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 6105-01-543-6107
NSN 6220-01-633-1534
NSN 6620-01-252-3567
NSN 6150-01-459-2494
NSN 5990-00-366-0112
NSN 5835-00-025-9951
NSN 5925-01-485-2010
NSN 5990-01-033-1423
NSN 6650-01-439-8647
NSN 5855-00-532-0025
NSN 6320-00-004-9158
NSN 6320-01-255-2096