SP's Aviation

Apache — A Versatile Machine

The Apache family of attack helicopter­s is widely accepted as the world’s most advanced, versatile and operationa­lly proven multi-role, rotary-wing combat platform

- BY AIR MARSHAL B.K. PANDEY (RETD)

“THE APACHE’S CAPABILITY SURPASSES PERFORMANC­E LEVELS OF MILITARY COMBAT HELICOPTER­S IN SERVICE OR ON THE DRAWING BOARD,” SAID JEFF KOHLER, VICE PRESIDENT, INTERNATIO­NAL BUSINESS DEVELOPMEN­T, BOEING DEFENSE, SPACE & SECURITY

IIN AUGUST 2014, THE Defence Acquisitio­n Council (DAC) of the Ministry of Defence (MoD) finally cleared the proposal by the Indian Air Force (IAF) for the acquisitio­n of 22 AH-64D Apache attack helicopter­s at a cost of $1.4 billion. The case for the acquisitio­n of new and modern attack helicopter­s was initiated by the MoD in 2008. After a labyrinthi­ne tendering process including rigorous evaluation by the IAF, the AH-64D Apache from the Boeing was selected from amongst the six platforms offered by global aerospace majors that were in the race for the contract. Competing with the AH-64D Apache were five other contenders, namely UH-60 Black Hawk from Sikorsky, the AH-1 Super Cobra from Bell Helicopter, the EC-665 Tiger from Eurocopter, the A-129 Mangusta from AgustaWest­land and the Mil Mi-28 from Russia. The AH-64D Apache was selected by the IAF from an array of highly successful models of rotary-wing platforms from the world’s leading manufactur­ers of attack helicopter­s. The contract with Boeing was signed in September 2015 with the delivery expected to commence after three years, i.e. in September 2018 and the last helicopter is scheduled to be delivered by March 2020. By the time the contract was signed, the AH-64D was replaced by the newer model, the AH-64E. The contract has an option for follow-on orders of another 11 of these attack helicopter­s. In any case, there is a proposal to acquire another 39 of these platforms for the Indian Army, taking the total induction of Apaches by the Indian armed forces to 61. Incidental­ly, the fuselage of the AH-64E Apache attack helicopter is to be manufactur­ed by a joint venture (JV) company set up between Boeing and the Tata Group in Hyderabad. The first fuselage for the Apache made in India is expected to be delivered by 2018. The JV will be expected to build around 200 airframe structures for customers around the world as this Boeing-Tata JV will be the sole global supplier of fuselage for Apache attack helicopter­s.

The IAF has for some years been badly in need to augment if not totally replace its fleet of ageing Mi-25 and Mi-35 attack helicopter­s acquired from the Soviet Union over three decades ago. The IAF is now eagerly looking forward to inducting the latest model of the Apache attack helicopter designed, developed and manufactur­ed by the US aerospace major Boeing Defense, Space & Security. These platforms will be armed with the latest and most potent weapon systems such as the AGM-114L-3 Hellfire Longbow missiles, AGM-114R-3 Hellfire-II missiles, Stinger Block I-92H missiles and 12 AN/APG-78 firecontro­l radars among other assets. Equipped with an array of formidable capabiliti­es by way of avionics and weapon systems, the fleet of 22 Apache AH-64E attack helicopter­s will enable the IAF to pack a far greater punch in the employment of its rotarywing fleet in the offensive role in the battlefiel­d or against ground targets outside it.

THE APACHE — A FORMIDABLE PLATFORM

The Apache family of attack helicopter­s is widely accepted as the world’s most advanced and operationa­lly proven, multirole, rotary-wing combat platform. Like several other US Army helicopter­s, this platform too has been named after an American Indian tribe, the Apache. The very name in this case suggests an aggressive spirit and confidence in the capabiliti­es of the platform as also in its other attributes such as mobility, agility, flexibilit­y, firepower and endurance. The Apache attack helicopter is a twin-engine, four-bladed platform that is operated by two pilots. As for its operationa­l attributes, the Apache has a cruising speed of 284 kmph and has scored high ratings for its capability to carry heavy weapon loads and its exceptiona­l ability to acquire both fixed and moving targets on the ground. Its several variants are currently in service with the US Army as also with the armed forces of as many as 116 countries across the globe. Some of the notable ones amongst the long list of operators of the Apache family of attack helicopter­s are Japan, Egypt, Greece, Israel, Saudi Arabia, Singapore, Taiwan, the United Arab Emirates, the Netherland­s and the United Kingdom. The operators of this combat platform worldwide fly its three variants — the AH64A Apache, the next-gen AH-64D Apache and the AH-64D

Apache Longbow, which is equipped with the advanced Longbow fire control radar. At the MSPO Defence Exhibition in the city of Kielce in Poland in August 2015, Jeff Kohler, Vice President, Internatio­nal Business Developmen­t, Boeing Defense, Space & Security, stated, “The Apache’s capability surpasses the performanc­e levels of any military combat helicopter in service or on the drawing board.”

BRIEF HISTORY OF THE APACHE

In 1976 the US Army selected the AH-64 Apache over the YAW 63 fielded by Bell Helicopter. Hughes Helicopter­s were initially contracted by the US Government for production of the Apache. However. this company was taken over by McDonnell Douglas in 1984. The rust AH-64D Apache Long-bow. a substantia­lly upgraded version of the original Apache. was delivered to the US Array in March 1997. Apache attack helicopter­s are now produced by the Boeing Defense. Space & Security. The Apache is also being produced under licence in the UK and is known as the Agusla Westland Apache. The Apache have been employed by the US Army in the in Panama Perian Gulf Kosovo Afghanista­n and Iraq. head has s deployed the Apaches in military conflicts in Lebanon and the Gera strip. The Apache Longbow is the only combat helicopter in service with the ability to rapidly detect. clarify prioritise and engage stationary or moving enemy targets at stand-off ranges in all weather conditions. The Apache Longbow's advanced avionics suite gives combat plot an unmatched advantage over enemy threats through the integratio­n of the Longbow fire control radar. advanced Hellfire missiles. and an advanced avionics suite. The AH-64D Apache and the AR-64D Apache Longbow have numerous enhancemen­ts sum-marised as under.

• Enhanced accuracy of weapons at longer ranges.

• All-weather day and night operations capability.

• Classifica­tion and threat-prioritisa­tion of up to 128 targets in less than a minute.

• Integrated sensors networking and digital communicat­ions for better situationa­l awareness, management of the combat arena in real time and digital transmissi­on of images and target locutions to joint operations battlefiel­d commanders.

The capabiliti­es of the Apache Longbow re sig-nificantly advanced over those of the AH-61A model. Ibis was demonstrat­ed by the original equipment manufactur­er in test and field trials by the US Array m the period 1996-96.Tbe tests clearly demonstrat­ed that the AH-64D Apache Longbow attack helicopter­s were 400 per cent more lethal. i.e. bitting more targets than the AH-64A whirl, had already won the sobriquet of being the most capable and advanced attack helicopter in the world when it entered senior. AH-64D Apache Longbow proved to have greater weapons accuracy at longer ranges and the ability to operate more effectivel­y at night and in virtu-ally any weather. The Apache Longbow's advanced commu-nications and combat capabiliti­es. its ability to communicat­e digitally with other eircraf V ground forces and to share that informatio­n almost in stept . give the AH-64D a significan­t advantage over current combat helicopter­s and provides bat-tk field commanders the ability to more effectivel­y manage the 21st century battlefiel­d. Currently. the US Army operates the A14-61E. the latest model of the Apache.lbe E model that is also known as Guard-ians. provides the US Army with the most advanced avionics and most powerful engines to date on the attack helicopter.

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