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 6240-00-255-6976
NSN 5998-00-718-2028
NSN 6240-01-418-1917
NSN 6240-01-349-8766
NSN 5985-00-869-6519
NSN 5950-01-461-1216
NSN 6110-01-214-2568
NSN 5935-01-046-9419
NSN 5960-01-013-2587
NSN 5920-01-362-5183
NSN 6105-01-440-8922
NSN 6685-00-171-8134