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 5960-01-605-9921
NSN 6610-01-654-4685
NSN 5920-01-191-9847
NSN 6240-01-089-1383
NSN 5920-01-281-7354
NSN 6135-01-196-7399
NSN 4140-01-523-8863
NSN 5835-00-510-0890
NSN 6610-01-595-5704
NSN 5855-00-862-3345
NSN 6110-00-185-8147
NSN 6135-01-297-5565