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 5835-00-518-4507
NSN 6645-01-048-6845
NSN 6135-00-203-9645
NSN 6320-01-050-1290
NSN 5996-01-263-3539
NSN 5915-01-201-2937
NSN 5855-01-601-8145
NSN 5935-01-214-4534
NSN 5975-00-038-2813
NSN 5945-01-496-5799
NSN 6135-01-088-2708
NSN 4140-00-409-6785