-6042
NSN 5935-00-593-3199
NSN 5915-01-223-9801
NSN 7035-01-576-4099