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Record: 71951 (21/04/2026)
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GWR Dean "850" Class 0-6-0ST

General

Designer

William Dean

Introduced

1875

Grouping Company

Great Western Railway

Wheel Arrangement

0-6-0ST

Number Built as 850

Conversions from other classes

Manufacturers

Manufacturer	Total
Wolverhampton Works (Stafford Road)	50

Orders

Builder	Sponsor	Order #	Date	Size
Wolverhampton Works (Stafford Road)		T	1874	12
Wolverhampton Works (Stafford Road)		V	1874	12
Wolverhampton Works (Stafford Road)		X	1875	12
Wolverhampton Works (Stafford Road)		Y	1876	12

**Power**
	850 Saddle tank	850 Pannier tank
Variant Introduced	1875	1910

**Wheels**
	850 Saddle tank	850 Pannier tank

**Dimensions**
	850 Saddle tank	850 Pannier tank

**Boiler & Firebox**
	850 Saddle tank	850 Pannier tank

Complete BR Locomotive Database 1948-1997

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GWR Dean "850" Class 0-6-0ST