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 5920-00-507-5105
NSN 4140-01-473-4246
NSN 5945-00-660-5231
NSN 5960-01-170-4057
NSN 6620-01-348-8256
NSN 6145-01-283-2482
NSN 5965-01-260-2394
NSN 6220-00-113-3166
NSN 5990-01-019-6609
NSN 6135-01-554-4281
NSN 2925-01-483-6248
NSN 5920-00-510-7656