This Tariff Concession Order (made under s.269P of the Customs Act 1901) declares that specified parts for a blast furnace goggle valve—hydraulic rams, plate seal rings, and rolls/rollers classified at tariff heading 8481.90.90—are covered by item 50 in Part III of Schedule 4 to the Customs Tariff Act 1995. It took effect on 29 November 2005 and remains in force until revoked under ss.269SC or 269SD or until any listed end date. The order changes how importers and customs officials treat those parts for tariff purposes.