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 5990-01-633-9503
NSN 5920-01-605-8747
NSN 6220-00-091-9145
NSN 5985-01-417-2139
NSN 6610-00-433-8700
NSN 5855-00-610-4052
NSN 5990-01-348-2497
NSN 5835-00-601-1402
NSN 6135-00-998-5884
NSN 5998-01-273-0124
NSN 6240-01-062-0878
NSN 6320-01-296-3181