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 5915-01-629-4204
NSN 6135-01-607-5478
NSN 4140-01-358-5141
NSN 6610-00-762-8290
NSN 6320-01-232-4664
NSN 5905-01-467-2269
NSN 6150-01-607-0232
NSN 5925-01-093-2484
NSN 5895-00-797-7364
NSN 6320-00-313-9114
NSN 5999-01-322-7127
NSN 5920-01-367-2542