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Monday, October 17, 2016

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Weapons of the War in Afghanistan: Tanks and Armored Fighting & Reconnaissance Vehicles, Part II

Weapons of the War in Afghanistan

In the world of war, weapons and technology are ever changing, each war is characterized by the weapons and tactics used to fight it. As new environments and enemies are encountered, the parties to those wars develop new - more effective tactics, technologies, and weapons to counter and defeat their adversaries. The ingenuity seen in war has existed since (and most certainly before) the first wars of recorded history and continue to this very day. 


Keeping with that theory, let’s take a look at the weapons that have characterized the wars and conflicts that the United States has been a party to over the course of it’s history. During the course of this series, I aim to breakdown the weapons used in each conflict by their classification, and to which party they were employed by. Having served in combat operations in Afghanistan’s Korengal Valley, I would like to start our series with the War in Afghanistan. 


For our thirteenth installment let's take a look at the most common tanks and armored fighting & reconnaissance vehicles of the war in Afghanistan.




Part II: AAF / ACF Fighters


While there isn't much recorded of battles between US Forces and Taliban possessing tanks, the Taliban did have an arsenal of tanks, fighting vehicles, and armored personnel carriers during their years of control over Afghanistan and during the raging civil war in Afghanistan at the beginning of the US-led invasion. Though the majority, if not all, were out of the hands of the Taliban by the end of 2001.


T-54/55
The T-54 and T-55 tanks are a series of Soviet main battle tanks introduced just as the Second World War ended. The first T-54 prototype appeared in March 1945 and entered full production in 1947. It became the main tank for armored units of the Soviet Army, armies of the Warsaw Pact countries, and many others. T-54s and T-55s were involved in many of the world's armed conflicts during the late 20th century.

The T-54/55 series eventually became the most-produced tank in military history. Estimated production numbers for the series range from 86,000 to 100,000. They were replaced by the T-62, T-64, T-72, T-80, and T-90 in the Soviet and Russian armies, but remain in use by up to 50 other armies worldwide, some having received sophisticated retrofitting.

In its long service life, the T-55 has been upgraded many times. Early T-55s were fitted with a new TSh-2B-32P sight. In 1959, some tanks received mountings for the PT-55 mineclearing system or the BTU/BTU-55 plow. In 1967, the improved BM8 APDS round, which could penetrate 275 mm thick armor at a range of 2 km, was introduced. In 1970, new and old T-55 tanks had the loader's hatch modified to mount the 12.7 mm DShK machine gun, to deal with the threat of attack helicopters. Starting in 1974, T-55 tanks received the KTD-1 or KTD-2 laser rangefinder in an armored box over the mantlet of the main gun, as well as the R-123 or R-123M radio set. Simultaneously, efforts were made to modernize and increase the lifespan of the drive train.

T-54 and T-55 tanks continued to be upgraded, refitted, and modernized into the 1990s. Advances in armor-piercing and HEAT ammunition would improve the gun's antitank capabilities in the 1960s and 1980s.

A wide array of upgrades in different price ranges are provided by many manufacturers in different countries, intended to bring the T-54/55 up to the capabilities of newer MBTs, at a lower cost. Upgrades include new engines, explosive reactive armor, new main armament such as 120 mm or 125 mm guns, active protection systems, and fire control systems with range-finders or thermal sights. These improvements make it a potent main battle tank (MBT) for the low-end budget, even to this day. As late as 2013, Ukrainian companies were reportedly developing T-55 main battle tank upgrades targeting the export market.

The T-54/55 tanks are mechanically simple and robust. They are very simple to operate compared to Western tanks, and don't require a high level of training or education in their crew members. The T-54/55 is a relatively small main battle tank, presenting a smaller target for its opponents to hit. The tanks have good mobility thanks to their relatively light weight, wide tracks (which give lower ground pressure and hence good mobility on soft ground), a good cold-weather start-up system, and a snorkel that allows river crossings.

Together, the T-54/55 tanks have been manufactured in the tens of thousands, and many still remain in reserve, or even in front-line use among lower-technology fighting forces. Abundance and age together make these tanks cheap and easy to purchase. While the T-54/55 is not a match for a modern main battle tank, armor and ammunition upgrades can dramatically improve the old vehicle's performance to the point that it cannot be dismissed on the battlefield.




T-62
The T-62 is a Soviet main battle tank that first entered production in 1961. As a further development of the T-55 series, the T-62 incorporated many armament features including the usage of a smoothbore tank gun that would become standardized in subsequent Soviet and Russian mass-produced tanks. While the T-62 became the standard tank in the Soviet arsenal, it did not fully replace the T-55 in export markets due to its higher manufacturing costs and maintenance requirements compared to its predecessor. While still used in some countries, the T-62 was replaced by the T-72 service in the Russia and successor states of the Soviet Union.

