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 5930-01-347-4458
NSN 4140-01-218-3391
NSN 5945-01-437-6240
NSN 5895-01-384-3736
NSN 6220-01-535-6968
NSN 5915-01-374-8414
NSN 6135-01-100-3593
NSN 5895-00-196-1916
NSN 4140-01-208-7480
NSN 6620-00-197-5130
NSN 5999-00-189-0032
NSN 5965-01-531-6424