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 5990-01-626-3840
NSN 5945-00-574-8272
NSN 5915-00-542-2179
NSN 6650-01-042-3564
NSN 5950-00-392-1719
NSN 5975-01-471-7629
NSN 5925-01-432-0149
NSN 4140-01-320-6751
NSN 5950-01-391-7174
NSN 5998-00-900-1941
NSN 5960-01-199-1157
NSN 6650-01-150-7140