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 6610-00-453-5163
NSN 5998-01-634-0604
NSN 6105-00-643-4975
NSN 5985-00-773-7311
NSN 6240-01-358-9980
NSN 5895-00-375-1949
NSN 5998-01-644-1567
NSN 6150-00-988-6997
NSN 5910-01-548-0427
NSN 6135-01-502-0018
NSN 6650-00-850-3312
NSN 5990-00-821-6257