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 5920-01-071-1921
NSN 5996-00-373-9001
NSN 6135-00-754-8191
NSN 6105-01-025-5981
NSN 5990-00-609-4279
NSN 6685-01-469-1879
NSN 6110-01-515-4611
NSN 5915-01-270-2138
NSN 5990-01-159-5988
NSN 5920-01-384-9776
NSN 6220-01-508-8223
NSN 6620-01-503-2667