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 6645-01-408-6568
NSN 6240-00-696-0249
NSN 5998-00-904-3493
NSN 6320-01-560-7177
NSN 5985-01-123-8667
NSN 6620-01-633-8443
NSN 6130-00-554-7852
NSN 5975-00-383-1384
NSN 6150-00-273-9014
NSN 5960-00-268-3200
NSN 5996-00-553-7348
NSN 5990-01-448-2751