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 5935-01-054-3465
NSN 5960-01-100-0089
NSN 5990-01-271-1628
NSN 5905-01-484-9066
NSN 2925-01-422-1542
NSN 5925-01-007-2049
NSN 6650-00-776-7200
NSN 4140-00-833-2952
NSN 6105-01-350-4314
NSN 5895-00-126-9583
NSN 6320-01-292-2232
NSN 6145-01-222-9208