Midland Railway 483 Class
Encyclopedia
The Midland Railway
483 Class 4-4-0 was a class of steam locomotive
designed for passenger work. This design formed the basis for the later LMS Class 2P 4-4-0
. The London Midland and Scottish Railway seems to have inherited 3 batches of these locomotives and some of them passed into British Railways (BR) ownership in 1948.
Note: two of the above number series contain gaps so the totals do not tally.
For terminology, see Steam locomotive components
Midland Railway
The Midland Railway was a railway company in the United Kingdom from 1844 to 1922, when it became part of the London, Midland and Scottish Railway....
483 Class 4-4-0 was a class of steam locomotive
Steam locomotive
A steam locomotive is a railway locomotive that produces its power through a steam engine. These locomotives are fueled by burning some combustible material, usually coal, wood or oil, to produce steam in a boiler, which drives the steam engine...
designed for passenger work. This design formed the basis for the later LMS Class 2P 4-4-0
LMS Class 2P 4-4-0
The London Midland and Scottish Railway Class 2P 4-4-0 was a class of steam locomotive designed for light passenger work.- Overview :The class was introduced in 1928 and was a post-grouping development of the Midland Railway 483 Class with modified dimensions and reduced boiler mountings.The...
. The London Midland and Scottish Railway seems to have inherited 3 batches of these locomotives and some of them passed into British Railways (BR) ownership in 1948.
Details
- BR numbers 40332-40397 (17 locomotives) originally built 1882-1891, some rebuilt from 1910 onwards
- BR numbers 40400-40562 (143 locomotives) originally built 1891-1901, all rebuilt between 1912 and 1923
- BR numbers 40322-40326 (5 locomotives) built for Somerset and Dorset Joint RailwaySomerset and Dorset Joint RailwayThe Somerset & Dorset Joint Railway – almost always referred to as "the S&D" – was an English railway line connecting Bath in north east Somerset and Bournemouth now in south east Dorset but then in Hampshire...
1914-1921 and taken into LMS stock in 1930
Note: two of the above number series contain gaps so the totals do not tally.
Unrebuilt locos
- LMS/BR Power classification, 2P
- Locomotive weight, 53 tons 7 cwt
- Tender weight, Not known
- Boiler pressure, 160 psi
- Superheater, No
- Cylinders, 18"x26"
- Driving wheel diameter, 6' 6½"
- Tractive effort, 15,960 lb
- Valve gear, Stephenson (slide valves)
Rebuilt locos
- LMS/BR Power classification, 2P
- Locomotive weight, 53 tons 7 cwt
- Tender weight, Not known
- Boiler pressure, 160 psi
- Superheater, Yes
- Cylinders, 20½"x26"
- Driving wheel diameter, 7' 0½"
- Tractive effort, 17,585 lb
- Valve gear, Stephenson (piston valves)
For terminology, see Steam locomotive components
Steam locomotive components
A listing of the components found on typical steam locomotives.center|720px|Schematic steam locomotiveGuide to steam locomotive components .A listing of the components found on typical steam...