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 5996-01-297-0740
NSN 5965-01-392-1761
NSN 5915-01-153-9915
NSN 6240-00-916-4217
NSN 6135-00-505-0679
NSN 5945-00-078-8280
NSN 6110-01-391-8230
NSN 6610-01-422-2376
NSN 7035-01-556-2554
NSN 5990-01-633-9503
NSN 5835-01-249-4529
NSN 6320-01-426-8947