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 5855-01-228-0942
NSN 4140-01-497-2716
NSN 5945-01-545-6681
NSN 6220-01-644-8366
NSN 5950-01-532-2726
NSN 6620-01-552-8829
NSN 2925-01-270-1124
NSN 5996-01-033-1300
NSN 5915-00-423-2749
NSN 6150-01-565-3780
NSN 5990-00-780-7843
NSN 5855-01-658-6119