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 6240-00-455-7640
NSN 6320-01-560-7177
NSN 6135-00-112-8637
NSN 5990-00-140-1159
NSN 6620-00-170-5296
NSN 4140-00-289-2702
NSN 5960-00-256-3622
NSN 6320-00-405-2348
NSN 7035-01-190-7332
NSN 2925-01-444-2061
NSN 7035-01-350-4247
NSN 5945-01-242-7552