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 6220-01-166-7633
NSN 5935-00-005-7283
NSN 5996-01-573-0293
NSN 5895-01-519-0243
NSN 5920-00-878-0790
NSN 5960-00-824-4006
NSN 5975-01-212-4306
NSN 5920-01-308-1453
NSN 6620-00-877-3266
NSN 2925-01-603-6379
NSN 5950-00-018-1460
NSN 6685-01-577-0799