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 5975-01-378-4289
NSN 5915-00-579-0618
NSN 6150-00-643-0460
NSN 5910-01-220-5118
NSN 5895-01-514-3927
NSN 5960-00-232-2512
NSN 6135-01-027-7543
NSN 6645-01-122-5965
NSN 5835-00-233-6327
NSN 6105-01-497-6913
NSN 5945-01-261-7849
NSN 5950-01-174-3415