loco-info.com - French Northern Railway No. 5.001 to 5.022 and 5.031 to 5.120

Dimensions and Weights
Length loco	43 ft 9 9/16 in
Wheelbase	33 ft 2 7/16 in
Rigid wheelbase	25 ft 0 in
Total wheelbase	53 ft 9 11/16 in
Service weight	218,301 lbs
Adhesive weight	194,822 lbs
Total weight	304,542 lbs
Water capacity	4,491 us gal
Fuel capacity	13,228 lbs (coal)

Boiler
Grate area	35.7 sq ft
Firebox area	187.1 sq ft
Tube heating area	2,521.4 sq ft
Evaporative heating area	2,708.5 sq ft
Superheater area	669.8 sq ft
Total heating area	3,378.4 sq ft

Variant	16 bars	17 bars

Power Plant
Driver diameter	61 in
Boiler pressure	232 psi	247 psi
Expansion type	compound
Cylinders	four, HP: 19 5/16 x 23 5/8 in and LP: 26 3/4 x 27 9/16 in

Power
Power source	steam
Estimated power	1,743 hp (1,300 kW)	1,844 hp (1,375 kW)
Optimal speed	28 mph
Starting effort	39,334 lbf	41,791 lbf
with start valve	47,201 lbf	50,149 lbf

Calculated Values
Factor of adhesion	1 : 4.13	1 : 3.89
Power-to-weight ratio	0.0080 hp/lb	0.0084 hp/lb
Heating Area Equivalent	4,983.6 sq ft
Cylinder volume/HAE	1 : 1037.83
Adhesive weight/Total	1 : 1.12
Tractive force/Heating area	1 : 3140.92	1 : 3337.12
Grate area/Heating area	1 : 89.30
Firebox/Tube area	1 : 17.06
Total/Superheater	1 : 4.04
HP/LP cylinders	1 : 2.25

steam locomotive

freight

De Glehn compound

last changed: 08 2023

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