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 4140-01-195-7618
NSN 5935-01-634-0668
NSN 5935-01-028-6042
NSN 5960-01-307-2674
NSN 6150-00-616-1541
NSN 5935-01-266-6247
NSN 5930-01-167-8946
NSN 6320-01-643-0850
NSN 5960-00-135-6143
NSN 5920-01-127-6958
NSN 5835-01-366-5906
NSN 6320-00-070-4544