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 5990-01-356-4259
NSN 6620-01-307-0311
NSN 5999-01-642-9391
NSN 6150-00-293-5293
NSN 5999-01-547-6587
NSN 5990-00-922-7317
NSN 5835-00-851-6470
NSN 5960-01-211-2089
NSN 5975-01-268-0474
NSN 6145-00-358-6700
NSN 5910-00-357-0988
NSN 5915-00-802-9655