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 5975-01-066-1510
NSN 5985-01-591-5250
NSN 5920-01-540-5432
NSN 5999-01-007-7328
NSN 4140-01-169-4671
NSN 5975-00-544-4214
NSN 5855-01-442-6840
NSN 5998-01-442-6390
NSN 5990-00-888-7761
NSN 5915-01-209-2788
NSN 6110-01-213-0210
NSN 6220-01-628-3862