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 6135-00-767-0331
NSN 6220-01-244-2411
NSN 5990-01-507-7495
NSN 7035-00-054-1057
NSN 5855-00-003-3228
NSN 5945-01-551-1250
NSN 6620-00-104-6937
NSN 5965-00-182-7928
NSN 5985-01-463-9112
NSN 2925-01-387-0870
NSN 6320-00-242-3300
NSN 6240-01-484-9576