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 6130-01-265-1021
NSN 5835-00-924-4268
NSN 5960-01-641-5493
NSN 6240-01-431-5442
NSN 4140-01-163-4350
NSN 5996-01-341-0828
NSN 5950-01-285-7226
NSN 5960-01-370-4285
NSN 4140-01-055-6190
NSN 5950-00-187-5538
NSN 5935-01-231-6520
NSN 6240-00-481-5776