Steam Loco Class Information

Class Details

Introduced 1920. Hurry Riches Rhymney Railway Class S1 design.

Weight:
Loco 56 tons 8 cwt Driving Wheel: 4' 4?"
Boil Press: 175lb/sq in NS
Cylinders: Valve Gear: Stephenson (slide valves)
Two 18" x 26" (inside) TE: 23,870 lb; 25,210 lb (a)
Two 18?" x 26" (inside) (a)

Total Locos for Class - 3

92

604 a

605