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 5945-00-498-5850
NSN 5990-00-400-4794
NSN 6220-00-523-0182
NSN 6135-01-226-4071
NSN 6220-01-142-2329
NSN 5930-01-544-7219
NSN 5925-00-324-2996
NSN 6240-01-161-5007
NSN 5975-01-588-0675
NSN 5920-01-268-7258
NSN 5985-00-797-2599
NSN 6240-01-550-3972