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 6610-00-339-2981
NSN 5945-00-219-6129
NSN 5965-01-387-6938
NSN 6220-01-382-2696
NSN 6320-00-476-6898
NSN 4140-00-150-8265
NSN 6685-01-607-4761
NSN 5998-01-489-7092
NSN 6240-00-227-0135
NSN 5925-01-098-3019
NSN 6135-01-432-2785
NSN 2925-00-065-2244