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 5835-01-347-8714
NSN 6110-01-321-3164
NSN 6610-00-032-3536
NSN 6135-01-180-9611
NSN 5996-00-420-9027
NSN 5950-01-154-5434
NSN 4140-01-445-9115
NSN 5998-01-381-2389
NSN 6130-01-467-9465
NSN 7035-01-146-7096
NSN 6130-01-252-5797
NSN 5960-00-628-2003