# N40DP: 1968 Bell 47G-3B-1, registration cancelled 2014-10-06

- Type: Cancelled registration (FAA registry, deregistered aircraft)
- Cancelled: October 6, 2014
- Status when cancelled: Registration expired, pending cancellation
- Airframe: [Bell 47G-3B-1](https://openairdocs.org/model/bell-47g-3b-1) (registry code 1181028)
- Engine: [Lycoming TVO-435-GIA](https://openairdocs.org/engine/lycoming-tvo-435-gia) (registry code 41526)
- Data sheets: [TCDS 2H3](https://openairdocs.org/tcds/2H3) (OpenAirDocs)
- Serial number: 3763
- Year built: 1968
- Type of aircraft: Rotorcraft
- Engine type: Turbo-prop
- Airworthiness: Standard, normal
- Airworthiness date: February 19, 1987
- Certificate issued: December 18, 1989
- Last registry action: January 23, 1993
- Mode S code: A4AAA1
- Owner when cancelled: [St Thomas Air Services Inc](https://openairdocs.org/faa-owner/ST%20THOMAS%20AIR%20SERVICES%20INC)
- Location: St Thomas, VI, U.S. Virgin Islands
- Owner type: Corporation
- The mark today: https://openairdocs.org/aircraft/N40DP
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=40DP
- Page: https://openairdocs.org/deregistered/N40DP-2014-10-06

From the FAA registry file of October 28, 2026, cancelled registrations. Owners' street addresses are left out. The Mode S code belongs to the N-number, not the airframe.

ADs and bulletins for the Bell 47G-3B-1: https://openairdocs.org/model/bell-47g-3b-1.md

## NTSB investigations (1)

From the NTSB's public API. Aircraft are matched to registry aircraft by N-number and event date, checked against the reported serial number, make and model; the registry's history has gaps, so older matches can be wrong. Compare the reported make and model.

- [NTSB DEN91LA096](https://openairdocs.org/ntsb/DEN91LA096), Jul 4, 1991: Bell 47G-3B-1 (N40DP), Colorado Spring, CO, substantial damage. Probable cause: THE PILOT ATTEMPTING TO OPERATE THE HELICOPTER OUTSIDE THE DESIGN OPERATING ENVELOPE. FACTORS WERE: HIGH ALTITUDE, HIGH TEMPERATURE, AND HIGH DENSITY ALTITUDE.

## FAA accident and incident reports (1)

From the FAA Accident/Incident Data System. Reports are matched to registry aircraft by N-number and event date, checked against the reported make and model; the registry's history has gaps, so older matches can be wrong. Compare the reported make and model.

- [Accident 19910704025849A](https://openairdocs.org/incident/19910704025849A), Jul 4, 1991: Bell 47G3B1 (N40DP), Colorado Spring, CO, Substantial damage. Unable to climbout above trees after takeoff. Aborted. Landed in rough ground. Density altitude was 11700 feet.

## Other aircraft with N40DP

- [Registered now](https://openairdocs.org/aircraft/N40DP): Bell 430, S/N 49035, built 1997

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