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 5920-00-607-3385
NSN 5996-01-135-9006
NSN 6145-01-141-0214
NSN 5975-00-959-8304
NSN 6135-01-067-8331
NSN 5996-01-578-6162
NSN 5975-00-412-1333
NSN 5945-01-242-3075
NSN 5855-01-569-4057
NSN 6650-00-578-6543
NSN 5930-01-589-0833
NSN 4140-00-542-4611