# N273LH: 1975 Siai-Marchetti SM-1019B

- Status: Valid registration
- Airframe: [Siai-Marchetti SM-1019B](https://openairdocs.org/model/siai-marchetti-sm-1019b) (registry code 8120410, 2 seats)
- Engine: [Allison 250-B15G](https://openairdocs.org/engine/allison-250-b15g) (registry code 03064)
- Data sheets: [TCDS E10CE](https://openairdocs.org/tcds/E10CE) (Rolls-Royce Corporation) (OpenAirDocs)
- Serial number: 06
- Year built: 1975
- Type: Fixed wing single engine
- Engine type: Turbo-prop
- Airworthiness: Experimental, exhibition
- Airworthiness date: October 31, 2008
- Certificate issued: December 8, 2008
- Expires: July 31, 2029
- Mode S code: A2B2A3
- Registered owner: [Blue Skyair Services LLC](https://openairdocs.org/faa-owner/BLUE%20SKYAIR%20SERVICES%20LLC)
- Location: [Wilmington, DE](https://openairdocs.org/faa-place/DE/Wilmington)
- Owner type: LLC
- Owner's area on the map: 39.7236° N, 75.5412° W: Placed by OpenAirDocs at the center of ZIP code 19801, within about a mile (OpenAirDocs). The owner's mailing address, not where the aircraft is based
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=273LH
- Page: https://openairdocs.org/aircraft/N273LH

From the FAA registry file of October 24, 2026. ADs below are matched by the registry's airframe and engine model codes. They may apply; each AD's applicability can narrow it by serial number, part number or installed equipment. This is not a compliance determination.

## ADs that may apply (OpenAirDocs): 7 in force

### Matched by airframe (Siai-Marchetti SM-1019B)

None in force.

### Matched by engine (Allison 250-B15G)

- [AD 2006-16-04](https://openairdocs.org/ad/2006-16-04): Inspection of the fuel nozzle screen · Rolls-Royce 250-B15A, 250-B15E, 250-B15G and 43 more. Effective Sep 7, 2006
- [AD 98-24-28](https://openairdocs.org/ad/98-24-28): Main Fuel Control Bellows · Rolls-Royce 250-B15A, 250-B15E, 250-B15G and 36 more. Effective Jan 7, 1999
- [AD 96-19-01](https://openairdocs.org/ad/96-19-01): Superior Air Parts Manufacture Approval (PMA) Bearings · Rolls-Royce 250-B15G, 250-B17F, 250-B17F/1 and 17 more. Effective Sep 26, 1996
- [AD 82-24-05](https://openairdocs.org/ad/82-24-05): Control Assembly and Power Turbine Governor Assembly · Rolls-Royce 250-B15A, 250-B15E, 250-B15G and 43 more. Effective Nov 26, 1982
- [AD 82-12-04](https://openairdocs.org/ad/82-12-04): Combined Power Turbine and Propeller Governor Assembly · Cessna 401, 401A, 401B and 11 more. Effective Jun 7, 1982
- [AD 77-15-12](https://openairdocs.org/ad/77-15-12): Power Turbine Coupling Nut · Rolls-Royce 250-B15A, 250-B15E, 250-B15G and 23 more. Effective Sep 23, 1977
- [AD 72-03-06](https://openairdocs.org/ad/72-03-06): Turbine Wheels · Rolls-Royce 250-B15A, 250-B15E, 250-B15G and 9 more. Effective Feb 8, 1972

### Historical (superseded or no longer in force)

- [AD 2004-24-09](https://openairdocs.org/ad/2004-24-09) (historical): Fuel nozzle · Rolls-Royce 250-B15A, 250-B15E, 250-B15G and 40 more. Effective Jan 5, 2005

## Information bulletins (advisory)

None matched.

## 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 ERA09CA220](https://openairdocs.org/ntsb/ERA09CA220), Mar 29, 2009: SIAI Marchetti SM-1019B (N273LH), Dade City, FL, substantial damage. Probable cause: The pilot's failure to maintain directional control during initial climb.

## 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 20090329005279A](https://openairdocs.org/incident/20090329005279A), Mar 29, 2009: Siaima SM1019B (N273LH), Dade City, FL, Substantial damage. (-23) On March 29, 2009, at around 1100 am local, near Dade City, Florida, aircraft N273LH, an experimental amateur built marchetti, model SM-1019B, while on…

## Service difficulty reports

None filed for this aircraft. Matched to this aircraft by N-number and event date, checked against the reported serial number, make and model.

## STCs that may be installed (OpenAirDocs) (2)

Approved for this aircraft's airframe or engine model, in force first, then newest. The registry doesn't record which STCs an aircraft has; its records do.

### Approved for the engine (Allison 250-B15G)

- [STC ST00037AT](https://openairdocs.org/stc/ST00037AT): Unison igniter plugs, P/N 9044400-1. Unison Industries
- [STC SQ00338AT](https://openairdocs.org/stc/SQ00338AT): Unison igniter leads, P/N9048222-101, 102, 103, 104, 105, 106. Unison Industries

## Related

- Other Siai-Marchetti SM-1019B aircraft: https://openairdocs.org/model/siai-marchetti-sm-1019b/aircraft.md
- The Allison 250-B15G engine: https://openairdocs.org/engine/allison-250-b15g.md

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