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 6130-01-351-9600
NSN 5915-00-626-2901
NSN 5835-01-035-2976
NSN 5999-00-139-3400
NSN 5950-00-738-9553
NSN 6610-00-061-7882
NSN 5930-01-133-5091
NSN 5905-01-645-4242
NSN 5895-01-274-1062
NSN 5965-01-520-5860
NSN 5835-00-707-6266
NSN 6645-01-227-2036