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 6145-01-310-6889
NSN 6130-01-350-0828
NSN 6645-00-961-5477
NSN 5996-00-518-0460
NSN 5855-00-494-9581
NSN 4140-01-186-1952
NSN 5925-01-468-7146
NSN 6320-01-441-2438
NSN 5999-01-628-6358
NSN 5835-01-498-9410
NSN 5999-01-449-2497
NSN 5835-00-475-9271