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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 ………………………………………………………………………. $_________
Pilot salary ………………………………………………………………………………. $_________
Hangar rental …………………………………………………………..……………….. $_________
Total Annual Fixed Operating Cost …………………………………….………….. $_________(E)
Total Hours (______________ ) flown annually (F) ………………………….…….. $_________(F)
TOTAL FIXED OPERATING COST PER HOUR (E+F) ………………………….… $_________(G)
Total Direct Operating Cost Per Hour (from above) ………………….…..……… $_________(D)
TOTAL HOURLY FIXED OPERATING COST (D+G)………………………………. $_________
COMPONENT MAINTENANCE SCHEDULE
49
10.0 Component Maintenance Schedule
Limited-Life Parts
Component Finite Time (hr)
Main Rotor Blade 3,430
Blade Pin 7,600
Main Rotor Hub 8,900
Pitch Housing/MR 9,100
Retention Strap/MR 2,770
Bolt-Lead Lag/MR 6,120
Lead Lag Link/MR 11,080
Drive Shaft 3,675
Mast 10,450
Coupling 4,300
T/R Drive Shaft 14,610
T/R Transmission Input Shaft 3,365
T/R Transmission Output Shaft 7,290
T/R Blade 5,140
T/R Hub 3,450
T/R Retention Straps 5,100
Tail Boom 10,300
Vertical Stabilizer 3,388
Horizontal Stabilizer 7,700
Idler Bellcrank 6,500
Overhaul Systems
Component Finite Time (hr)
Main Rotor Transmission 5,000
Main Rotor Swashplate 2,770
Main Rotor Hub 2,770
Overrunning Clutch 1,800
T/R Transmission 3,365
Starter Generator 1,200
Blower Bearings 1,200
Blower Belt 1,200
SYSTEM DESCRIPTION
50
11.0 MD 520N® SYSTEM DESCRIPTION
Airborne Law Enforcement Configuration
Fast: Vne of 175 miles per hour (250 kph)
154 miles per hour cruise speed (244 kph)
Agile: Zero 0.5 g maneuvers
　
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本文鏈接地址：MD500 Series TechDescription Feb09(12)