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 5925-00-633-6236
NSN 5910-01-353-9130
NSN 5925-00-636-5683
NSN 5935-01-045-5119
NSN 6220-00-200-7888
NSN 6240-01-048-3330
NSN 4140-01-255-3496
NSN 5925-01-169-4116
NSN 5915-01-466-6108
NSN 5960-00-032-9715
NSN 5920-00-228-4498
NSN 5998-01-094-5315