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 2925-00-456-7627
NSN 6685-01-328-8909
NSN 5998-01-545-8443
NSN 6320-00-242-3300
NSN 5920-00-908-1929
NSN 5930-00-401-0307
NSN 5996-01-386-4230
NSN 5990-01-054-3332
NSN 5895-01-252-8089
NSN 5950-00-092-6029
NSN 5935-01-493-1745
NSN 6220-00-973-9416