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 5905-01-223-5649
NSN 4140-00-517-7902
NSN 5835-01-106-1456
NSN 6240-01-098-4294
NSN 4140-01-558-6224
NSN 6320-01-307-0467
NSN 5835-01-203-8295
NSN 5930-01-492-1796
NSN 2925-00-087-2465
NSN 5920-00-281-2488
NSN 6320-01-173-7950
NSN 5920-01-418-1821