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 2925-01-474-3363
NSN 7035-01-400-3666
NSN 5895-00-068-7134
NSN 6145-00-943-9549
NSN 6620-01-145-1278
NSN 6610-00-468-1958
NSN 5895-01-358-4200
NSN 5935-01-087-7503
NSN 5920-00-362-1376
NSN 4140-01-311-6901
NSN 5935-00-903-8753
NSN 5945-00-862-3979