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 5920-00-518-0839
NSN 7035-01-040-6373
NSN 5999-00-254-3831
NSN 6150-00-518-1402
NSN 5930-01-108-1609
NSN 5960-00-151-7576
NSN 5960-00-315-0358
NSN 6240-01-158-0402
NSN 6135-01-573-2428
NSN 6135-01-210-8715
NSN 5975-00-177-2736
NSN 6610-01-633-8931