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 5835-00-518-4507
NSN 6105-00-175-0207
NSN 7035-01-423-8343
NSN 5999-01-524-0554
NSN 5960-00-543-1956
NSN 2925-01-055-7607
NSN 6145-01-227-6351
NSN 5915-01-633-9845
NSN 5895-00-878-9404
NSN 4140-01-328-9719
NSN 6145-01-495-0942
NSN 6320-01-629-1277