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 5998-01-502-6954
NSN 6220-01-504-8519
NSN 6610-01-537-0816
NSN 5950-00-814-4545
NSN 5915-01-474-1937
NSN 6650-01-353-5903
NSN 6610-01-254-4196
NSN 6220-01-235-7091
NSN 6610-00-277-7206
NSN 6145-01-648-1491
NSN 4140-00-260-9521
NSN 6135-01-445-6589