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Y. T. 119—Tug—Harbors—Single Screw—Diesel Electric DESCRIPTION Diesel electric, all welded steel towboat, designed by the bu- reau of construction and repair, United States navy depart- ment. Built at the Boston navy yard. Commissioned March %, 1933: Hor towing and general harbor work, Pearl Harbor, Hawaii. Speed, 12.6 knots. Name—yY. T. 119 Owner—United States Navy Builder—Navy Yard, Boston Naval Architect—Bur. Construction & Repair Launched—Dec. 19, ’°32; Comp. Mar. 7, ’33 Classification—Owner’s requirements HULL PARTICULARS Length over all, 110 feet, 3 inches; length between perpendiculars, 98 feet; breadth mold- ed, 24 feet; depth molded, 13 feet, 6 inches; draft, mean, full load, 8 feet, 7% inches; dis- placement loaded, 300 tons; bunker diesel fuel oil capacity, in tons, 31; speed, on trial, 12.6 knots, MACHINERY PARTICULARS Main Engines—Two, 6-cylinder, 4-cycle, non- reversible, solid injection diesel engines, 12%- inch bore by 20-inch stroke; built by McIntosh & Seymour Corp. Each engine develops 417 horsepower at 300 revolutions per minute, and is direct connected to an electric generator and exciter, Main Generators—Two, each of 260 kilo- watts, 250 volts, 1040 amperes, direct current, with an attached 35-kilowatt, 125-volt, 280 am- peres direct current exciter; built by General Electric Co. Each of these generators is driv- en by one of the above-mentioned diesel engines at 300 revolutions, Main Propulsion Motor—One, 640 _ horse- eat F ita inal . ae iss power, double armature, 500 volts, and 1040 amperes, direct current, General Electric pro- pelling motor, Auxiliary Generator—One, 3-cylinder, 24- horsepower, Cummins diesel engine, driving one Electro-Dynamic generator 10 k. w., 120 volts, and one Ingersoll-Rand compressor, AUXILIARY EQUIPMENT Pumps—Three Worthington; one La Bour; one Northern, one Fairbanks-Morse Air Compressor—Ingersoll-Rand compressor;. Electro-Dynamic 20 h.p. electric motor. Steering Engine—Electric, Lidgerwood Windlass—Hyde Windlass Co. Propeller—Philadelphia Navy Yard Retrigeration—General Electric Co. Heater—American Radiator Co.; oil burner, Automatic Burner Corp. Thrust Bearings—Kingsbury Machine Works Galley Range—Elisha Webb & Son Co, Galley Equipment—Edison G. E. Appliance Valves and Fittings—Crane Co. REMARKS This large, able, sea-going tug is of electric welded construction throughout. The framing is on the longitudinal system, Four watertight bulkheads divide the hull into five watertight compartments. The Y. T. 119 was built in one of the drydocks at the navy yard, Boston. rT i tf | VAI == | iq . aoe ce Sica j ar Anchor y alt 4p Windlass a ee =i 6 Oe Se Tr a i rz b, o#/ ry Sum, ¥ 3z 30 28 -260«4—CCC NIG 4S RCO BNO. 6 UCC MARINE REvVIEw—April, 1934 a7 maiiietaeiati eee ee ocala a eee