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 5895-00-474-5978
NSN 6650-01-437-0855
NSN 6610-01-492-9900
NSN 5996-01-257-2517
NSN 5925-01-164-6841
NSN 7035-01-440-1862
NSN 5975-01-472-4201
NSN 5960-01-451-6993
NSN 5930-01-263-3980
NSN 5990-01-327-1558
NSN 5920-00-733-8468
NSN 6240-01-288-4287