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 5895-00-689-2990
NSN 6650-00-932-2048
NSN 5855-00-237-4088
NSN 5905-00-245-3773
NSN 5920-00-185-5801
NSN 6610-00-168-2200
NSN 5935-00-276-9413
NSN 6620-01-020-1722
NSN 5985-00-993-3267
NSN 6240-01-375-6119
NSN 5915-00-450-9668
NSN 5985-00-516-2373