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N475AL

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1968 Bell 47G-3B-2 · Allison 250 series

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Registered owner
Scotts Helicopter Service Inc
Location
Le Sueur, MN
Owner type
Corporation
Serial number
6675
Year built
1968
Type
Rotorcraft
Engine
Turbo-prop
Airworthiness
Standard, normal
Airworthiness date
September 8, 1998
Certificate issued
June 24, 2014
Expires
June 30, 2027
Mode S code
A5D3B8
Bell 47G-3B-2Airframe model · 3 seats · 1 engine · 26 registeredTCDS 2H3Airframe · Bell 47G-3B-2Engine modelAllison 250 series

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

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Airworthiness directives that may apply · 96

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

1961In forceSuperseded2026
See all 107 ADs

Information bulletins that may apply · 6

Advisory, not mandatory.

Historical bulletins · 1
SAIB NE-06-12Issued Dec 2, 2005

NTSB investigations · 1

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

NTSB WPR11LA379Accident · No injuriesLimited investigationFinal reportLos Banos, CAThe pilot’s inadequate preflight, and contamination of both the engine compressor section and the main rotor blades, which resulted in reduced performance of the engine and rotor system.Aug 14, 2011 · Substantial damage

FAA incident reports · 1

FAA accident and incident reports matched to this aircraft by N-number and event date, checked against the reported make and model.

Accident 20110814017399ATakeoff: Climb Out · Los Banos, CATakeoff was from the top of a loading truck. The helo accelerated through effective translational lift when the pilot initiated a climbing right turn into the wind. Suddenly the RPM "dropped like a rock" the pilot verrified he had full "throttle" and lowered…Aug 14, 2011 · Substantial damage

Service difficulty reports

No reports matched to N475ALGeneral aviation reporting is voluntary. Matched to this aircraft by N-number and event date, checked against the reported serial number, make and model. Reports on Bell 47G-3B-2 aircraft

STCs that may be installed · 142

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

See all 142 STCs