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 5855-01-387-1928
NSN 5935-01-640-8235
NSN 6105-01-464-4388
NSN 5920-01-567-6520
NSN 6105-01-446-6527
NSN 6645-01-362-0596
NSN 6610-01-152-2821
NSN 6220-00-723-7806
NSN 4140-00-484-4040
NSN 6650-00-423-2178
NSN 5910-00-752-5902
NSN 6135-01-552-1568