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 5998-01-043-5653
NSN 5945-00-417-7282
NSN 5915-01-524-7544
NSN 6620-00-246-1529
NSN 4140-01-033-4953
NSN 5945-01-117-5868
NSN 6145-01-650-1791
NSN 6240-01-350-1578
NSN 6685-01-206-4615
NSN 6645-00-580-2652
NSN 5920-00-113-6041
NSN 5960-01-399-4327