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 6610-01-116-2527
NSN 4140-01-649-6071
NSN 6645-00-183-8812
NSN 5930-01-252-4612
NSN 5975-00-794-2523
NSN 5998-01-598-9611
NSN 6645-00-183-8812
NSN 6645-00-137-1167
NSN 5935-00-087-2201
NSN
NSN 5960-01-623-9896
NSN 6220-01-411-3993