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$ 11.25
$ 19.50
$ 30.75
$ 5.78
$ 20.11
$ 44.91
$ 40.80
$ 111.60
Engine3:
Scheduled maintenance labor and parts...........................
Reserve for engine overhaul, spares and
accessories .......................................................................
Total Engine .............................................................
$ 3.00
$ 66.76
$ 69.76
Total Direct Operating Cost4 .........................................
$403.27
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 KIAS306.14
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
76
14.1 MD 520N® Direct Operating Cost per Hour Worksheet
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=$ _______ ) ………………….…………
$_________
Scheduled (Inspection) Parts …………………………………………………………. $_________
On-Condition/Unscheduled Part ……………………………………………………… $_________
Reserves: Component Overhaul (TBO) ……………………………………………… $_________
Reserves: Limited-Life Parts ………………………………………………………….. $_________
Total Airframe Maintenance and Spares Cost……………………………………. $_________(B)
Engine
Scheduled maintenance labor rate @ $ _______ per hour
(Maintenance man-hour/flight hour=$ _______ ) …………………………..
$_________
Unscheduled maintenance labor rate @ $ _______ per hour
(Maintenance man-hour/flight hour=$ _______ ) __…………………………
$_________
Reserves for engine overhaul and spares …………………………………………... $_________
Total Engine Cost …………………………………………………………………….. $_________(C)
TOTAL DIRECT OPERATING COST (A+B+C) ……………………………….. $_________(D)
FIXED OPERATING COST
Depreciation
Hull insurance …………………………………………………………………………… $_________
Liability insurance ………………………………………………………………………. $_________
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MD500 Series TechDescription Feb09(18)
