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 6610-01-317-4859
NSN 5975-01-502-9421
NSN 6620-01-621-0719
NSN 5915-01-322-1364
NSN 6610-01-643-2315
NSN 6650-00-213-7065
NSN 6620-01-344-6074
NSN 5990-01-351-4621
NSN 5985-00-417-6302
NSN 6135-00-078-3095
NSN 5915-01-509-4681
NSN 6320-01-114-6054