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 5999-01-105-7975
NSN 6220-01-634-0660
NSN 5975-01-307-4032
NSN 4140-01-382-3597
NSN 6610-01-426-5090
NSN 5996-01-391-9585
NSN 6110-00-285-1895
NSN 6110-01-562-5598
NSN 5975-01-068-6027
NSN 5985-01-359-4207
NSN 5985-01-487-3316
NSN 5920-00-683-7883