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 5935-01-025-5949
NSN 2925-01-233-8545
NSN 5920-01-032-4756
NSN 5930-01-176-6310
NSN 5925-00-775-3614
NSN 5835-01-431-6877
NSN 6650-01-115-7981
NSN 6240-01-014-9044
NSN 6220-00-508-9155
NSN 5965-01-461-2850
NSN 5999-00-074-0544
NSN 6105-01-118-7004