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 6320-00-925-0558
NSN 5855-00-688-9954
NSN 5950-00-845-9955
NSN 6110-01-432-5238
NSN 5930-01-076-4559
NSN 6105-01-468-0024
NSN 5945-01-230-2173
NSN 5950-01-430-5502
NSN 5950-01-545-1905
NSN 5945-01-542-6803
NSN 6650-01-174-0465
NSN 5910-01-357-6484