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 5920-01-401-5315
NSN 5975-01-433-4527
NSN 6610-01-033-1748
NSN 6320-01-600-5808
NSN 5960-01-063-6846
NSN 6145-01-211-6591
NSN 5920-01-496-6068
NSN 6220-01-487-3904
NSN 6220-01-288-0416
NSN 4140-01-350-3277
NSN 6110-01-454-2595
NSN 6610-01-545-5648