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 6130-01-388-2766
NSN 5960-01-602-6009
NSN 5999-00-125-4875
NSN 5895-01-483-1177
NSN 4140-01-179-0797
NSN 5935-01-177-8922
NSN 5855-01-512-1926
NSN 5965-00-006-8004
NSN 5990-01-184-2550
NSN 2925-00-513-1164
NSN 5975-01-344-9037
NSN 2925-00-869-1451