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 5935-00-637-2643
NSN 4140-01-400-3610
NSN 5835-01-130-8258
NSN 6110-00-518-2998
NSN 5975-01-500-7891
NSN 5920-01-327-2574
NSN 5950-01-162-6346
NSN 7035-01-157-0028
NSN 5998-01-050-7849
NSN 7035-01-534-6391
NSN 6110-01-384-5242
NSN 5920-01-430-5001