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 5855-01-506-4610
NSN 6220-01-435-4839
NSN 5950-00-242-2115
NSN 5915-01-321-7448
NSN 6240-01-184-2060
NSN 5930-01-354-0652
NSN 6135-01-286-9563
NSN 6650-01-056-5306
NSN 5945-01-563-0784
NSN 6610-01-489-0071
NSN 2925-01-442-7812
NSN 5920-01-303-5951