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 5905-00-624-1431
NSN 5835-01-190-5192
NSN 5960-01-392-6982
NSN 5920-01-467-5568
NSN 5915-01-267-8148
NSN 6150-01-300-6039
NSN 7035-00-335-7283
NSN 5920-00-068-8525
NSN 6220-01-583-8696
NSN 4140-01-499-2500
NSN 6220-00-489-8571
NSN 6220-01-432-2232