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 5915-01-392-1184
NSN 5975-00-726-0140
NSN 6645-01-483-1331
NSN 5998-00-801-7925
NSN 2925-00-246-3077
NSN 6320-01-439-5264
NSN 5965-01-337-1217
NSN 5996-01-445-5528
NSN 6135-01-400-2947
NSN 4140-01-229-5143
NSN 6645-01-318-1874
NSN 6220-00-880-7806