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 5925-00-217-6381
NSN 6650-01-290-4001
NSN 6650-01-465-5362
NSN 5855-01-064-8961
NSN 7035-00-104-7613
NSN 6620-01-068-4498
NSN 5925-00-159-0414
NSN 5950-01-426-4021
NSN 5965-00-161-3954
NSN 5935-01-029-3383
NSN 5996-01-342-8760
NSN 5925-00-401-1077