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 5905-00-737-4962
NSN 6150-00-451-4317
NSN 6650-00-211-6302
NSN 6320-01-495-0512
NSN 5930-01-051-8442
NSN 6105-00-840-6433
NSN 5945-01-322-7960
NSN 5930-00-861-1724
NSN 5925-00-517-8512
NSN 5895-00-908-1720
NSN 5965-01-367-2275
NSN 5895-01-634-0630