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 2925-01-362-2515
NSN 6240-00-981-8218
NSN 5945-00-226-1298
NSN 5930-00-432-0897
NSN 5990-00-950-6890
NSN 5975-00-129-6056
NSN 5935-01-013-5634
NSN 5985-01-220-7892
NSN 6645-01-087-7345
NSN 6620-01-191-5934
NSN 6130-00-303-3985
NSN 6650-00-717-8913