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 5999-00-290-5898
NSN 6685-00-904-3854
NSN 5975-00-208-6771
NSN 5895-01-310-7485
NSN 6105-01-180-1955
NSN 5925-01-365-9943
NSN 5835-01-362-8367
NSN 5998-00-407-3868
NSN 5925-01-428-9978
NSN 6650-01-239-6241
NSN 5950-01-205-5166
NSN 6110-01-206-3565