BREN

BREN Story

The BREN light machine gun was the standard light machine gun of the British Army and Commonwealth Army during World War II and beyond. This type actually exists thanks to the Czech ZB vz/26 light machine gun of the 1920s, which caught the attention of the British Army during a year-long search before other types were adopted.

The simple and sure ZB vz/26 was adopted by the Czech Army in 1924 and manufactured in the famous Brno factory. It holds a rimless 7.9mm cartridge and operates from a top-fed, straight, detachable magazine via a pneumatic, tiltable bolt breech.

The weapon was widely adopted elsewhere (including the MG 26(t) in Nazi Germany) and in the Chinese Civil War (1927-1937, 1946-1950), World War II (1939-1945), the Malayan Emergency (1948) -1960), Korean War (1950-1953), Suez Crisis (1956), Congo Crisis (1960-1965), Rhodesian Bush War (1964-1979), Northern Ireland "The Trouble" (1966) -1998) ). ) and the Falklands War (1982).

Prior to WWII, the British Army was looking for a viable and improved replacement for their existing line of Lewis LMGs, which proved to be a limited LMG design at best. The visit to Czechoslovakia brought the authorities' attention to the ZB vz/26's locally designed circular system.

Several other competing designs remained until 1934, as prototypes were shipped to England for further testing in 1930. The ZB vz/26 evolved into the vz/27, which over time gave rise to the vz/30, vz/32 and vz/33 brands.

All markings up to the vz/30 were modified to fire the original 7.92mm Mauser cartridge, which was of little value to British needs. It was vz/30 who manufactured the .303 British cartridge as a 1930 "ZGB vz/30" prototype and tested it in 1931-32. The subsequent 1933 ZGB vz/33 development became the official basis for the final British design. It was soon decided to adopt the Czech system in the army, with British-centric changes to suit the requirements.

Design work continued until 1935, with the official name "BREN" paying tribute to the gun's true origin (BR = 'Brno') and its main place of manufacture (EN = Royal Small Arms Factory's 'Enfield Lock').

The main (and most important) change to the Czech design involves rifling - the Czech version uses the German 7.92mm Mauser rimless rifle cartridge. For logistics and familiarity, the British opted for their .303 imperial rim cartridge, which was widely used.

This forced a change in the Czech design internals and the development of a new curved magazine to accommodate rimmed bullets (giving the BREN a very defined and highly recognizable profile). The end result is roughly the same as the original Czech product, while retaining the pneumatic, angled bolt repeater. The overall design is very linear in its general form, with a rectangular receiver capped at one end by a solid shoulder rest and the usual barrel and cylinder arrangement at the other. The gas cylinder is traditionally mounted under the barrel and draws high-pressure gas from the fired bullet for use in each subsequent round, converting the gas into the pressure needed to create the internal action.

The weapon has a separate pistol grip with an integrated trigger group mounted under the rear of the receiver. Halfway through the design, a handle was added to the barrel. The barrel is closed with a conical flash suppressor, and a foldable bipod is attached to the top of the cylinder. The charging handle is placed on the right side of the receiver, and the new curved magazine is inserted through the top door.

The spent cartridges ejected cleanly from the bottom of the receiver.

Production was assigned to the fabled Royal Small Arms Factory at Enfield Lock, which was due to start in 1937. The first shipments reached front-line troops in 1938. As UK and Commonwealth participation increased, so did BREN production, eventually involving factories in Canada (Inglis and Netac), Australia (Lithgow) and India (Ishapore).

With the Chinese embroiled in a bitter war against the Japanese Empire in Asia, the BREN guns were also installed in their original 7.92mm Mauser guns and sent overseas to support Chinese nationalist forces.

In practice, the BREN gun has lived up to almost everyone's expectations as a reliable, combat-ready, man-portable weapon system. Its simple design allows for quick repair and maintenance on the battlefield, and the gunner can quickly assemble the gun and disassemble it on the field in minutes. The move has also proven to be very reliable, producing the fewest number of rests. The overall weight of the type - about 22.5 pounds - makes the BREN very portable for long marches and for moving the gun to a more favorable location.

It has a stable effective aiming range of 600 yards and a maximum range of up to 1,850 yards, with a rate of fire of 500 to 520 rounds per minute - the reason for the seemingly low rate of fire is to more effectively cool the barrel between shots. Thereby reducing the possibility of encountering broken barrels. Even an overheated barrel can be quickly repaired by two people in minutes. That . The British 303 cartridge has a muzzle velocity of 2,400 feet per second and has good range penetration. Aiming is by standardizing the design of iron components from the outset.

If the BREN has any limitation, it's its 30-round magazine, which allows for a limited burst of fire before needing to be reloaded. However, as a light machine gun, the use of the magazine is a highly portable weapon that does not require belt ammunition, which could be misfired without due care. Even operators who are not used to popping down the casing may be surprised. Nonetheless, BREN gunners love their weapon and find it to be a very accurate long-range combat system.

