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 5960-01-337-2823
NSN 6240-01-593-9657
NSN 5945-00-363-9481
NSN 5925-01-081-5210
NSN 6110-01-177-7483
NSN 5930-00-201-9934
NSN 5960-00-174-1867
NSN 6620-00-251-0569
NSN 6610-00-872-7600
NSN 5935-00-206-7134
NSN 6320-01-344-6511
NSN 5975-01-360-4734