GWR 0-6-0PT - Classification

Classification

The GWR pannier tank locomotives were classified as follows:

Small engines (wheelbase under 15'), rebuilt from saddle or side tanks

• 93, 850, 1901 Classes · G. Armstrong/W'hampton 1874-95, 292 locos
• 2021, 2101 Classes · Dean/W'hampton 1897-1905, 140 locos

Small engines (wheelbase under 15'), built as pannier tanks from new

• 5400 Class · Collett/Swindon 1930, 25 locos
• 6400, 7400 Classes · Collett/Swindon 1932-50, 90 locos
• 1366 Class · Collett/Swindon 1934, six locos
• 1600 Class · Hawksworth/Swindon 1949-55, 80 locos

Large engines (wheelbase over 15'), rebuilt from saddle or side tanks

• 302 Class · J. Armstrong/W'hampton 1864-5, eight locos
• 1016 Class · G. Armstrong/W'hampton 1867-71, eight locos
• 1076 (Buffalo), 1134 Classes · J. Armstrong/Swindon 1870-1881, 266 locos
• 645, 1501 Classes · G. Armstrong/W'hampton 1872-81, 106 locos
• 119 Class · G. Armstrong/W'hampton (renewals after Gooch) 1878-83, 11 locos
• 322 Class · G. Armstrong/W'hampton (renewals after Beyer) 1878-85, six locos
• 1813 Class · Dean/Swindon 1882-4, 40 locos
• 1661 Class · Dean/Swindon 1886-7, 40 locos
• 655 Class · G. Armstrong/W'hampton 1892-7, 52 locos
• 1854 Class · Dean/Swindon 1890-95, 120 locos
• 2721 Class · Dean/Swindon 1897-1901, 80 locos

Large engines (wheelbase over 15'), built as pannier tanks from new

• GWR 5700 Class · Collett/Swindon and outside firms 1929-50, 863 locos
• GWR 9400 Class · Hawksworth/Swindon and outside firms 1947-56, 210 locos

Large boiler/short wheelbase

• GWR 1500 Class · Hawksworth/Swindon 1949, 10 locos