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 5895-00-119-8600
NSN 5920-00-836-6983
NSN 6650-00-503-3918
NSN 4140-00-232-9859
NSN 5895-01-406-4601
NSN 5835-00-823-6116
NSN 6240-01-356-0277
NSN 6620-00-203-9466
NSN 6650-01-477-0073
NSN 5920-00-294-0716
NSN 5998-01-324-7096
NSN 6620-01-112-6440