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 5985-01-358-3457
NSN 5935-00-633-3612
NSN 5960-01-024-0578
NSN 7035-00-008-4173
NSN 6130-00-139-1495
NSN 5996-00-672-2085
NSN 6110-01-633-9660
NSN 5945-00-113-8329
NSN 5915-01-097-8451
NSN 5998-01-596-7844
NSN 5990-01-481-8441
NSN 5990-00-212-4316