• Equipped for night flying • Light observation • Police helicopter
Speeding along the border between Mexico and the United States at low level, the OH-6 Cayuse is exciting to fly. Hunting for illegal immigrants, the US Border Patrol service finds the OH-6 to be an ideal machine, fast and agile and providing a superb view of the terrain below from its bubble canopy. Patrolling the border in the agile and nippy OH-6 is a demanding task for these ex-Army pilots.
T Latest of the breed
The sharp-nosed MD 5006 is th* latest of a long line that began with the OH-6. This MD500Ehu a nose-mounted searchlight, arc wears the badge of the Orange County Sheriff’s Department
▼ Desert landing
Оле of the loss glamorous aspect! ol bordor patrolling is landing on empty stretches ot desert to too* tor signs ot life. Many OH-6s ham the doors removed for cooling.
FACTS AND
► The Hughes MD 500 Defender is an uprated version of the OH-6 airframe armed with TOW anti-tank missiles.
> The Model 500C could carry up to seven passengers or 776 kg (1.700 lb.) of cargo.
>• The OH-6 was fitted with a new tail section and powerplant and became the MD 500.
FIGURES
► Hughes also developed a flve-bladed OH 6 known as the ‘quiet one’ with a five – bladed main rotor.
>• Hughes OH-6s and MD 500s wore used W Argentina, Denmark. Mexico and Spain.
>■ Licence manufacture of the MD 500 was also undertaken by Kawasaki in Japan
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OH-6A Cayuse
Typo: frve-seat light multi purpose helicopter
Powerplant: one Alteon T63-A-5A turboshah rated at 236 kW (315 hp.) peak power
Maximum speed: 241 km/h (149 m p h i
Initial climb rate: 560шЛлп (1.8371 pin)
Combat radius: 611 km i379 mij at 1500 m (4.900 ft.)
Service ceiling: 2225 metres (7.300 ft)
Weights: empty 520 kg (1.U4 b). loaded 1090 kg (2.398 Ф)
Armament: provision for 7.62-mm M-nigun or XM-75 grenade launcher on port fuselage
Dimensions: rotor diameter 8.03 m (26 ft.)
length 9 24 m (30 ft.)
height 2,48 m (8 ft.)
rotor rksc 50.6 m’ (544 sq ft )
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Government sranrtara GH-6s am t. tted vein ARC-54 raaos end the ASM-43 heading reference system
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The inderoamoge e a srrnple. tiAxAv steer sWd. with mteg1» shock absorbers
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Tho Hughes OH-6 and MD 500 remain firm favourites with pilots for their superb handling.
The classic egg-shaped fuselage remains in use on tho new MDH NOTAR helicopters.
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Tito Ot-6 rus a SKte-oy – aide sealing arrangement wnn M Ojei controls and two seats о Ihe mar
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doom preside access to the eng*» tor mantenance
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the OH-6 uses its sjvrtliglu to check out tlie IkMiler. Ilieic is no hiding from the flying eye’, able to react ai a moments notice
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Th* Olt-6 «« очо ot mo I4»imi vghi honooptor* of n* dev, ond could outrun the nvnl Ben?06 И was not as fan a» the Aerospatiale Gaxele. which f4*d eoverai twfccopte* >poo»l record» for a short true in n» kj>V t970«- All-out «pood л.» not at primary importune* to the dosgnors or these rioieopten
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j‘n“. a v*/-Diaoeo mam rotor ana the man spiv m not bonded – і A tri"1 ‘jb • tied to tlv> end of i – •• btooi.
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Tho tusotogc» of me СИ-6 eerf Ighl uttoy corvilmction witti tho ogj ahapod man catwi of, semi- monocoquo tytu The biutpo givus ikxxi Msvrvabkty n a
аазп аз л tends to «і» овз*у
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ШМА C*rust Ml kasti |l«t«.» h |
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Yaw control ts effected through a tampto two btodrxt tart rotor. The OH-fl has a V-shapod tatfin, i/tUo* ttm т-taii Rttad to Met mcKMo ar«M0 500c
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Rango •» on import art eoftpdwiition m Ujttt hohooptors. ad those mechnes «его far •upmor to Itw oklor (satonpowerod »reran As a* three were used by civil operator* m wed as the miliary, range moent potentially greeter sate* appeal But dMprlo it» leek Ot tango, mo EMI 206 outsold its rivals m thousands
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The OH-618 powered by an Alteon T63 A-5A turbosnoft eng*»
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The Border Patrol eervreo operated four OH-8 helicopters, part
ol a mixed fleet ol fixed – and rotary-wing aircraft responsible
for assisting ground patrols in the border area with Mexkro.
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For night obsofvtttcn duty a powerful «Might ¥ Wed on thy port fusetage
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MOOfl?06 3900 m (itan ft.]
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The hover coring n a product of the hefcoopaet * wwgni and generated Off. Motcopter» seldom ever fif at high WrvOC and rarely ever imVi tn»r oevgn coring
alter being lost Seen Mover ceding is moourod both n ond out oT ground effect (the additionnl ■ffoct Ы stung on a cushion ol arr that a iKhcoptor enocnenc** wtmn mar mo дпхххП
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AREA OF SUSPECT. ACTIVITY
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OtWACATUSE
3&tSai(tl.«0an.)
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McDonnell Douglas
