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 5835-01-251-7301
NSN 5910-01-116-3339
NSN 6110-01-358-5165
NSN 5920-01-168-3232
NSN 5975-01-156-8968
NSN 2925-01-113-6904
NSN 6135-01-370-2599
NSN 6150-01-260-5432
NSN 5910-00-341-6114
NSN 6220-00-337-0806
NSN 5999-00-752-7655
NSN 5925-01-124-0156