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 5950-01-158-5633
NSN 5905-00-429-9585
NSN 5915-00-200-9139
NSN 6650-01-519-9165
NSN 5960-01-072-9340
NSN 6150-00-133-7994
NSN 6620-00-420-1061
NSN 5996-01-383-7298
NSN 5945-01-284-5665
NSN 6620-00-466-2314
NSN 5925-01-177-8710
NSN 5996-01-442-8296