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 6105-00-921-6652
NSN 5945-00-074-4559
NSN 6240-00-837-7653
NSN 5915-00-704-1609
NSN 5925-01-040-6141
NSN 5965-00-015-7408
NSN 6135-00-100-8890
NSN 6650-00-421-5300
NSN 6130-01-424-5526
NSN 6135-01-486-6537
NSN 5990-01-272-4091
NSN 5999-01-263-1895