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 5975-01-233-0684
NSN 6620-01-442-8444
NSN 5930-00-316-2752
NSN 5930-01-417-1951
NSN 5915-01-254-2128
NSN 5975-01-622-0183
NSN 5990-01-626-3840
NSN 5895-01-511-0595
NSN 6240-01-302-6537
NSN 5835-00-143-4153
NSN 5935-01-472-6005
NSN 5835-00-489-6668