# Incident 19801121080539I: Stbros SD330, Allentown, PA, November 21, 1980

- Type: FAA incident report (Accident/Incident Data System), as reported
- Date: November 21, 1980, 11:30 local time
- Place: Allentown, PA
- Airport: Municipal
- Phase of flight: Level Off Touchdown
- Operating rules: Air taxi and commuter (Part 135)
- Operator: SALA
- Location: 40.5936° N, 75.4784° W: Placed by OpenAirDocs: center of Allentown, PA, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=40.5936&lon=-75.4784&mi=10
- Aircraft: N799SA, a cancelled registration (https://openairdocs.org/deregistered/N799SA-2014-11-19) (OpenAirDocs)
- Registry model: Short Bros. & Harland SD3-30 (registry code 8100602, https://openairdocs.org/model/short-bros-harland-sd3-30) (OpenAirDocs)
- Registry engine: U/A Canada PT6A series (registry code 61508, https://openairdocs.org/engine/u-a-canada-pt6a-series) (OpenAirDocs)
- Reported make and model: STBROS SD330
- People aboard: 17
- Fatal injuries: 0
- Pilot flight hours: 10,204 total, 1,046 in this make and model, 0 in the last 90 days
- FAA source: FAA Aviation Safety Information Portal (https://asip.faa.gov/)
- Page: https://openairdocs.org/incident/19801121080539I

## Narrative

As the FAA filed it, in capitals; the FAA replaces private details with ^PRIVACY DATA OMITTED^.

ZG ZH ZK ZW RIGHT MAIN COULD NOT BE LOWERED. UPLOCK FAILED TO UNLOCK DUE TO A HYDRAULIC LOCK.

## Other reports on N799SA (2)

Matched to the same aircraft by N-number and date.

- [Incident 19850213008729I](https://openairdocs.org/incident/19850213008729I), Feb 13, 1985: Stbros SD330 (N799SA), Boston, MA. Elevator control problem after takeoff. Rivets sheared allowing cap for elevator torque tube to move. Wind related.
- [Incident 19800313038379I](https://openairdocs.org/incident/19800313038379I), Mar 13, 1980: Stbros SD330 (N799SA), Philadelphia, PA. Aircraft hydroplaned due to rain and standing water. Drifted off right side of runway.

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. For accidents, the NTSB's own investigation is the fuller record.

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