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 4140-01-072-3379
NSN 5915-01-523-7998
NSN 6220-01-193-2021
NSN 6130-00-299-6920
NSN 6135-00-683-0536
NSN 6220-01-598-8868
NSN 5996-00-421-8429
NSN 5965-01-192-8989
NSN 6320-01-378-6191
NSN 5930-01-376-4203
NSN 5910-01-356-5719
NSN 5905-00-242-7079