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 5996-01-158-0086
NSN 5920-01-044-2685
NSN 5996-01-183-3632
NSN 5990-00-492-5063
NSN 6610-01-307-3192
NSN 6240-00-407-1024
NSN 5950-00-319-8589
NSN 6110-00-449-6269
NSN 5905-01-160-5037
NSN 6650-01-440-9215
NSN 5835-01-623-3328
NSN 5905-01-523-8998