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 6650-01-135-3769
NSN 6130-00-443-4967
NSN 4140-01-335-7736
NSN 5935-00-961-8577
NSN 5925-01-433-2535
NSN 5855-01-057-7818
NSN 5965-00-552-9636
NSN 6135-01-069-2482
NSN 5950-01-590-0439
NSN 5920-01-497-2352
NSN 5999-01-089-2131
NSN 5925-01-422-4569