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 5855-01-145-4903
NSN 5925-00-553-9899
NSN 5920-01-235-4758
NSN 2925-00-113-6146
NSN 5990-01-591-8797
NSN 6130-01-481-8347
NSN 6220-00-227-8209
NSN 5930-01-124-0562
NSN 6150-01-544-7796
NSN 5998-01-161-8170
NSN 6135-01-644-9348
NSN 6220-01-191-7643