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 6105-00-855-7787
NSN 6620-00-498-7781
NSN 6145-00-165-3869
NSN 5999-01-418-0941
NSN 6610-01-534-8433
NSN 5855-00-688-9954
NSN 5965-01-555-8775
NSN 5945-00-981-9010
NSN 6105-01-319-0144
NSN 5935-01-613-3067
NSN 5855-00-761-6559
NSN 6240-01-605-1799