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 6135-00-128-1633
NSN 7035-01-606-1797
NSN 5950-01-518-7337
NSN 5835-00-594-4921
NSN 5905-01-268-1820
NSN 5965-01-607-5753
NSN 5935-01-479-3595
NSN 5925-01-558-3298
NSN 5935-01-454-6020
NSN 5920-00-140-8912
NSN 6650-00-927-3391
NSN 6145-00-963-0167