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 5895-00-292-2872
NSN 5998-00-413-2195
NSN 6610-01-117-7130
NSN 4140-01-283-2287
NSN 5945-01-124-7993
NSN 7035-01-174-7878
NSN 5960-01-599-9821
NSN 5990-01-343-6407
NSN 6610-00-925-0935
NSN 5990-01-544-4360
NSN 6145-01-104-5084
NSN 5855-01-462-0495