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 5925-00-241-6549
NSN 5985-00-369-7180
NSN 6130-01-107-3087
NSN 5915-01-291-6353
NSN 6320-01-194-1253
NSN 5930-01-483-7614
NSN 4140-00-069-5154
NSN 5960-00-257-4203
NSN 6650-01-134-8576
NSN 2925-01-547-4565
NSN 5960-01-147-0905
NSN 6240-01-050-8306