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 6145-00-258-3608
NSN 5945-01-243-0632
NSN 6150-01-116-6895
NSN 6145-01-633-8253
NSN 6135-01-100-3593
NSN 4140-00-459-9045
NSN 5950-00-456-1844
NSN 5855-01-400-1590
NSN 6645-01-373-2262
NSN 6320-00-242-3300
NSN 5999-01-523-4332
NSN 5998-00-790-0102