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 6220-01-250-0171
NSN 2925-01-381-5307
NSN 5895-01-589-6993
NSN 6610-00-773-3004
NSN 5999-01-634-0576
NSN 6610-01-487-6843
NSN 5975-01-555-8413
NSN 5915-00-121-5544
NSN 6135-00-808-5093
NSN 5965-00-356-3838
NSN 5999-00-862-3437
NSN 5915-00-045-8082