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 5905-01-174-2259
NSN 6130-00-754-2950
NSN 5950-01-445-6556
NSN 7035-00-763-6180
NSN 5855-00-925-0114
NSN 5990-01-531-5962
NSN 4140-01-501-7623
NSN 6240-00-954-7853
NSN 6220-01-182-2561
NSN 6145-00-909-0614
NSN 6220-00-272-7497
NSN 5950-01-452-4540