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 6320-00-284-1524
NSN 5975-00-153-0050
NSN 5855-01-578-1396
NSN 6645-00-935-7046
NSN 6240-00-696-0249
NSN 5835-00-729-9305
NSN 5930-01-244-3856
NSN 6145-01-547-3496
NSN 6650-00-477-9031
NSN 6130-01-454-2542
NSN 5935-01-581-5159
NSN 6110-00-707-9869