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 6320-00-405-2348
NSN 5835-00-351-9459
NSN 6145-00-598-9397
NSN 6320-01-421-7826
NSN 5996-01-271-7288
NSN 5998-01-462-4283
NSN 5965-01-600-4847
NSN 6685-01-386-3110
NSN 5965-01-633-8849
NSN 5930-00-361-7257
NSN 2925-01-254-3068
NSN 6320-00-583-3104