LMS Garratt

Specifications
Specifications
Configuration:;
• Whyte	2-6-0+0-6-2T
• UIC	(1′C)(C1′) h4t
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.	5 ft 3 in (1.600 m)
Wheelbase	79 ft (24.08 m)
Length	87 ft 10+1⁄2 in (26.78 m)
Loco weight	1927 built: 148.75 long tons (151.1 t; 166.6 short tons); 1930 built: 152.5 long tons (154.9 t; 170.8 short tons);
Fuel type	Coal
Fuel capacity	1927 built: 7 long tons (7.1 t; 7.8 short tons); 1930 built: 9 long tons (9.1 t; 10 short tons);
Water cap.	4,500 imp gal (20,000 L; 5,400 US gal)
Firebox:
• Grate area	44.5 sq ft (4.13 m2)
Boiler	LMS type Garratt
Boiler pressure	190 lbf/in2 (1.31 MPa)
Heating surface:
• Firebox	183 sq ft (17.0 m2)
• Tubes and flues	1,954 sq ft (181.5 m2)
Superheater:;
• Heating area	500 sq ft (46 m2) or 466 sq ft (43.3 m2)
Cylinders	Four, outside
Cylinder size	18+1⁄2 in × 26 in (470 mm × 660 mm)
Valve gear	Walschaerts
Valve type	Piston valves

Type and origin
Type and origin
Power type	Steam
Builder	Beyer, Peacock & Co.
Serial number	6325–6327, 6648–6677
Build date	1927 (3), 1930 (30)
Total produced	33

LMS Beyer-Garratt
LMS Beyer-Garratt
Power type
Type and origin
Power type	Steam
Builder	Beyer, Peacock & Co.
Serial number	6325–6327, 6648–6677
Build date	1927 (3), 1930 (30)
Total produced	33
Configuration:;
Specifications
Configuration:;
• Whyte	2-6-0+0-6-2T
• UIC	(1′C)(C1′) h4t
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.	5 ft 3 in (1.600 m)
Wheelbase	79 ft (24.08 m)
Length	87 ft 10+1⁄2 in (26.78 m)
Loco weight	1927 built: 148.75 long tons (151.1 t; 166.6 short tons); 1930 built: 152.5 long tons (154.9 t; 170.8 short tons);
Fuel type	Coal
Fuel capacity	1927 built: 7 long tons (7.1 t; 7.8 short tons); 1930 built: 9 long tons (9.1 t; 10 short tons);
Water cap.	4,500 imp gal (20,000 L; 5,400 US gal)
Firebox:
• Grate area	44.5 sq ft (4.13 m2)
Boiler	LMS type Garratt
Boiler pressure	190 lbf/in2 (1.31 MPa)
Heating surface:
• Firebox	183 sq ft (17.0 m2)
• Tubes and flues	1,954 sq ft (181.5 m2)
Superheater:;
• Heating area	500 sq ft (46 m2) or 466 sq ft (43.3 m2)
Cylinders	Four, outside
Cylinder size	18+1⁄2 in × 26 in (470 mm × 660 mm)
Valve gear	Walschaerts
Valve type	Piston valves
Tractive effort
Performance figures
Tractive effort	45,620 lbf (202.9 kN)
Operators
Career
Operators	London, Midland and Scottish Railway; → British Railways;
Class	Garratt
Power class	Not classified
Withdrawn	1955–1958
Disposition	All scrapped

The London, Midland and Scottish Railway (LMS) Garratt was a class of Garratt 2-6-0+0-6-2 steam locomotive designed for heavy freight. A total of 33 were built from 1927, making them the most numerous class of Garratt in Britain.

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