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 6240-01-503-5404
NSN 5835-01-495-0595
NSN 5945-01-150-6501
NSN 5835-00-187-1481
NSN 5895-00-262-4331
NSN 5945-00-886-5495
NSN 2925-00-225-5386
NSN 6610-01-375-9994
NSN 6650-01-486-3964
NSN 6610-01-420-0904
NSN 5905-00-191-9815
NSN 5920-01-247-9196