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 5965-00-150-1144
NSN 6110-01-196-8504
NSN 5915-00-226-6863
NSN 6145-00-174-4489
NSN 5985-00-179-8956
NSN 5999-00-382-7660
NSN 5855-01-225-5855
NSN 5855-01-650-3762
NSN 5985-01-021-0449
NSN 6130-01-361-5171
NSN 5999-01-487-7089
NSN 4140-00-733-7936