# N3939B: not currently registered

- Registered now: No (not in the FAA registry file). The mark may be reserved or free to assign
- Earlier aircraft: 1
- Last cancelled: April 5, 2018
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=3939B
- Page: https://openairdocs.org/aircraft/N3939B

## Aircraft that carried N3939B

- [Cancelled 2018-04-05](https://openairdocs.org/deregistered/N3939B-2018-04-05): Bell 47J-2, S/N 2846, built 1963. Revoked, canceled. Owner: [Copter Inc](https://openairdocs.org/faa-owner/COPTER%20INC), [Philadelphia, PA](https://openairdocs.org/faa-place/PA/Philadelphia)

## NTSB investigations on N3939B (2)

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 NYC76AN044](https://openairdocs.org/ntsb/NYC76AN044), Oct 22, 1975: Bell 47J-2 (N3939B), Conshocken, PA, substantial damage
- [NTSB NYC67A0030](https://openairdocs.org/ntsb/NYC67A0030), Aug 17, 1966: Bell 47J-2 (N3939B), Dedham, MA, substantial damage

## FAA accident and incident reports on N3939B (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 19751022041339A](https://openairdocs.org/incident/19751022041339A), Oct 22, 1975: Bell 47J2 (N3939B), Conshocken, PA, Substantial damage. Nr 5 connecting rod (p/n LW-13422) fatigue fractured and broke a hole in crankcase. Drained eng oil

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