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 5855-01-579-1555
NSN 5998-00-218-1360
NSN 6240-00-419-4301
NSN 5920-01-254-2267
NSN 4140-00-041-4616
NSN 6105-01-393-1750
NSN 5975-01-648-5076
NSN 5960-01-628-2760
NSN 6320-01-089-9086
NSN 2925-00-808-5077
NSN 5935-01-196-5239
NSN 6240-01-129-1688