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 5895-01-634-0630
NSN 5920-00-805-7132
NSN 5920-01-200-0683
NSN 6130-01-271-6709
NSN 5999-00-483-7470
NSN 7035-01-008-7248
NSN 6110-00-230-9180
NSN 2925-01-217-5889
NSN 5915-00-187-2053
NSN 6135-01-646-3039
NSN 6650-01-282-8015
NSN 6240-01-554-9952