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 6130-00-153-7492
NSN 6645-00-287-9192
NSN 6650-01-099-1422
NSN 6150-01-339-1550
NSN 5920-01-449-4075
NSN 5920-01-340-1989
NSN 4140-01-382-9517
NSN 5855-01-331-8502
NSN 5960-00-647-4989
NSN 5996-01-144-0798
NSN 2925-01-142-0981
NSN 5999-01-121-3109