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 5996-01-441-3360
NSN 6645-00-507-5544
NSN 6240-00-994-4056
NSN 6130-00-105-6602
NSN 5998-00-756-7822
NSN 6135-00-196-5267
NSN 5945-01-455-5673
NSN 5915-00-099-0347
NSN 6135-00-628-1142
NSN 6130-01-646-7129
NSN 6650-00-246-3751
NSN 6320-01-416-9357