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 6650-00-234-3275
NSN 6130-01-307-7312
NSN 7035-01-633-9537
NSN 6320-00-405-2348
NSN 6645-01-632-9074
NSN 6320-00-646-3311
NSN 5895-00-858-2855
NSN 5945-01-510-6901
NSN 5915-01-480-3772
NSN 6320-00-853-1920
NSN 5920-01-006-9821
NSN 5935-01-486-1088