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Note: Use for Estimates Only. Not FAA Approved. Based on clean aircraft, level flight
performance, minimum specification engine, particle separator and 10 ampere
electrical load
PERFORMANCE SPECIFICATIONS
25
3.20 Fuel Flow, Sea Level, ISA +20°C (35°C) (C20R Engine)
Note: Use for Estimates Only. Not FAA Approved. Based on clean aircraft, level flight
performance, minimum specification engine, particle separator and 10 ampere
electrical load.
PERFORMANCE SPECIFICATIONS
26
3.21 Fuel Flow, 4,000 feet, ISA (7°C) (C20R Engine)
Note: Use for Estimates Only. Not FAA Approved. Based on clean aircraft, level flight
performance, minimum specification engine, particle separator and 10 ampere
electrical load.
PERFORMANCE SPECIFICATIONS
27
3.22 Fuel Flow, 4,000 feet, ISA +20°C (27°C) (C20R Engine)
Note: Use for Estimates Only. Not FAA Approved. Based on clean aircraft, level flight
performance, minimum specification engine, particle separator and 10 ampere
electrical load.
DIRECT OPERATING COST ESTIMATES
28
4.0 MD 500E® Estimated Direct Operating Cost Per Hour (Based upon year 2008 US$)
C20B
Engine
C20R+
Engine
Fuel and Lubricants 1:
Fuel @ $5.80* gallon @ approx. 27 gallons per hour.
Lubricants @ 3% of fuel
Total Fuel ..................................................................................
$ 156.60
$ 4.70
$ 161.30
$ 162.40
$ 4.87
$ 167.27
Airframe Maintenance and Spares2:
Maintenance labor costs:
Scheduled (.15 Manhours/Flight Hours) @ $75.00/Hour*
Unscheduled (.26 Manhours/Flight Hours) @ $75.00/Hour*
Spares Cost:
Scheduled (Inspection) Parts: Used during periodic
inspection i.e. filters, seals, o-rings, etc.....................................
On-Condition/Unscheduled Part................................................
Reserves: Component Overhaul (TBO) ....................................
Reserves: Limited-Life Parts ...................................................
Total Airframe Cost ...................................................................
$ 11.25
$ 19.50
$ 30.75
$ 5.78
$ 20.11
$ 45.39
$ 38.72
$ 110.00
$ 11.25
$ 19.50
$ 30.75
$ 5.78
$ 20.11
$ 45.39
$ 38.72
$ 110.00
Engine3:
Scheduled maintenance labor and parts..........................
Reserve for engine overhaul, spares and
accessories.......................................................................
Total Engine ..............................................................
$ 3.00
$ 66.78
$ 69.78
$ 3.00
$66.76
$ 69.76
Total Direct Operating Cost4 ........................................
$ 371.83
$ 377.78
1 Fuel cost and labor rate* is based on U.S. Average
Average cost while operating under the following conditions:
Gross Weight: 10% less than maximum certified
Speed: Maximum Range Speed, 117 KIAS
Altitude: 1,000 feet on a standard day
2 Overhaul costs are based on participation in factory exchange program
3 Engine fleet maintenance costs provided by Rolls-Royce Engine Company
4 Indirect costs such as insurance, hangar, salary, etc., are excluded
Cost figures shown are extrapolated from a broad database and are intended for example
purposes only. Actual costs will vary, depending on local operating condition, pricing and supplier
practices. We encourage you top compare these figures with other manufacturers, using the
same unit costs for fuel, labor, etc.
DIRECT OPERATING COST ESTIMATES
29
4.1 MD 500E® Direct Operating Cost Worksheet Fuel and Lubricants
Fuel and Lubricants
Fuel @ $ per gallon @ approx. gallons per hour……………………………………… $_________
Lubricants @ ______ % of fuel ……………………………………………………….... $_________
Total Fuel and Lubricants Cost……………………………………………………….. $_________(A)
Airframe Maintenance and Spares
Scheduled maintenance labor rate @ $ _______ per hour
(Maintenance man-hour/flight hour=$ _______ )……………………………....
$_________
Unscheduled maintenance labor rate @ $ _______ per hour
(Maintenance man-hour/flight hour=$ _______ ) ………………….…………..
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MD500 Series TechDescription Feb09(7)
