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 5945-01-502-6921
NSN 6645-01-076-4655
NSN 7035-01-235-2295
NSN 6135-01-547-6822
NSN 6130-00-553-8758
NSN 5930-01-599-9090
NSN 5835-00-794-7500
NSN 6150-01-651-3732
NSN 5935-01-412-0643
NSN 5930-00-360-4592
NSN 5990-01-453-3552
NSN 6610-01-537-0816