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 6320-01-272-7072
NSN 6145-01-599-9935
NSN 6130-00-911-2285
NSN 5935-01-309-0033
NSN 5895-01-068-3279
NSN 6240-01-175-3877
NSN 6150-01-569-8650
NSN 6110-01-139-1978
NSN 5950-00-964-7374
NSN 5998-00-087-8000
NSN 5905-01-319-8474
NSN 5945-01-028-8622