FS Class 736

Ferrovie dello Stato (FS; Italian State Railways) Class 736 (Italian: Gruppo 736) was a class of 2-8-0 steam locomotives ex-United States Army Transportation Corps (USATC) 2-8-0 steam locomotives of the S160 Class. There were 243 locomotives in this class, numbered 736.001-243.^[1] They were taken to Italy by invading US forces.

FS class 736
FS 736.114 on display at the National Railway Museum of Pietrarsa
Type and origin Power type Steam Builder Alco (16) Baldwin (87) Lima (140) Model USATC S160 Build date 1942–1945
Specifications Configuration: ​  • Whyte 2-8-0  • UIC 1′D h2 Gauge 1,435 mm (4 ft 8+1⁄2 in) Leading dia. 838 mm (2 ft 9 in) Driver dia. 1,448 mm (4 ft 9 in) Wheelbase 15,742 mm (51 ft 7+3⁄4 in) Length 18,593 mm (61 ft 0 in), including tender Adhesive weight 63,503 kg (140,000 lb) Loco weight 73,028 kg (161,000 lb) Tender weight 52,390 kg (115,500 lb) Total weight 125,418 kg (276,500 lb) Fuel type Coal Fuel capacity 9,072 kg (20,000 lb) Water cap. 24.6 m3 (5,410 imp gal; 6,500 US gal) Boiler pressure Originally: 15.6 kgf/cm2 (15.3 bar; 222 psi) Later: 14 kgf/cm2 (13.7 bar; 199 psi) Cylinders Two, outside Cylinder size 483 mm × 660 mm (19 in × 26 in)
Career Operators Ferrovie dello Stato Numbers 736.001 – 736.243 Disposition Two preserved, four others extant, 25 sold to Greece (3 extant), remainder scrapped

They were used on west coast routes working from Rome and Naples, with some later seeing service on the Bologna to Ancona line. Some were transferred to Catania, in Sicily.^[2]

In 1959, twenty-five locomotives of this class Nos 736.011/23/40/55/73/90/101/2/126/7/131/5/51/8/60/4/6/78/88/90/9/203/7/9/17 were sold to the Hellenic State Railways (Greek Railways, SEK), to add to their Class Θγ; being renumbered 571–595.^[2]