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 4140-00-144-0226
NSN 6645-01-449-0785
NSN 6320-01-170-4068
NSN 5985-00-484-4895
NSN 5945-01-039-9467
NSN 6610-00-525-6022
NSN 6650-01-044-5431
NSN 6220-00-827-0227
NSN 5920-01-574-0089
NSN 5895-00-218-1355
NSN 5920-00-465-0594
NSN 6650-01-342-5890