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 6240-01-645-4797
NSN 5950-01-591-2049
NSN 6220-01-210-3228
NSN 6645-01-497-4873
NSN 5855-00-116-6621
NSN 5905-00-418-4426
NSN 2925-01-399-2765
NSN 6240-01-372-5894
NSN 5945-00-272-5536
NSN 5945-01-577-4413
NSN 5910-01-175-8410
NSN 6650-01-579-3855