The NBR A Class ( London and North Eastern Railway (LNER) Classes N14 and N15 were the standard

0-6-2 Under the Whyte notation for the classification of steam locomotives, represents the wheel arrangement of no leading wheels, six powered and coupled driving wheels on three axles and two trailing wheels on one axle. The type is sometimes kno ...

tank locomotive A tank locomotive or tank engine is a steam locomotive that carries its water in one or more on-board water tanks, instead of a more traditional tender. Most tank engines also have bunkers (or fuel tanks) to hold fuel; in a tender-tank locom ...

s designed by William P. Reid for freight duties on the North British Railway. The LNER regarded the original locomotives as two separate classes (N14 & N15). The final batch of locomotives was on order at the time of the grouping in 1923.

History

N14 Class

The original six locomotive introduced in 1909 and had inside cylinders and

piston valves Piston valves are one form of valve used to control the flow of steam within a steam engine or locomotive. They control the admission of steam into the cylinders and its subsequent exhausting, enabling a locomotive to move under its own power ...

operated by

Stephenson valve gear The Stephenson valve gear or Stephenson link or shifting link is a simple design of valve gear that was widely used throughout the world for various kinds of steam engines. It is named after Robert Stephenson but was invented by his employees. ...

, and weighed . They were built by the North British Locomotive Company and numbered 858-863. They were withdrawn 1947-1954.

N15/1 Class

Fifty three similar locomotives were built by the North British Locomotive Company between June 1910 March 1917 with longer cabs but shorter bunkers. They were fitted with Steam brakes and used on Freight duties. A further batch of ten locomotives was built by North British Locomotive Company in February and March 1920. A third batch of ten was on order from

Robert Stephenson and Company Robert Stephenson and Company was a locomotive manufacturing company founded in 1823 in Forth Street, Newcastle upon Tyne in England. It was the first company in the world created specifically to build railway engines. Famous early locomoti ...

when the North British Railway became a constituent of the LNER. They were delivered between January and March 1923. They weighed and were numbered to fill gaps in the sequence between 20 and 926. Two of these locomotives were later fitted with Westinghouse brakes in 1929 and were re-classified N15/2. The remainder were withdrawn between 1957 and 1962.

N15/2 Class

Six N15/1 locomotives were built by the North British Locomotive Company with Westinghouse brakes in 1910. They were used to

bank A bank is a financial institution that accepts deposits from the public and creates a demand deposit while simultaneously making loans. Lending activities can be directly performed by the bank or indirectly through capital markets. Because ...

passenger trains up the 1 in 42

Cowlairs Cowlairs is an area in the Scottish city of Glasgow, part of the wider Springburn district of the city. It is situated north of the River Clyde, between central Springburn to the east and Possilpark to the west. Administratively, in the 21st ...

incline leading from

Glasgow Queen Street railway station , symbol_location = gb , symbol = rail , image = Queen Street railway station (geograph 6687389).jpg , caption = Main entrance in 2020 , borough = Glasgow , country = Scotland , coordinates = , grid_name = Grid reference , grid_posit ...

. Prior to 1910 trains had been rope hauled by a stationary engine. A further two N15/1 were converted to N15/2 in 1929. They weighed and were numbered to fill gaps in the sequence between 7 and 282 and were withdrawn between 1957 and 1962.

References

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External links

NBR/LNER Reid "N14" Class 0-6-2T
at ''BRDatabase''
NBR/LNER Reid "N15" Class 0-6-2T
at ''BRDatabase'' {{LNER Locomotives A 0-6-2T locomotives Railway locomotives introduced in 1909 Railway locomotives introduced in 1910 Scrapped locomotives Standard gauge steam locomotives of Great Britain NBL locomotives Robert Stephenson and Company locomotives Freight locomotives