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 4140-01-634-0330
NSN 5915-01-025-1362
NSN 6150-01-008-4109
NSN 5855-00-298-0261
NSN 5996-01-400-3558
NSN 6620-01-508-7902
NSN 6135-01-449-0625
NSN 2925-00-406-4381
NSN 5998-01-613-2439
NSN 5910-01-174-1116
NSN 5975-01-294-8966
NSN 6240-01-242-9138