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 6620-00-853-2563
NSN 5915-01-398-6277
NSN 5905-00-661-2395
NSN 5990-00-845-2864
NSN 6240-01-478-3854
NSN 5925-01-337-4928
NSN 6150-01-596-5019
NSN 5975-00-392-1983
NSN 5835-01-126-9358
NSN 5935-01-365-2492
NSN 6145-01-501-4228
NSN 5996-01-522-1695