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 5996-01-468-7309
NSN 5998-01-602-9152
NSN 5910-01-640-9109
NSN 4140-01-565-4993
NSN 5965-01-580-7754
NSN 2925-00-363-9878
NSN 6110-00-102-5062
NSN 5950-01-492-5919
NSN 6650-00-775-6560
NSN 6150-01-459-2494
NSN 5835-01-534-3172
NSN 4140-01-078-6520