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 6145-01-589-4198
NSN 6610-01-341-1598
NSN 6620-01-290-2973
NSN 5855-01-535-6275
NSN 5920-00-087-0274
NSN 5915-01-118-4390
NSN 5950-01-502-7019
NSN 5935-00-374-8893
NSN 5930-00-202-0879
NSN 6650-01-510-9488
NSN 5930-01-426-8347
NSN 6220-00-669-6348