Any material specifically designed and constructed to resist deterioration from the action of heat, gas, chemicals or liquids and used to create a tight seal. It is supplied in loose form or in coils, spirals, spools or cut lengths, usually having a square or round cross section. For rubber items having a round cross section, see rubber round section. Excludes rope, asbestos; calking cotton; and calking lead. See also packing, preformed; and oakum.
NSN 5855-01-144-4837
NSN 5996-01-317-9389
NSN 5895-01-214-1902
NSN 5920-01-504-4936
NSN 6110-00-169-5722
NSN 6650-00-751-9958
NSN 6130-01-013-9343
NSN 6130-00-753-7732
NSN 6110-00-628-3583
NSN 4140-01-026-8387
NSN 5960-00-051-6159
NSN 6645-00-262-7448