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 5960-01-108-2984
NSN 5950-00-537-6634
NSN 6240-01-594-2819
NSN 7035-00-782-7046
NSN 6610-01-649-5326
NSN 5920-01-508-4243
NSN 5905-00-419-7355
NSN 5835-01-555-8963
NSN 5895-00-671-5324
NSN 6220-01-090-0126
NSN 6610-01-459-8690
NSN 5950-00-764-4589