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 5905-00-963-1345
NSN 5975-00-806-2113
NSN 4140-01-042-3494
NSN 5905-01-640-6947
NSN 6610-01-487-8879
NSN 6220-01-352-1643
NSN 5985-00-489-6815
NSN 6650-00-901-1501
NSN 6135-00-010-5275
NSN 5998-00-583-8617
NSN 5998-01-273-0124
NSN 4140-00-557-7001