The T-62 was armed with the world's first smoothbore tank gun, giving it considerably greater muzzle velocity than the Western 90 mm and 105 mm tank guns of its time. It can fire BM-3 APFSDS-T, BK-4, BK-4M HEAT and OF-18 Frag-HE rounds. The 115 mm gun introduced the first successful APFSDS ammunition, albeit with a steel penetrator. A smoothbore gun allowed a significantly better performance (from 10% to 20%) from HEAT ammunition, which was considered the main ammunition type for fighting enemy armor at medium and long ranges. The gun can be elevated or depressed between −6° and +16°. It is reloaded manually and gets automatically reset to +3.5° of elevation after it is fired if the stabilizer is enabled. Empty cartridges are automatically ejected outside the vehicle through a small hatch in the rear of the turret. The gun has range of fire of about 4 km during day conditions and 800 m (with the use of night vision equipment) at night. This tank was fitted with a Meteor two-axis stabilizer, it allows the T-62 to aim and fire while moving, according to tests conducted by the US army the Meteor gave the T-62 a first hit probability of 70% for a moving target at 1,000 meters with the tank moving up to 20 km/per hour. This gave the tank a good advantage in dynamic battlefields and breakthrough operations, especially in Central Europe were most of tank battles would take place under the 1,500 meters range.

The T-62 shares some of the T-55's limitations: a cramped crew compartment, crude gun control equipment, whereas it had the Meteor stabilizer but it only gave a 70% hit probability at 1,000 moving at 20 km/h (on most early models), limited depression of the main gun and vulnerable fuel and ammunition storage areas. Opening the ejection port under NBC (nuclear, biological, or chemical) conditions would expose the crew to contamination.

The US Army considered the T-62's gun more accurate than that of the M60A1 within 1500 meters, but less accurate at greater ranges.

To fire the 12.7 mm anti-aircraft heavy machine gun, the loader must be partially exposed, making him vulnerable to suppressive fire, and he must leave his main gun loading duties unattended.

During the Soviet war in Afghanistan, the T-62 was a primary tank used by the Soviet army. The Soviets used tanks in a similar way to what the US Army did in Vietnam, with the use of many in fire support bases. Towards the end of the war T-62Ms, using the BDD appliqué armor, appeared in large numbers. Numerous T-62s fell victim to Mujahideen attacks, especially from anti-tank land mines. Others fell into the hands of the Afghan Mujahideen after they were left behind by withdrawing Soviet forces.




BMP-1
The BMP-1 is a Soviet amphibious tracked infantry fighting vehicle. BMP stands for Boyevaya Mashina Pekhoty 1, meaning "infantry fighting vehicle". The BMP-1 was the first mass-produced infantry fighting vehicle (IFV) of the USSR.

The Soviet military leadership saw any future wars as being conducted with nuclear, chemical and biological weapons and a new design combining the properties of an armored personnel carrier (APC) and a light tank like the BMP would allow infantry to operate from the relative safety of its armored, radiation-shielded interior in contaminated areas and to fight alongside it in uncontaminated areas. It would increase infantry squad mobility, provide fire support to them, and also be able to fight alongside main battle tanks.

The BMP-1 had significant shortcomings in its protection scheme, which only became obvious during the Soviet War in Afghanistan. It seats its driver and commander in a tandem layout, on the left side of the hull front, alongside the diesel engine. When an antitank mine hits the BMP-1's left track, the explosion usually destroyed one to three left side roadwheels, penetrated the bottom and killed or seriously wounded both the driver and the commander, which caused painful losses of specialist personnel in the Soviet Army. Drivers laid sandbags on the bottom of their compartment in an effort to protect themselves against possible mine attack. The same kind of explosion under the right track were much less dramatic for the driver and the commander who remained relatively safe. If the vehicle hit a tilt-rod antitank mine, its steeply sloped lower front glacis plate allowed the mine's arming rod to tilt with little resistance until the mine was well under the chassis. When it eventually detonated, the blast was usually sufficient to kill or badly wound the driver and the commander.

A non-amphibious BMP-1D (the so-called 'Afghan' variant), was built in 1982 for assault units in Afghanistan. It had 5 mm thick appliqué steel armor plates on the hull sides with holes for side firing ports as well as armor plate under the commander's and driver's seats for added protection against mines. It also had large steel armored skirts fitted to the sides of the hull covering the suspension. Firing ports were added into the top hatches of the troop compartment and a stowage box was placed on the roof at the rear of the hull on some vehicles. The 9S428 ATGM launcher was often removed and replaced by an AGS-17 automatic grenade launcher.

