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 5835-01-125-0303
NSN 5999-01-329-8228
NSN 5855-01-331-8502
NSN 5985-00-277-0575
NSN 5945-01-467-1848
NSN 6240-01-212-9586
NSN 2925-01-013-0413
NSN 5930-01-468-0148
NSN 5975-01-045-6683
NSN 5935-01-541-9094
NSN 6320-01-357-3222
NSN 6610-01-509-2048