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 6320-01-643-0850
NSN 5998-00-292-9515
NSN 6620-01-541-5480
NSN 5945-00-849-6653
NSN 5925-00-467-6213
NSN 6320-00-004-9158
NSN 6320-01-338-6006
NSN 5895-01-583-6532
NSN 6110-00-237-4862
NSN 5998-00-520-6391
NSN 6105-01-428-7811
NSN 6320-01-395-9148