; designed with side mount activation button which reduces user damage during activation (provided for in subheading 8302.41.30) Free No change No change On or before 12/31/2020 . 1417. Antitheft steel cases with digital locks Subchapter II of chapter 99 is amended by inserting in numerical sequence the following new heading: 9902.15.37 Armored safes of welded steel, each weighing 11.8 kg or less, valued $24 or more but not over $36, with digital lock (provided for in heading 8303.00.00) 2.2% No change No change On or before 12/31/2020 . 1418. Recovery boiler economizers Subchapter II of chapter 99 is amended by inserting in numerical sequence the following new heading: 9902.15.38 Economizers comprising auxiliary plant for use with boilers of heading 8402, with a pressure capacity of 10686.87 kPa, certified by the importer as for use in the pulp and paper industry (provided for in subheading 8404.10.00) Free No change No change On or before 12/31/2020 . 1419. Steam turbines with an output between 60 MW and 120 MW Subchapter II of chapter 99 is amended by inserting in numerical sequence the following new heading: 9902.15.39 Stationary steam turbines, condensing type, direct drive, suited for use with a generator, having an output of 60 MW or more but not over 120 MW, with a rotational speed more than 3500 RPM (provided for in subheading 8406.81.10) 1.3% No change No change On or before 12/31/2020 . 1420. Steam turbines with an output between 27 MW and 40 MW Subchapter II of chapter 99 is amended by inserting in numerical sequence the following new heading: 9902.15.40 Steam turbines, multi-stage, condensing type, direct drive, suitable for use with a generator, having an output of 27 MW or more but not over 40 MW, with an operating rotational speed more than 3500 RPM (provided for in subheading 8406.82.10) Free No change No change On or before 12/31/2020 . 1421. Used compression-ignition internal combustion engines Subchapter II of chapter 99 is amended by inserting in numerical sequence the following new heading: