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 6145-01-077-4504
NSN 5975-01-088-6925
NSN 5999-01-594-1701
NSN 6135-01-495-0933
NSN 4140-00-385-2925
NSN 5945-01-421-8263
NSN 6145-01-519-4701
NSN 5915-01-443-8662
NSN 6620-00-257-2783
NSN 6610-01-332-9556
NSN 6650-01-217-9375
NSN 5985-01-479-0723