# Pratt & Whitney JT3C-4&6

- Type: Engine model (FAA registry)
- Registry code: 52036
- Manufacturer (registry): P & W
- Model: JT3C-4&6
- Engine type: Turbo-jet
- Power: 11,200 lb thrust
- Installed in: 0 registered aircraft
- Page: https://openairdocs.org/engine/pratt-whitney-jt3c-4-6

Model codes come from the FAA registry's reference file.

## ADs that may apply (OpenAirDocs)

Matched to this engine model by model name and maker. Each AD's applicability may narrow it by serial number, part number or equipment.

None matched.

## Registered aircraft

None registered with this engine model now.

## NTSB investigations (4)

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 NYC84IA200](https://openairdocs.org/ntsb/NYC84IA200), Jun 5, 1984: Boeing 720-025 (N8711E), Philadelphia, PA, incident, no damage
- [NTSB OAK74AP029](https://openairdocs.org/ntsb/OAK74AP029), Jan 12, 1974: Boeing 707 (N735T), Honolulu, HI, substantial damage
- [NTSB IAD71II033](https://openairdocs.org/ntsb/IAD71II033), Jan 12, 1971: Boeing 720 (N7207U), Baltimore, MD, incident, minor damage
- [NTSB FTW64A0051](https://openairdocs.org/ntsb/FTW64A0051), Dec 12, 1963: Boeing 720 (N8711E), New Orleans, LA, substantial damage

## FAA accident and incident reports (3)

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.

- [Incident 19910911049079I](https://openairdocs.org/incident/19910911049079I), Sep 11, 1991: Boeing 707123B (N960CC), Houston, TX, Minor damage. Nut on utility hydraulic system failed. Dumped fuel and returned. Used alternate system for landing.
- [Incident 19840605076219I](https://openairdocs.org/incident/19840605076219I), Jun 5, 1984: Boeing 720025 (N8711E), Philadelphia, PA, Minor damage. Seventh stage turbine assembly failed during climbout. Engine fire extinguished in flight. Landed safely.
- [Accident 19740112002239A](https://openairdocs.org/incident/19740112002239A), Jan 12, 1974: Boeing 707131 (N735T), Honolulu, HI, Substantial damage. Pre-existing stress corrosion cracks. Nose gr oleo inner cyl assy & wheels seprtd blo steering cyl.

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