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 5990-00-633-7634
NSN 6135-00-823-3034
NSN 5985-01-454-4809
NSN 5950-01-235-6702
NSN 5915-01-181-7325
NSN 6650-01-581-2390
NSN 6145-01-178-2153
NSN 5965-01-605-1753
NSN 6610-00-942-2131
NSN 5975-01-536-9613
NSN 5998-01-500-4473
NSN 6240-00-908-5069