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 6240-01-545-4554
NSN 5985-01-550-1540
NSN 5920-01-212-1536
NSN 6145-00-338-5645
NSN 5990-00-698-3963
NSN 6110-01-579-9980
NSN 6130-00-196-5292
NSN 5925-00-290-4451
NSN 5975-01-026-2427
NSN 6150-00-985-8398
NSN 6105-01-347-3395
NSN 5835-00-518-4507