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 5990-00-738-4909
NSN 5945-00-694-1437
NSN 6135-01-142-6456
NSN 5935-01-100-3083
NSN 2925-01-464-3093
NSN 6150-00-443-8034
NSN 6240-01-535-7359
NSN 5935-01-242-1843
NSN 4140-00-126-0247
NSN 6135-01-601-5750
NSN 6240-01-503-5809
NSN 5999-00-442-0877