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 5990-01-116-2181
NSN 6130-01-108-2897
NSN 6320-01-170-0708
NSN 5950-01-104-5239
NSN 5999-01-469-1448
NSN 5915-01-038-1759
NSN 5960-01-504-1892
NSN 5975-01-187-0810
NSN 5990-00-381-6113
NSN 5999-01-045-7904
NSN 5930-00-958-1060
NSN 5996-01-240-7085