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 6645-00-019-0554
NSN 5920-00-079-3972
NSN 6130-00-275-5929
NSN 5920-01-163-9257
NSN 6145-01-167-8366
NSN 6610-01-130-2672
NSN 5998-01-239-4994
NSN 6130-00-141-8317
NSN 2925-00-898-9135
NSN 5915-01-443-8217
NSN 5990-01-541-5632
NSN 4140-01-599-5142