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 2925-01-139-5144
NSN 5910-00-530-6094
NSN 6320-01-512-2031
NSN 5920-00-987-1605
NSN 6220-01-435-2253
NSN 5998-00-737-1220
NSN 5945-00-842-0020
NSN 5895-01-406-3729
NSN 5915-00-811-1128
NSN 6240-01-174-1907
NSN 6135-01-131-9352
NSN 5835-01-522-9881