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 6145-01-352-6913
NSN 5975-01-122-9278
NSN 5960-00-853-0056
NSN 6130-00-413-4683
NSN 5935-01-623-0689
NSN 6150-00-526-3720
NSN 5998-00-354-2465
NSN 6145-00-240-1708
NSN 5990-00-165-5835
NSN 5945-00-097-1046
NSN 6685-00-466-8672
NSN 6220-01-090-0126