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 5905-01-561-5032
NSN 6150-01-251-0440
NSN 7035-00-756-4374
NSN 6110-01-537-6669
NSN 4140-01-545-7754
NSN 5835-00-518-4507
NSN 6220-00-929-4374
NSN 5855-01-529-7260
NSN 6130-01-529-5285
NSN 6105-00-248-5772
NSN 5985-01-264-2344
NSN 6105-00-840-6433