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 4140-01-537-4853
NSN 6130-01-102-1461
NSN 5950-01-575-8309
NSN 5945-01-381-1356
NSN 6220-01-523-4544
NSN 5960-01-586-5235
NSN 5945-01-459-5442
NSN 6645-00-003-5945
NSN 5855-00-151-3853
NSN 4140-00-824-8821
NSN 5945-00-320-7679
NSN 5915-00-170-6775