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 6650-01-616-8967
NSN 6110-00-525-3418
NSN 5910-01-633-9963
NSN 5960-00-441-5147
NSN 5985-01-646-9827
NSN 6620-00-837-9484
NSN 2925-01-221-3247
NSN 6240-01-335-1712
NSN 2925-01-069-5324
NSN 5835-00-358-4235
NSN 6240-01-351-4516
NSN 5975-01-185-6994