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 5996-00-473-5283
NSN 5990-00-779-4175
NSN 5999-01-268-4972
NSN 6645-00-296-8310
NSN 6610-00-144-4759
NSN 5998-01-463-3662
NSN 5905-01-137-6332
NSN 6145-00-915-5546
NSN 6135-00-643-4843
NSN 6135-00-583-3966
NSN 6150-01-065-9672
NSN 5925-00-505-4083