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 5990-01-400-3299
NSN 6610-01-536-4056
NSN 6105-01-586-2088
NSN 4140-01-418-0831
NSN 6110-01-116-4251
NSN 6620-00-916-3134
NSN 5915-01-644-1345
NSN 5895-01-413-8682
NSN 6220-01-149-4177
NSN 5915-01-293-0070
NSN 5855-01-070-8084
NSN 5925-00-721-1656