Class 4 may refer to: *

British Rail Class 04 The British Rail Class 04 is a 0-6-0 diesel-mechanical shunting locomotive class, built between 1952 and 1962 and was the basis for the later Class 03 built in the British Railways workshops. History The prototype locomotive was built in ...

, British diesel shunting locomotive *

BR Standard Class 4 4-6-0 The British Railways Standard Class 4 4-6-0 is a class of steam locomotives, 80 of which were built during the 1950s. Six have been preserved. Background The class was introduced in 1951. They were designed for mixed traffic use on secondary ...

, British steam locomotive *

BR Standard Class 4 2-6-0 The BR Standard Class 4 2-6-0 is a class of steam locomotive designed by Robert Riddles for British Railways (BR). 115 locomotives were built to this standard. Design and construction The class was designed at the ex-LNER works at Doncaster ...

, British steam locomotive *

BR Standard Class 4 2-6-4T The British Railways Standard Class 4 tank is a class of steam locomotive, one of the BR standard classes built during the 1950s. They were used primarily on commuter and outer suburban services. They were capable of reaching speeds of . Backg ...

, British steam locomotive *

Class 4 telephone switch A class-4, or tandem, telephone switch is a U.S. telephone company central office telephone exchange used to interconnect local exchange carrier offices for long distance communications in the public switched telephone network. A class-4 switc ...

* Class 4, contribution class in the National Insurance system in the UK. *

NSB Class IV The Norwegian State Railways (1883–1996), NSB (Norwegian State Railways) Class IV (as in the number four, or "fire" in Norwegian) or ''Tryggve'' Class was a class of narrow gauge steam locomotives built by Beyer, Peacock & Company in Manchester ...

, Norwegian narrow-gauge steam locomotive *

NSB El 4 NSB El 4 was a class of electric locomotive used by the Norwegian State Railways (NSB) to transport iron ore on the Ofoten Line. NSB had a total of five triple-locomotive sets. History In 1923, Ofoten Line and the Swedish Iron Ore Line were ele ...

, Norwegian electric locomotive *

NSB Di 4 NSB Di 4 is a class of five diesel-electric locomotives built by Henschel for the Norwegian State Railways (NSB). Delivered in 1981, the class is used to haul passenger trains on the Nordland Line and are since 2001 the only revenue diesel locomot ...

, Norwegian diesel locomotive *

SCORE Class 4 SCORE Class 4 is a limited four-wheel, single or two-seat vehicle class that competes in the SCORE off-road race series including the Baja 1000, Baja 500, San Felipe 250, Baja Sur 500 and the SCORE Desert Challenge. Class 4 was added in 2009. This ...

, off-road racing vehicles * Speed Class Rating, official unit of speed measurement for SD Cards * TS Class 4, a tram used in Trondheim, Norway * Class 4 truck, US truck class for medium trucks, up to 16,000 pounds weight limit * The fourth class in terms of hiking difficulty in the

Yosemite Decimal System The Yosemite Decimal System (YDS) is a three-part system used for rating the difficulty of walks, hikes, and climbs, primarily used by mountaineers in the United States and Canada. It was first devised by members of the Sierra Club in Southern Cal ...

* Missouri Class 4 city

See also