China Railways SN

China Railways SN class
SN class no. 29 on display at the Yunnan Railway Museum
Type and origin Power type Steam Builder Baldwin Locomotive Works Build date 1924-29
Specifications Configuration: ​  • Whyte 0-10-0  • UIC E Gauge 1 ft 11+5⁄8 in (600 mm) Driver dia. 711 mm (27.992 in) Wheelbase 10 ft 0 in (3.05 m) Length 29 ft 8 in (9.04 m) Frame type Bar frame, outside Loco weight 85,500 lb (38,800 kg) Tender weight 16.5 t (16,500 kg) Fuel type Coal Fuel capacity 1 short hundredweight (0.045 t; 0.045 long tons) Water cap. 1,000 US gal (3,800 L; 830 imp gal) Boiler pressure 180 lbf/in2 (13 kg/cm2; 1,200 kPa) Cylinders Two, outside Valve gear Walschaerts Valve type slide valve
Performance figures Tractive effort 14,700 lb (6,667.81 kg)
Career Operators Gebishi Railway China Railway Class SN Number in class 16 Nicknames Kun-rail-ten-wheeled Withdrawn 1990 Preserved SN-23, SN-26, SN-29 Disposition Most scrapped, three preserved

The SN class was a series of 0-10-0 tender locomotives built by Baldwin Locomotive Works for the Gebishi Railway, transporting passengers and goods between Gejiu City and Shiping County. The locomotives served on this line until its closure in 1990.

At least three members of the class are known to be preserved. No.23 is currently displayed in the China Railway Museum, while No.26 is in the Shanghai Railway Museum, No.29 is in the Yunnan Railway Museum.

Gallery

• 
  Positive face of SN-23
• 
  A Link and pin coupler of SN-23
• 
  Driving wheel of SN-23
• 
  Pressure gauge of SN-23
• 
  Firebox doors of SN-23

See also

• Kunming–Hai Phong Railway
• Gebishi Railway
• DFH21
• KD55