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 5996-00-279-1510
NSN 4140-00-753-6888
NSN 6105-00-227-6511
NSN 5925-01-614-8094
NSN 5925-01-414-8843
NSN 5915-01-585-2987
NSN 6650-01-508-3651
NSN 5855-01-003-7102
NSN 6135-01-142-2417
NSN 5985-00-595-8633
NSN 6150-01-270-9035
NSN 4140-01-618-0996