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 4140-01-069-2307
NSN 5915-01-611-8113
NSN 5895-00-578-8424
NSN 5920-01-465-6312
NSN 6610-01-525-8235
NSN 5935-01-337-3451
NSN 5950-01-452-0404
NSN 6220-01-359-8322
NSN 6145-01-519-8210
NSN 6685-01-513-3579
NSN 5925-01-344-4901
NSN 5975-00-636-4910