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 6320-01-138-0442
NSN 5999-01-141-8248
NSN 5835-00-491-3834
NSN 5960-01-573-6483
NSN 5950-01-181-5608
NSN 6220-01-317-3283
NSN 5985-01-293-1570
NSN 5915-00-229-1474
NSN 5975-01-435-5649
NSN 5999-00-015-1282
NSN 5930-01-245-1476
NSN 5975-01-122-9278