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 5895-01-392-6299
NSN 5935-01-576-7519
NSN 5990-01-633-9503
NSN 5998-01-173-4103
NSN 5935-01-055-5104
NSN 5935-01-189-7863
NSN 6240-00-495-1301
NSN 6240-01-293-4819
NSN 5945-00-245-0397
NSN 2925-01-054-3190
NSN 5975-00-435-0350
NSN 6150-00-263-3451