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 6610-01-021-5068
NSN 6240-01-468-5576
NSN 5996-01-027-8588
NSN 6135-01-465-2681
NSN 5985-00-966-6338
NSN 5895-01-320-2304
NSN 5930-01-512-3034
NSN 2925-01-004-5627
NSN 5895-00-654-5812
NSN 5935-00-318-8648
NSN 5985-01-642-2782
NSN 5945-01-057-3477