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 4140-01-510-7940
NSN 5930-01-086-4778
NSN 6145-01-585-5772
NSN 5920-01-462-9839
NSN 5998-00-066-6889
NSN 6650-00-401-1496
NSN 5930-01-429-0379
NSN 5998-01-540-4278
NSN 5975-01-522-0326
NSN 6130-01-075-5945
NSN 5990-01-504-9265
NSN 6220-01-089-6220