New York, Susquehanna and Western 206

Specifications
Specifications
Configuration:;
• AAR	B-B
Gauge	4 ft 8+1⁄2 in (1,435 mm) standard gauge
Trucks	Blunt
Wheel diameter	40 in (1,016 mm)
Minimum curve	50° or 118.31 ft (36.06 m)
Wheelbase	30 ft 6 in (9.30 m)
Length	46 ft (14.02 m)
Width	10 ft 2+1⁄2 in (3.11 m)
Height	14 ft 6 in (4.42 m)
Loco weight	230,000 lb (100,000 kg)
Fuel capacity	635 US gal (2,400 L; 529 imp gal)
Prime mover	Alco 539T
Engine type	Inline 6 Four-stroke diesel
Displacement	1,595 cu in (26.14 L) per cylinder; 9,572 cu in (156.86 L) total
Generator	GE GT 553-A
Traction motors	(4) GE 731
Cylinders	6
Cylinder size	12+1⁄2 in × 13 in (318 mm × 330 mm)

Type and origin
Type and origin
Power type	Diesel-electric
Builder	American Locomotive Company
Model	S-2
Build date	April 1942

New York, Susquehanna and Western 206
New York, Susquehanna and Western 206
	NYS&W No. 206 on display at Maywood Station, on December 24, 2011
Power type
Type and origin
Power type	Diesel-electric
Builder	American Locomotive Company
Model	S-2
Build date	April 1942
Configuration:;
Specifications
Configuration:;
• AAR	B-B
Gauge	4 ft 8+1⁄2 in (1,435 mm) standard gauge
Trucks	Blunt
Wheel diameter	40 in (1,016 mm)
Minimum curve	50° or 118.31 ft (36.06 m)
Wheelbase	30 ft 6 in (9.30 m)
Length	46 ft (14.02 m)
Width	10 ft 2+1⁄2 in (3.11 m)
Height	14 ft 6 in (4.42 m)
Loco weight	230,000 lb (100,000 kg)
Fuel capacity	635 US gal (2,400 L; 529 imp gal)
Prime mover	Alco 539T
Engine type	Inline 6 Four-stroke diesel
Displacement	1,595 cu in (26.14 L) per cylinder; 9,572 cu in (156.86 L) total
Generator	GE GT 553-A
Traction motors	(4) GE 731
Cylinders	6
Cylinder size	12+1⁄2 in × 13 in (318 mm × 330 mm)
Power output
Performance figures
Power output	1,000 hp (746 kW) @ 740 rpm
Tractive effort	57,500 lb (26,100 kg)
Operators
Career
Operators	New York, Susquehanna and Western Railway
Numbers	NYS&W 206
Delivered	April 1942
Retired	1985
Current owner	Maywood Station Historical Committee
Disposition	On static display
	New York, Susquehanna & Western Railroad ALCO Type S-2 Locomotive #206
	U.S. National Register of Historic Places
	New Jersey Register of Historic Places
Location	271 Maywood Avenue, Maywood, New Jersey
Coordinates	40°53′46″N 74°3′58″W / 40.89611°N 74.06611°W
Area	0.1 acres (0.040 ha)
NRHP reference No.	09001072
NJRHP No.	4926
Significant dates
Added to NRHP	March 19, 2010
Designated NJRHP	September 9, 2009

New York, Susquehanna and Western Railroad No. 206 is a preserved S-2 class diesel switcher locomotive on display in at the Maywood Station Museum in Maywood, New Jersey. No. 206 was built by ALCO in 1942 for the New York, Susquehanna and Western Railroad (NYS&W), as part of their process to dieselize their locomotive roster. No. 206 served the railroad in freight and switching services for several years, until it was retired in 1985, due to mechanical issues. As of 2025, No. 206 is on static display at the Maywood Station Museum, under the ownership of the Maywood Station Historical Committee.