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 6620-00-906-7339
NSN 5910-01-106-4238
NSN 6135-01-380-0059
NSN 5996-00-890-3350
NSN 5835-01-412-6901
NSN 5998-00-759-6404
NSN 6135-01-046-6803
NSN 6650-01-449-1413
NSN 5920-01-085-6437
NSN 4140-01-463-3295
NSN 5965-00-104-3121
NSN 5910-01-196-5771