# Lycoming T-55 SER TS

- Type: Engine model (FAA registry)
- Registry code: 41555
- Manufacturer (registry): LYCOMING
- Model: T-55 SER TS
- Engine type: Turbo-shaft
- Power: 2,650 hp
- Installed in: 5 registered aircraft
- Page: https://openairdocs.org/engine/lycoming-t-55-ser-ts

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 (5)

- [N214B](https://openairdocs.org/aircraft/N214B): [Central Copters Inc](https://openairdocs.org/faa-owner/CENTRAL%20COPTERS%20INC), [Bozeman, MT](https://openairdocs.org/faa-place/MT/Bozeman), built 1978, S/N 28039
- [N216PJ](https://openairdocs.org/aircraft/N216PJ): [Bank Of Utah Trustee](https://openairdocs.org/faa-owner/BANK%20OF%20UTAH%20TRUSTEE), [Salt Lake City, UT](https://openairdocs.org/faa-place/UT/Salt%20Lake%20City), built 1981, S/N 28069
- [N337MT](https://openairdocs.org/aircraft/N337MT): [Billings Flying Service LLC](https://openairdocs.org/faa-owner/BILLINGS%20FLYING%20SERVICE%20LLC), [Billings, MT](https://openairdocs.org/faa-place/MT/Billings), built 1998, S/N M4101
- [N37035](https://openairdocs.org/aircraft/N37035): [Boeing Co](https://openairdocs.org/faa-owner/BOEING%20CO), [Renton, WA](https://openairdocs.org/faa-place/WA/Renton), built 1981, S/N MA017
- [N857SD](https://openairdocs.org/aircraft/N857SD): [Anchorage, AK](https://openairdocs.org/faa-place/AK/Anchorage), built 1963, S/N 63-08857, Registration pending

## NTSB investigations (6)

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 SEA07TA202](https://openairdocs.org/ntsb/SEA07TA202), Jul 16, 2007: Bell UH-1H (N667HP), Benchmark, MT, substantial damage. Probable cause: Dense smoke/haze which restricted the pilot's visibility and the pilot's failure to maintain aircraft control during the emergency descent resulting in impact with terrain.
- [NTSB DEN04LA145](https://openairdocs.org/ntsb/DEN04LA145), Sep 17, 2004: Bell 214B-1 (N214B), Aspen, CO, substantial damage. Probable cause: the inadvertent activation of the engine's fuel shut off valve, resulting in the reduction of engine power to 50 percent due to an improper cannon plug wire repair on the engine's wire harness…
- [NTSB ANC93FA033](https://openairdocs.org/ntsb/ANC93FA033), Feb 19, 1993: Bell 214B1 (N114CR), Ketchikan, AK, destroyed, 2 fatal. Probable cause: INADEQUATE MAINTENANCE OF THE HYDRAULIC SERVO ACTUATOR WHICH LED TO THE FATIGUE FAILURE AND LOSS OF FLIGHT CONTROL. IN ADDITION, THE FLIGHTCREW DID NOT, OR WAS UNABLE TO, JETTISON THE EXTERNAL LOAD.…
- [NTSB DEN81FA029](https://openairdocs.org/ntsb/DEN81FA029), May 1, 1981: Bell UH-1B (N46942), Williston, ND, destroyed, 8 fatal
- [NTSB OAK77FVG54](https://openairdocs.org/ntsb/OAK77FVG54), Jul 30, 1977: Bell 214B1 (N16805), Sawyers Bar, CA, substantial damage
- [NTSB SEA76OS004](https://openairdocs.org/ntsb/SEA76OS004), Nov 18, 1975: Bell 205A-1 (N59438), Celtiberia, Peru, substantial damage, 1 fatal

## FAA accident and incident reports (5)

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 20070716012619A](https://openairdocs.org/incident/20070716012619A), Jul 16, 2007: Bell UH1H (N667HP), Benchmark, MT, Substantial damage. (-23) Pilot was attempting to sling load fire fighting equipment out of a remote heli-site in a burned area. The heli-site had been unapproachable for several…
- [Accident 20040917022969A](https://openairdocs.org/incident/20040917022969A), Sep 17, 2004: Bell 214B1 (N214B), Aspen, CO, Destroyed. (-23) Shortly after takeoff the aircraft came to a hover at approx. 80' AGL and had just started forward flight when the aircraft lost power. Pilot entered…
- [Accident 19930219002899A](https://openairdocs.org/incident/19930219002899A), Feb 19, 1993: Bell 214B1 (N114CR), Ketchikan, AK, Destroyed, 2 fatal. Hovering with logs on long line. Lost control. Log load not released. Crashed. Rotor cylic hydraulic servo failed.
- [Accident 19810501021029A](https://openairdocs.org/incident/19810501021029A), May 1, 1981: Bell UH1B (N46942), Williston, ND, Destroyed, 7 fatal. Engine failed while flying close to trees en route. Impacted hillside. Auto and improper jet fuel. FAR 133 aircraft
- [Accident 19770730037749A](https://openairdocs.org/incident/19770730037749A), Jul 30, 1977: Bell 214B (N16805), Sawyers Bar, CA, Substantial damage. Helicopter engaged in logging operation. Accessory inner bevel gear,p/n 2-070-005-02,failed.

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