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 6320-01-350-5570
NSN 5985-01-593-7290
NSN 2925-01-448-2880
NSN 6130-01-430-4868
NSN 5920-00-589-2710
NSN 6610-00-270-9974
NSN 6150-01-406-2969
NSN 5925-00-646-3137
NSN 5925-01-055-1199
NSN 5935-00-270-3069
NSN 5998-01-199-1630
NSN 5915-00-205-2615