4T or 4-T may refer to:

Biology and chemistry

*4-T-TRIS; see

Thiotrisescaline Thiotrisescaline (T-TRIS) is a series of lesser-known phenethylamines prepared as potential Psychedelics, dissociatives and deliriants, psychedelic drugs. There are two isomers, 3-T-TRIS and 4-T-TRIS, each similar in structure to trisescaline wit ...

*4-t-butylpyrocatechol; see 4-''tert''-Butylcatechol *4T-MMDA-2; see MMDA

Locomotives

*4T class of

locomotive A locomotive is a rail transport, rail vehicle that provides the motive power for a train. Traditionally, locomotives pulled trains from the front. However, Push–pull train, push–pull operation has become common, and in the pursuit for ...

* LMS Stanier 2-6-4T (disambiguation) *

LMS 3-Cylindered Stanier 2-6-4T The LMS Stanier Class 4P 3-Cylinder 2-6-4T is a class of steam locomotives designed for work over the London, Tilbury and Southend Railway route. All 37 were built in 1934 at Derby Works and were numbered 2500–2536. The third cylinder was prov ...

LMS Fairburn 2-6-4T The London, Midland and Scottish Railway (LMS) Fairburn Tank 2-6-4T is a class of steam locomotive. They were designed by Charles E. Fairburn for the LMS. 277 of these locomotives were built between 1945 and 1951, numbered in the range 42050� ...

LMS Fowler 2-6-4T The London, Midland and Scottish Railway (LMS) Fowler 2-6-4T was a class of steam locomotive passenger tank engine designed by Henry Fowler (engineer), Henry Fowler. Construction 125 examples of the class were built. The last 30 numbered 2395 ...

Bristol and Exeter Railway 4-2-4T locomotives The 14 Bristol and Exeter Railway 4-2-4T locomotives were broad gauge 4-2-4T steam locomotives built to three different designs. The first entered service in 1853. The Bristol and Exeter Railway was consolidation (business), amalgamated into the ...

* LMS/BR Class 4 2-6-4T locomotives *

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 . Bac ...

LMS 2-Cylindered Stanier 2-6-4T Sir William Stanier's London, Midland and Scottish Railway (LMS) Class 4P 2-Cylinder 2-6-4T was a class of 206 steam locomotive built between 1935 and 1943. They were based on his LMS 3-Cylinder 2-6-4T. Numbering The LMS numbered them 2425� ...

* L&YR Hughes 4-6-4T * LMS Stanier Class 2 0-4-4T * Highland Railway Drummond 0-6-4T Class * Highland Railway Drummond 0-4-4T Class * 0-8-4T *2-6-4T; see

2-6-4 Under the Whyte notation for the classification of steam locomotives, a locomotive has two leading wheels, six coupled driving wheels and four trailing wheels. Overview With only a few known exceptions, the Adriatic wheel arrangement was u ...

*0-4-4T; see

0-4-4 Under the Whyte notation for the classification of steam locomotives, 0-4-4 represents the wheel arrangement of no leading wheels, four powered and coupled driving wheels on two axles, and four trailing wheels on two axles. This type was only u ...

*4-6-4T; see

4-6-4 , under the Whyte notation for the classification of locomotives, represents the wheel arrangement of four leading wheels, six powered and coupled driving wheels and four trailing wheels. In France where the type was first used, it is known as ...

*0-6-4T; see

0-6-4 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 four trailing wheels on two axles. Overview This wheel arr ...

*2-8-4T; see

2-8-4 Under the Whyte notation, a 2-8-4 is a steam locomotive that has two unpowered leading wheels, followed by eight coupled and powered driving wheels, and four trailing wheels. This locomotive type is most often referred to as a Berkshire, thoug ...

*2-2-4T; see

2-2-4 The symbol , known in Unicode as hyphen-minus, is the form of hyphen most commonly used in digital documents. On most keyboards, it is the only character that resembles a minus sign or a dash, so it is also used for these. The name ''hyphen-min ...

*2-4-4T; see 2-4-4

Other

*4T, alias for

Four Tet Kieran Miles David Hebden (born September 1977), known as Four Tet, is an English electronic musician. He came to prominence as a member of the post-rock band Fridge before establishing himself as a solo artist with charting and critically acc ...

, musician *4T-GTE, a model of

Toyota T engine The Toyota T series is a family of inline-4 automobile engines manufactured by Toyota beginning in 1970 and ending in 1985. It started as a pushrod overhead valve (OHV) design and later performance oriented twin cam (DOHC) variants were added t ...

*4T, a model of

LWD Szpak The LWD Szpak (''starling'') was a Polish utility aircraft of 1945, the first Polish aircraft designed after World War II and built in a short series. Development The war destroyed the whole Polish aviation industry. As soon as the Eastern part of ...

, a Polish utility aircraft * Piaggio Zip 4T, an urban scooter *4T, the production code for the 1977 ''Doctor Who'' serial '' The Invisible Enemy'' *

Fourth Transformation The Fourth Transformation () is Mexican President Andrés Manuel López Obrador's (commonly known as "AMLO") 2018 campaign promise to do away with privileged abuses that had plagued the country in decades past. López Obrador defined the first ...

, 2018 campaign promise by Mexico's president to do away with abuses that plagued that nation *4T, an abbreviation for a

four-cycle engine A four-stroke (also four-cycle) engine is an internal combustion (IC) engine in which the piston completes four separate strokes while turning the crankshaft. A stroke refers to the full travel of the piston along the cylinder, in either directi ...

, from the German viertakt

Biology and chemistry

Locomotives

Other

See also