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 5920-01-634-0250
NSN 7035-01-463-3368
NSN 5975-01-589-2440
NSN 6105-00-113-0679
NSN 5910-01-622-4883
NSN 4140-01-261-6778
NSN 5999-01-534-1518
NSN 5935-00-198-4462
NSN 5930-00-682-2970
NSN 5920-00-269-4060
NSN 6240-01-545-8667
NSN 5999-01-433-2228