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 4140-00-828-7113
NSN 5925-00-033-7885
NSN 6145-00-927-8830
NSN 7035-01-143-0355
NSN 5835-00-494-8419
NSN 6135-01-424-8130
NSN 5996-01-400-3558
NSN 5855-00-466-2309
NSN 5905-00-170-5503
NSN 5895-01-186-4368
NSN 5925-00-776-5062
NSN 2925-01-068-3844