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 5999-01-600-3091
NSN 5990-01-199-2846
NSN 6150-01-396-1881
NSN 4140-00-184-4812
NSN 2925-01-300-6602
NSN 5990-01-170-6081
NSN 5855-01-350-4479
NSN 5905-01-309-6833
NSN 5920-01-218-5742
NSN 5895-00-726-3169
NSN 6650-00-791-1637
NSN 5915-01-320-8683