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 5950-01-571-8541
NSN 6145-00-754-8372
NSN 6685-00-690-1261
NSN 6650-01-128-8438
NSN 6685-01-016-8030
NSN 5975-01-151-0299
NSN 6650-00-279-5741
NSN 5895-00-875-6035
NSN 4140-00-133-1780
NSN 5920-01-142-0039
NSN 5925-01-381-0170
NSN 5835-00-880-6477