greater PAYLOAD
increased HORSEPOWER
reduced NOISE
FAA and EASA Approved DHC-6-300HG GOOD JUST GOT BETTER TM
www.aevex.com
AEVEX is proud to offer the DHC-6 300HG ™ Increased MTOW Standard Commuter Category STC. Along with the added benefits of more horsepower, a four blade propeller that offers improved performance and noise reduction, the enhanced gross weight capability now provides operators with more ability to optimize payload and expand mission capability whether going further, carrying more, or staying on station longer. The DHC-6-300HG ™ STC authorizes the operation of DHC-6-300 Series Twin Otters to a maximum take-off weight of 14,000 pounds with PT6A-34 Engines operating at 750 SHP and Raisbeck/Hartzell 4-blade “Scimitar” propellers.
AUTHORIZATIONS FAA STC No. SA02682LA EASA STC No. 10069614
U.S. DOLLARS
YEAR 1
YEAR 2
$2,000,000
MTOW INCREASE OF 12% 12,500 lbs (5670 kg) to 14,000 lbs (6350 kg) Increases mtow by 1,500 lbs (680 kg) PAYLOAD INCREASE OF 31% Increased payload from 4,800 lbs (2177 kg) to 6,300 lbs (2857 kg) Based on empty weight of 7,700 lbs (3492 kg ) HORSEPOWER GAIN OF 21% (750 shp increased from 620 shp=130hp per engine )
720 Days
$1,800,000
14,000 lbs. STC + PT6A-34 Engines (NEW) + Wing Tip Tanks
$1,600,000
592 Days
$1,400,000
14,000 lbs. STC + PT6A-34 Engines (NEW)
$1,200,000
$1,000,000
$800,000
270 Days
$600,000
14,000 lbs. (6350 kg.) Baseline STC
$400,000
$200,000
$0
500
600
700
800
0
100
200
300
400 SORTIE DAYS
Payback dependent on mods required
NOISE REDUCTION OF 5% *Noise signature improvement of 4 dB
ENHANCEMENTS
Raisbeck/Hartzell four (4) bladed “Scimitar” propellers Main Landing Gear interface is reconfigured for the additional loading using same OEM gear leg configuration Increased Aerodynamics with Horizontal Stabilizer Finlets
IMPROVED CLIMB PERFORMANCE Approximate 1500 FPM at 14,000 LBS.
REVENUE GENERATION Increased value proposition to the customer, higher asset value, clear return on investment
420NM NONSTOP MISSION
420 nm Trip 7700 lbs.
Aircraft Empty Weight
Operating Empty Weight with (2) crew Estimated Fuel Burn, per hour (Average Block Time), assumed to be same for both configurations Approx. Fuel Required with reserves Pax load at 12,500 lbs. MTOW, DHC-6-300
8160 lbs. 540 lbs. (80.0 gal) 2225 lbs.
AEVEX’S DHC-6-300HG 19 PAX TM
11
Pax load at 14,000 lbs. MTOW, DHC-6-300HG ™
19
STANDARD DHC-6-300 11 PAX
Additional Revenue per day for (8) additional pax at $100 per person x (5) trips per day
$4,000
AEVEX DHC-6-300HG ™
RANGE • PAYLOAD *
RANGE-PAYLOAD CHART CONDITIONS: DHC-6-300HG ™ , 2 Crew Empty weight 7,700 LBS. (3492 kg.) Full fuel including wing tanks = 3,175 LBS. (1440 kg.) All takeoffs at 14,000 LBS. (6350 kg.)
2000 3000 4000 5000 6000 7000 PAYLOAD, LBS.
Sea level origin and destination Mission: Day VFR, 45 Min. Reserve
1000 0
Enroute climb and descent 10,000 ft. cruise @ 85% RPM
0
200
400
600
800
1000
RANGE,NM MTOW= 14,000 lbs. (6350 kg.)
OPERATION REQUIREMENTS : The DHC-6-300HG ™ is operated in accordance with AEVEX FAA and EASA Approved Airplane Flight Manual and Supplements based on airplane configuration. NOTE: Required modifications vary depending on aircraft existing modification status. Designed to be incorporated at operator’s maintenance facility, expected down time is 2-3 weeks. SPECIFICATIONS
MOD STATUS PRE-REQUISITES FOR STC INCORPORATION
PT6A-34 Engines
Cleveland Wheels & Brakes
Extended Range Wing Tip Tanks (SOO-6095)
Currently approved in the landplane configuration only
Other configurations coming soon
Performance charts, graphs, and representations are for marketing purposes only and may be subject to change or alteration without notice. * In accordance with 14 CFR 36 Appendix G
AEVEX Aerospace provides DESIGN - BUILD - FLY solutions to the aerospace industry through integration of new technologies, aircraft modifications, heavy maintenance, major repair, and critical parts manufacturing. Headquartered at the French Valley Airport (F70) in Murrieta, California, AEVEX holds FAA, EASA, Transport Canada, and Fiji repair station approvals, and FAA Parts Manufacturer Approval (PMA). AEVEX has a proven reputation for developing unique engineered solutions across a wide variety of aircraft platforms and diverse customer base including extensive experience in the DHC-6 Twin Otter, King Air, and Gulfstream airframes.
TWO-ENGINE GROSS RATE OF CLIMB
TEMPERATURE CLIMB GRADIENT DEG C DEG F 620 SHP 750 SHP
GROSS WEIGHT
ALTITUDE
12,500 SEA LEVEL 46 115
3.6% 5.8%
14,000 SEA LEVEL 46 115
2.6% 4.8%
37260 Sky Canyon Drive, Hangar 20, Murrieta, California 92563 951-600-0009 aircraftservices@aevex.com www.aevex.com
12,500
6,000 38 100 1.8% 4.0%
14,000
6,000 38 100 1.0% 3.2%
12,500
10,000 16
61
1.8% 4.0%
14,000 10,000 16
61
1.0% 3.2%
NOTE: ADD 2.2% TO CHARTED 620 SHP GRADIENT FOR 750 SHP GRADIENT
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