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 6685-00-964-7774
NSN 5999-00-752-6011
NSN 5999-01-523-6809
NSN 7035-00-299-7150
NSN 6220-01-462-0236
NSN 5950-01-119-4201
NSN 5945-00-132-7892
NSN 6110-00-141-1966
NSN 5999-00-290-5898
NSN 5915-01-121-7158
NSN 5835-01-435-4139
NSN 5990-01-054-4255