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 6610-01-521-9801
NSN 6320-01-607-2978
NSN 5835-01-553-6772
NSN 6650-01-051-2021
NSN 5999-01-304-2919
NSN 5935-01-401-5324
NSN 6145-01-187-0772
NSN 5990-01-110-8979
NSN 5910-01-399-0570
NSN 5950-01-462-1626
NSN 4140-01-223-2516
NSN 6620-01-610-5081