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 5998-00-405-7029
NSN 5920-01-145-1353
NSN 5930-01-426-1465
NSN 5920-01-212-9504
NSN 7035-01-372-3361
NSN 6150-00-737-2400
NSN 5945-01-149-4291
NSN 5930-01-085-1765
NSN 6685-01-385-2131
NSN 6105-01-463-2387
NSN 6620-01-270-6619
NSN 5975-01-650-9543