A typical problem with British ranks is one gun per section, with two crew members assigned to each gun - the ammunition is distributed throughout the section.

The use of the BREN is not limited to its defining role as a class light machine gun. Several types of installations soon appeared, significantly expanding the tactical role of the weapon. A special high-foot mount allows the weapon to be used as a low-level air defense system (with a soft shell with empty ammunition) to defend airfields, etc. The BREN was also standard on many wartime British and Commonwealth military vehicles, and when mounted on a trainable base, was able to reach neatly around and over the vehicle.

A heavy duty tripod (weighing approximately 26.5 lbs) was developed with suitable aiming optics, which made the BREN an effective defense system when used in a fixed position, while protecting critical areas and bearings.

BREN LMG has been featured in several prestigious brands over its long career. The first version was "Gun, Machine, Bren, . 303in Mark 1" in 1938. They follow the lines of the original prototype and feature a rather sophisticated drum-shaped rear view.

The stock has a folding handle that folds down to support the hand. A sling system was also included, allowing the operator to carry the weapon on the shoulder and swing the machine gun effectively with both hands while "shooting from the hip". A retractable bipod is added below the gas cylinder, and the pull handle folds to reduce jamming.

In practice, however, butted grips were inefficient, and further production was gradually halted over time. By 1940, there were more than 30,000 BREN prototypes in circulation, embedded as standard British Army machine guns.

Between May 26, 1940 and June 4, 1940, a large number of specimens were lost from the miracle of Dunkirk. The captured prototype was subsequently rebuilt by the advancing Germans and returned to service as "Leichte MG 138(e)".

"Gun, Machine, Bren, . 303in Mark 2" was introduced in June 1941 as Britain entered the war in full force. An adjustable vane rear sight mechanism was introduced to simplify production and general operations - especially given the equipment losses suffered by Dunkirk.

The bipod is further simplified to a fixed design type, as is the foldable tilt handle. The surface has also been simplified (no relief grooves) to speed up production and reduce initial costs - albeit at the expense of a slightly heavier end product.

As the war progresses, the BREN system adapts to changes on each front. This produced the "Gun, Machine, Bren, 303in Mark 3" in July 1944. The Mark is roughly similar to the 1938 Mark 1, but with a shortened barrel assembly and a cleaner line to simplify manufacturing.

The "Gun, Machine, Bren, 303in Mark 4" was nothing more than a postwar conversion of the BREN Mark 2 gun to the BREN Mark 3 standard, complete with an improved stock.

In 1948, a new product from BREN during the Cold War was demonstrated in "Gun, Machine, Bren, 303in, Mark 2/1". The mark is roughly similar to the wartime Mark 2, but with a new slide assembly and pull handle.

In the post-war years, based on NATO's acceptance of the 7.62mm cartridge as the standard rifle/machine gun caliber, the modernized "L4 LMG" series began, starting with the "L4A1". The L4A1 model is based on the wartime BREN Mark 3 production model, with changes required for the new 7.62mm cartridge. These include a new straight magazine, barrel assembly, slotted flash hider, new breech and shell extractor, and various other more subtle changes to the original design.

The L4A1 was subsequently improved upon in the upcoming L4A2 branding.

Wartime BREN Mark 2 models were subsequently upgraded through a similar process in the L4A3 modification. The barrel has now been lined with chrome to extend the life of the gun. The BREN Mark 3s were upgraded with a chrome barrel and received the L4A4 designation. The L4A5 model does not have a chromed barrel, but two barrels are released for changes as required. The L4A6 brand has a chromed barrel and is an improved L4A1 production model.

The L4A7 was originally intended to be used by the Indian Army, but this attempt failed.

All in all, BREN performs well under worst-case scenarios and conditions. It fought in mud and blood, desert and jungle, to save the world from the tyranny of Axis and Cold War enemies. Originally a symbol of national pride, this machine gun has endured decades of official service in seemingly countless conflicts.

Without a doubt, it deserves its place among the best automatic small arms ever designed - and one of the best machine guns in the whole of World War II.

It was also used beyond the standard armed forces of the conflict, being dropped on partisans in Italy, employed by the Free French army, and present in various former colonies. The Israelis used this type during the Revolutionary War and the Irish Armed Forces adopted this type to replace their FN MAGs in the 1960s.

The Netherlands adopted BREN in the post-war years because no better way appeared then. BREN proved popular in many African countries in the post-war years.

BREN guns are manufactured by the Royal Small Arms Works at Enfield Lock in the UK, John Inglis and Company in Canada, Long Branch Company in Canada, Ishapore in India and the Lithgow Small Arms Works in Australia.

The last BREN-related L4 machine gun system was phased out of British service in the 1990s - about 60 years after its introduction.

Specification

Roles

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Performance

Changes