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 6620-01-585-5647
NSN 5920-00-237-4759
NSN 5950-00-504-7796
NSN 5975-01-401-5355
NSN 5920-01-277-4121
NSN 6650-01-545-5672
NSN 5855-00-221-9435
NSN 5950-00-767-4129
NSN 5910-01-654-7010
NSN 5855-00-089-3974
NSN 6240-00-965-6066
NSN 6650-01-159-4251