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 6240-01-537-2246
NSN 6620-01-398-8986
NSN 6150-01-557-5518
NSN 5999-01-292-9218
NSN 5920-01-550-1810
NSN 5915-01-175-1628
NSN 5996-00-467-1429
NSN 5895-01-268-6064
NSN 5945-00-087-4037
NSN 5925-01-437-9172
NSN 5945-00-237-8073
NSN 2925-01-300-6602