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 2925-01-620-9673
NSN 6110-00-878-5948
NSN 5925-01-384-4915
NSN 6130-00-394-6555
NSN 5965-01-441-8826
NSN 5950-00-362-5661
NSN 6645-01-476-8013
NSN 6650-00-519-0973
NSN 6240-00-426-1972
NSN 5855-00-610-4052
NSN 6130-01-364-4881
NSN 6645-00-843-8837