A class 5MT is a 4-6-0Steam Locomotive they were built by London,Midland&Scottish Railwayand British Railwaysbut the British Railways ones were different. This is one of the BR Class 5's Image:Steam Locomotive - 73096 -at Virgina Water station 280404.jpg In the Whyte notation, a 4-6-0 is a railroad steam locomotive that has a two-axle leading truck followed by three driving axles. ... British Railways (BR), later rebranded as British Rail, ran the British railway system, from the nationalisation of the Big Four British railway companies in 1948 until its privatisation in stages between 1994 and 1997. ...

See also

LMS Stannier Class 5 4-6-0 BR standard class 5 73096 is one of five preserved standard fives and has a mainline certificate. ...

Preservation

In The LMS Stannier's-44767,44806,44871,44901,44932,45000,45025,45110,45163,45212,45231,45293, 45305,45337,45379,45407,45428 and 45491 have survived.

And In The BR Standards-73050,73082,73096,73129 and 73156 have survived

Other class 5MT's

There Were Two Other Types,Crabs and 2-6-0 moguls.

 The Moguls were first numbered 13245-84 but were renumbered 2945-84,That was when the crab locomotives were renumbered 2700-2944. 

Preservation

In the 2-6-0 moguls only one 42968 is preserved SRC 89 working on the daily passenger train in 1993. ...

From the crab locomotives two of them 42700 and 42765 are surviving.