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 5920-01-437-6543
NSN 6135-01-353-3802
NSN 5975-01-260-1435
NSN 5999-01-614-7868
NSN 5990-01-095-8866
NSN 5925-01-338-7342
NSN 5920-01-452-2809
NSN 5990-01-356-4259
NSN 6320-01-388-3125
NSN 5920-00-889-7826
NSN 5975-00-932-0295
NSN 5960-00-156-4437