LMS 6399 Fury

Specifications
Specifications
Configuration:;
• Whyte	4-6-0
• UIC	2′C h3
Gauge	4 ft 8+1⁄2 in (1,435 mm) standard gauge
Leading dia.	3 ft 3+1⁄2 in (1.003 m)
Driver dia.	6 ft 9 in (2.057 m)
Length	64 ft 2+3⁄4 in (19.58 m)
Loco weight	87.10 long tons (88.50 t; 97.55 short tons)
Fuel type	Coal
Fuel capacity	5.5 long tons (5.6 t; 6.2 short tons)
Water cap.	3,500 imp gal (16,000 L)
Firebox:
• Grate area	28 sq ft (2.6 m2)
Boiler pressure	1,400–1,800 psi (9.65–12.41 MPa) (HP boiler),; 900 psi (6.21 MPa) (HP drum),; 250 psi (1.72 MPa) (LP boiler)
Heating surface:
• Firebox	218 sq ft (20.3 m2)
• Tubes	1,335 sq ft (124.0 m2)
Superheater:;
• Heating area	274 sq ft (25.5 m2) (high pressure); 355 sq ft (33.0 m2) (low pressure);
Cylinders	Three: 1 HP inside, 2 LP outside
High-pressure cylinder	11+1⁄2 in × 26 in (292 mm × 660 mm)
Low-pressure cylinder	18 in × 26 in (457 mm × 660 mm)

Type and origin
Type and origin
Power type	Steam
Builder	North British Locomotive Co.
Serial number	23890
Build date	1929

LMS 6399 *Fury*
LMS 6399 Fury
Power type
Type and origin
Power type	Steam
Builder	North British Locomotive Co.
Serial number	23890
Build date	1929
Configuration:;
Specifications
Configuration:;
• Whyte	4-6-0
• UIC	2′C h3
Gauge	4 ft 8+1⁄2 in (1,435 mm) standard gauge
Leading dia.	3 ft 3+1⁄2 in (1.003 m)
Driver dia.	6 ft 9 in (2.057 m)
Length	64 ft 2+3⁄4 in (19.58 m)
Loco weight	87.10 long tons (88.50 t; 97.55 short tons)
Fuel type	Coal
Fuel capacity	5.5 long tons (5.6 t; 6.2 short tons)
Water cap.	3,500 imp gal (16,000 L)
Firebox:
• Grate area	28 sq ft (2.6 m2)
Boiler pressure	1,400–1,800 psi (9.65–12.41 MPa) (HP boiler),; 900 psi (6.21 MPa) (HP drum),; 250 psi (1.72 MPa) (LP boiler)
Heating surface:
• Firebox	218 sq ft (20.3 m2)
• Tubes	1,335 sq ft (124.0 m2)
Superheater:;
• Heating area	274 sq ft (25.5 m2) (high pressure); 355 sq ft (33.0 m2) (low pressure);
Cylinders	Three: 1 HP inside, 2 LP outside
High-pressure cylinder	11+1⁄2 in × 26 in (292 mm × 660 mm)
Low-pressure cylinder	18 in × 26 in (457 mm × 660 mm)
Operators
Career
Operators	London, Midland and Scottish Railway
Numbers	6399
Official name	Fury
Disposition	Rebuilt in 1935 as Rebuilt Royal Scot class no. 6170 British Legion

The London, Midland and Scottish Railway (LMS) No. 6399 Fury was an unsuccessful British experimental express passenger locomotive. The intention was to save fuel by using high-pressure steam, which is thermodynamically more efficient than low-pressure steam.