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 5975-01-581-9442
NSN 5945-01-439-9665
NSN 5985-01-634-0635
NSN 5930-01-580-9225
NSN 6135-01-648-4875
NSN 5925-01-238-9414
NSN 6105-01-343-2954
NSN 5999-01-062-4039
NSN 6145-00-224-5245
NSN 5935-01-052-6486
NSN 5996-01-242-8944
NSN 6685-01-096-2275