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 6135-01-215-1245
NSN 2925-01-224-1885
NSN 2925-01-027-1293
NSN 5999-01-140-3626
NSN 5985-01-493-6452
NSN 6650-00-527-8822
NSN 5920-01-492-6512
NSN 6150-01-589-6624
NSN 5985-00-577-2920
NSN 5905-01-519-2516
NSN 6240-01-620-7401
NSN 7035-01-268-0933