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 6320-01-476-7702
NSN 5910-01-633-9963
NSN 5998-00-993-1269
NSN 5920-01-582-6924
NSN 5855-00-149-0766
NSN 5920-00-355-4735
NSN 5905-01-442-8338
NSN 5935-01-573-4939
NSN 5965-00-644-0334
NSN 6145-01-590-8700
NSN 5965-01-109-2917
NSN 5999-01-457-3273