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 4140-00-146-1633
NSN 6650-01-358-5149
NSN 6240-01-240-7529
NSN 6650-01-508-8939
NSN 5935-00-058-3318
NSN 5996-00-036-7928
NSN 6110-00-015-7688
NSN 5935-01-659-1113
NSN 6110-00-524-5427
NSN 6620-01-580-2112
NSN 5975-01-154-9194
NSN 6110-01-233-1532