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 6110-01-239-1786
NSN 6220-01-417-3330
NSN 5915-01-217-8602
NSN 5998-01-097-2497
NSN 5990-01-239-5878
NSN 6240-00-883-7264
NSN 5835-01-626-9603
NSN 4140-01-170-4479
NSN 5905-00-880-0490
NSN 5855-01-629-3494
NSN 5996-00-518-0460
NSN 5925-00-961-9179