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 6645-01-400-2119
NSN 5925-01-634-0664
NSN 6135-01-478-4657
NSN 5835-01-241-1090
NSN 6240-01-160-7934
NSN 5999-01-524-8532
NSN 5930-00-100-5736
NSN 5855-00-134-6258
NSN 5855-00-337-3679
NSN 5835-01-254-8584
NSN 5960-00-227-0243
NSN 6610-01-633-1121