In Afghanistan and Chechnya, armor-piercing 7.62 mm rounds fired from general-purpose machine guns at ranges of around 30 – 50 m sometimes penetrated the rear doors and hatches.

Due to experience in Afghanistan, a new version with enhanced fighting capabilities, the BMP-2, was introduced in 1980. 




BMP-2
The BMP-2 is a second-generation, amphibious infantry fighting vehicle introduced in the 1980s in the Soviet Union, following on from the BMP-1 of the 1960s.

Although the BMP-1 was a revolutionary design, its main armament quickly became obsolete. Therefore, the Soviet Union decided to produce an updated and improved version of the BMP-1. The main emphasis was put on improving the main armament. In 1972, work got under-way to develop an improved version of the BMP-1.

During its combat debut in the Yom Kippur War, Egyptian and Syrian BMPs proved vulnerable to .50 calibre machine-gun fire in the sides and rear, and to 106 mm recoilless rifles. The 73 mm gun proved inaccurate beyond 500 metres, and the AT-3 Sagger missile could not be guided effectively from the confines of the turret.

Several Soviet technical teams were sent to Syria in the wake of the war to gather information. These lessons, combined with observations of western AFV developments, resulted in a replacement program for the original BMP in 1974. The first product of this program was the BMP-1P upgrade, which was intended as a stopgap to address the most serious problems with the existing design. Smoke grenade launchers were added to the rear of the turret and the manually guided AT-3 Sagger missile system was replaced with the semi-automatically guided AT-4 Spigot / AT-5 Spandrel system. The BMP-1P was in production by the late 1970s and existing BMP-1s were gradually upgraded to the standard during the 1980s.

The BMP-2 is broadly similar to the BMP-1. The most significant changes are:
A new two-man turret armed with the 2A42 30 mm autocannon and the 9P135M ATGM launcher capable of firing SACLOS guided 9M111 "Fagot" (AT-4 Spigot), 9M113 "Konkurs" (AT-5 Spandrel) and 9M113M "Konkurs-M" (AT-5B Spandrel B) anti-tank missiles; The commander now sits with the gunner in an enlarged turret; Only seven troops can be carried instead of eight; Two rear infantry roof hatches instead of three; and Slightly improved armor.

The main armament is a stabilized 30 mm 2A42 autocannon with dual ammunition feeds, which provide a choice of 3UBR6 AP-T and 3UOR6 HE-T / 3UOF8 HE-I ammunition. The gun has a selectable rate of fire, either slow at 200 to 300 rounds per minute or fast at 550 rounds per minute. The original stabilization provides reasonable accuracy up to a speed of about 35 kilometers per hour.

The AP-T ammunition can penetrate 15 millimeters of armor at sixty degrees at 1,500 meters, while a new APDS-T tungsten round can penetrate 25 millimeters at the same distance. A typical ammunition load is 160 rounds of AP ammunition and 340 rounds of HE ammunition. The ammunition sits in two trays located on the turret floor rear. The gun can be fired from either the commander's or the gunner's station.

Reloading the BMP-2's 30 mm cannon can be somewhat problematic, and can take up to two hours, even if the ammunition is prepared. Additionally, the cannon is normally only used on the slow rate of fire, otherwise fumes from the weapon would build up in the turret faster than the extractor fan can remove them.

The effective range of the 30 mm cannon is up to 1,500 meters against armor, 4,000 meters against ground targets, and 2,500 meters against air targets.



To be continued...













Shawn G in the Korengal Valley, Kunar Province, Afghanistan.










For more info on these and other weapons
Technical specs compiled from:
http://armypubs.army.mil/doctrine/Active_FM.html
http://world.guns.ru/index-e.html
https://en.wikipedia.org
http://www.militaryfactory.com/smallarms/


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Shawn in the Korengal Valley, Kunar Province, Afghanistan.


For more info on these and other weapons
Technical specs compiled from:
http://armypubs.army.mil/doctrine/Active_FM.html
http://world.guns.ru/index-e.html
https://en.wikipedia.org
http://www.militaryfactory.com/
http://www.olive-drab.com/
http://www.army.mil/
http://dok-ing.hr/products/demining/mv_4?productPage=general
http://www.peosoldier.army.mil/

"The appearance of U.S. Department of Defense (DoD) visual information does not imply or constitute DoD endorsement."

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