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 6150-01-076-4811
NSN 6620-01-578-7561
NSN 5920-01-492-6512
NSN 5998-01-507-6830
NSN 5945-00-824-1159
NSN 5920-01-007-8775
NSN 5935-01-647-0450
NSN 5998-01-606-6539
NSN 7035-01-660-3940
NSN 4140-01-524-2191
NSN 6220-01-288-5235
NSN 7035-01-222-2534