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 5960-01-325-2241
NSN 6685-00-582-1215
NSN 5915-01-046-5185
NSN 6105-00-320-0260
NSN 6105-01-342-4220
NSN 7035-01-182-6500
NSN 5915-01-280-2193
NSN 6685-00-764-7131
NSN 6110-01-467-1077
NSN 6240-01-369-0295
NSN 5985-01-534-5581
NSN 5996-01-367-2930