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 5990-01-472-2447
NSN 5999-01-063-6189
NSN 5915-01-333-1280
NSN 5835-00-876-4544
NSN 5975-01-532-5412
NSN 5950-01-563-7259
NSN 6685-01-325-9791
NSN 5835-01-279-9508
NSN 6685-01-620-2146
NSN 6110-00-187-2894
NSN 5855-01-362-3640
NSN 6650-01-472-3955