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N502CH

Open the Markdown

1978 Hughes Helicopters HUGHES 369D · Allison 250-C20 series

Open in FAA registry

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Registered owner
Vertol Systems Co Inc
Location
Destin, FL
Owner type
Corporation
Serial number
180252D
Year built
1978
Type
Rotorcraft
Engine
Turbo-shaft
Airworthiness
Standard, normal
Airworthiness date
April 12, 1995
Certificate issued
April 2, 2008
Expires
April 30, 2027
Mode S code
A64198
Hughes Helicopters HUGHES 369DAirframe model · 4 seats · 1 engine · 207 registeredTCDS H3WEAirframe · Hughes Helicopters HUGHES 369DTCDS E4CEEngine · Allison 250-C20 series

From the FAA registry file of October 24, 2026. The registry lists only the engine series, so ADs for every Allison 250-C20 model are included below.

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Airworthiness directives that may apply · 85

Matched by this aircraft’s airframe and engine models. Each AD’s applicability may narrow it by serial number, part number or equipment.

1972In forceSuperseded2026
See all 96 ADs

Information bulletins that may apply · 3

Advisory, not mandatory.

Historical bulletins · 1
SAIB AIR-21-19AERIAL TOW EQUIPMENT, Side Pull HookIssued Nov 29, 2021

NTSB investigations

No NTSB investigations matched to N502CHMatched by N-number and event date, checked against the reported serial number, make and model. Investigations from before this aircraft carried the mark are under Earlier aircraft. Investigations on Hughes Helicopters HUGHES 369D aircraft

FAA incident reports

No FAA accident or incident reports matched to N502CHMatched by N-number and event date, checked against the reported make and model. Reports from before this aircraft carried the mark are under Earlier aircraft. Reports on Hughes Helicopters HUGHES 369D aircraft

Service difficulty reports · 5

Matched to this aircraft by N-number and event date, checked against the reported serial number, make and model.

SDR NM09EDR001Mast · corrodedDURING 100 HR INSPECTION, THE MAIN ROTOR DRIVESHAFT WAS REMOVED FOR INSPECTION. THE MECHANIC LOOKED DOWN THE MAST AND FOUND THE PAINT ON THE INSIDE DIAMETER WAS BLISTERED AND PEELING. THE MECHANIC ALSO NOTICED PAINT ON THE TOP OF THE MAIN TRANSMISSION SPLINES.Sep 13, 2004 · N502CH · Hughes 369D · Main Rotor Mast/SwashplateSDR CHI2002F00000Bracket · crackedLT TORQUE PEDAL BRACKET FAILED PRIOR TO ENG START ON GROUND. FAILED BRKT ASSY WAS SENT TO LOCAL LAB FOR FRACTOGRAPHIC EXAMINATION. -7 (RT) BRACKET FROM SAME HELICOPTER AND BOTH -8 AND -7 BRACKETS FROM SECOND HELICOPTER WERE REMOVED FOR VISUAL AND NDT INSP. Jan 18, 2002 · N502CH · Hughes 369D · Tail Rotor Control SystemSDR 20001218SH004Pin · brokenVISUAL INSPECTION REVEALED BROKEN PIN. (X)Jul 7, 2000 · N502CH · Hughes 369D · Main Rotor HeadSDR CHIA3096Sender · failedAFTER 14.2 HOURS, THE OIL TEMPERATURE STARTED READING HIGH. AFTER TROUBLESHOOTING, THE SENDER WAS CHANGED AND THE PROBLEM WAS CORRECTED.Jun 18, 1998 · N502CH · Hughes 369D · Engine Oil TemperatureSDR CHI1595Blade Pin · failedDURING THE 100-HOUR INSPECTION WHILE BLADES WERE BEING REMOVED FOR INSPECTION, THE MAIN ROTOR BLADE PIN S/N 09884-6097 FELL APART. THE BLADE PIN SHANK BROKE AT THE POINT WHERE THE THREADS START. PART TT: 4667.2. PART HAS A LIFE LIMIT OF 7600 HRS. (X)Sep 4, 1996 · N502CH · Hughes 369D · Main Rotor Blades

STCs that may be installed · 283

Approved for this aircraft’s airframe or engine model. The registry doesn’t record which STCs an aircraft has; its records do.

See all 283 STCs