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 5925-00-224-7474
NSN 5855-00-763-2155
NSN 5935-00-975-1372
NSN 5855-01-149-4110
NSN 5920-00-382-8849
NSN 6240-00-735-7599
NSN 5915-01-593-8937
NSN 6650-00-253-4783
NSN 5930-00-554-1064
NSN 6130-01-464-4174
NSN 5920-01-545-0548
NSN 6105-01-435-2751