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 5999-01-389-2428
NSN 5999-00-170-4473
NSN 5998-00-407-2716
NSN 6220-01-580-7006
NSN 2925-01-008-5696
NSN 6240-01-041-4406
NSN 5990-01-559-0578
NSN 4140-01-457-3398
NSN 5965-00-153-5216
NSN 5999-01-015-9173
NSN 6610-01-182-1182
NSN 6130-00-688-5681