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 5935-00-316-3530
NSN 5950-01-312-4016
NSN 6610-01-016-9999
NSN 6650-00-007-4372
NSN 5925-00-160-4747
NSN 4140-00-871-3000
NSN 5950-00-513-9391
NSN 5998-00-184-0949
NSN 5945-00-900-6282
NSN 5925-00-924-9596
NSN 5990-01-393-4808
NSN 6240-01-387-1823