# N9152X: WSK PZL Mielec PZL M18B

- Status: Valid registration
- Airframe: [WSK PZL Mielec PZL M18B](https://openairdocs.org/model/wsk-pzl-mielec-pzl-m18b) (registry code 9810127, 1 seats)
- Engine: [Honeywell TPE331-11U](https://openairdocs.org/engine/honeywell-tpe331-11u) (registry code 33996)
- Data sheets: [TCDS A47EU](https://openairdocs.org/tcds/A47EU) (Polskie Zakłady Lotnicze Sp. z o.o.), [TCDS E4WE](https://openairdocs.org/tcds/E4WE) (Honeywell Aerospace US LLC) (OpenAirDocs)
- Serial number: 1Z026-30
- Type: Fixed wing single engine
- Engine type: Turbo-prop
- Airworthiness: Restricted, agriculture and pest control, forest
- Airworthiness date: April 24, 2017
- Certificate issued: July 7, 2026
- Expires: July 31, 2033
- Mode S code: ACABF2
- Registered owners: [Schoenau Michael DBA](https://openairdocs.org/faa-owner/SCHOENAU%20MICHAEL%20DBA), [Valley Air Crafts](https://openairdocs.org/faa-owner/VALLEY%20AIR%20CRAFTS)
- Location: [Tulare, CA](https://openairdocs.org/faa-place/CA/Tulare)
- Owner type: Individual
- Owner's area on the map: 36.2002° N, 119.3361° W: Placed by OpenAirDocs: center of Tulare, CA, within about 3 miles (OpenAirDocs). The owner's mailing address, not where the aircraft is based
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=9152X
- Page: https://openairdocs.org/aircraft/N9152X

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): 20 in force

### Matched by airframe (WSK PZL Mielec PZL M18B)

- [AD 2000-18-12](https://openairdocs.org/ad/2000-18-12): Wing Attach Joints · Polskie Zaklady Lotnieze Spolka zo.o PZL M18, PZL M18A and PZL M18B. Effective Sep 27, 2000

### Matched by engine (Honeywell TPE331-11U)

- [AD 2018-22-01](https://openairdocs.org/ad/2018-22-01): Turbine Section · Honeywell International TPE331-10, TPE331-10N, TPE331-10R and 8 more. Effective Dec 10, 2018
- [AD 2018-17-15](https://openairdocs.org/ad/2018-17-15): Turbine Engine Combustion Section · Honeywell International TPE331-1, TPE331-10, TPE331-10AV and 39 more. Effective Oct 22, 2018
- [AD 2016-21-07](https://openairdocs.org/ad/2016-21-07): Fuel control drive · Honeywell International TPE331-1, TPE331-10, TPE331-10AV and 26 more. Effective Nov 28, 2016
- [AD 2016-18-17](https://openairdocs.org/ad/2016-18-17): Compressor impeller · Honeywell International TPE331-10, TPE331-10AV, TPE331-10GP and 22 more. Effective Nov 4, 2016
- [AD 2012-02-06](https://openairdocs.org/ad/2012-02-06): First stage turbine disks · Honeywell International TPE331-10, TPE331-10AV, TPE331-10GP and 12 more. Effective Mar 15, 2012
- [AD 2011-18-51 R1](https://openairdocs.org/ad/2011-18-51-R1): Main shaft bearing · Honeywell International TPE331-1, TPE331-10, TPE331-10A and 82 more. Effective Oct 19, 2011
- [AD 2009-17-05](https://openairdocs.org/ad/2009-17-05): First stage turbine disks · Honeywell International TPE331-10, TPE331-10A, TPE331-10AV and 20 more. Effective Sep 1, 2009
- [AD 2006-14-03](https://openairdocs.org/ad/2006-14-03): New flight cycle counting method for first, second, and third-stage turbine rotors · Honeywell International TPE331-1, TPE331-10, TPE331-10A and 48 more. Effective Aug 9, 2006
- [AD 2004-09-29](https://openairdocs.org/ad/2004-09-29): First Stage Turbine Disks · Honeywell International TPE331-10, TPE331-10A, TPE331-10AV and 20 more. Effective Jun 15, 2004
- [AD 2002-25-02](https://openairdocs.org/ad/2002-25-02): First stage compressors implellers · Honeywell International TPE331-10, TPE331-10A, TPE331-10AV and 35 more. Effective Jan 21, 2003
- [AD 2002-12-09](https://openairdocs.org/ad/2002-12-09): Spectrometric Oil Analysis Program (SOAP) Sampling of Oil and Filter, Gearbox Components · Honeywell International TPE331-11U, TPE331-12B, TPE331-12JR and 3 more. Effective Jul 3, 2002
- [AD 98-12-09](https://openairdocs.org/ad/98-12-09): Fuel Manifold · Honeywell International TPE331-10, TPE331-10A, TPE331-10AV and 29 more. Effective Aug 7, 1998
- [AD 97-15-10](https://openairdocs.org/ad/97-15-10): Engine Inlet Ice Protection · Honeywell International TPE331-10, TPE331-10A, TPE331-10AV and 39 more. Effective Sep 22, 1997
- [AD 95-16-08](https://openairdocs.org/ad/95-16-08): Life Limited Turbine Components · Honeywell International TPE331-1, TPE331-10, TPE331-10A and 62 more. Effective Sep 5, 1995
- [AD 94-26-07](https://openairdocs.org/ad/94-26-07): Fuel Control Governor Drive · Honeywell International TPE331-10, TPE331-10A, TPE331-10B and 32 more. Effective Apr 18, 1995
- [AD 93-15-11](https://openairdocs.org/ad/93-15-11): Propeller Pitch Control (PPC) Gasket · Honeywell International TPE331-1, TPE331-10, TPE331-10A and 58 more. Effective Sep 7, 1993
- [AD 93-02-01](https://openairdocs.org/ad/93-02-01): Stratoflex Fuel Manifold Assemblies · Honeywell International TPE331-10, TPE331-10A, TPE331-10B and 21 more. Effective Mar 18, 1993
- [AD 89-07-07 R1](https://openairdocs.org/ad/89-07-07-R1): Oil Scavenge Pump Assembly · Honeywell International TPE331-1, TPE331-10, TPE331-10R and 26 more. Effective Oct 30, 1989
- [AD 84-10-06 R1](https://openairdocs.org/ad/84-10-06-R1): Fuel Pump Assemblies · Honeywell International TPE331-1, TPE331-10, TPE331-10B and 45 more. Effective Dec 26, 1984

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

- [AD 2018-02-14](https://openairdocs.org/ad/2018-02-14) (historical): Turbine Engine Combustion Section · Honeywell International TPE331-1, TPE331-10, TPE331-10AV and 38 more. Effective Feb 28, 2018
- [AD 2015-12-04](https://openairdocs.org/ad/2015-12-04) (historical): Fuel control unit (FCU) · Honeywell International TPE331-1, TPE331-10, TPE331-10AV and 26 more. Effective Jul 22, 2015
- [AD 2011-18-51](https://openairdocs.org/ad/2011-18-51) (historical): Main shaft bearing · Honeywell International TPE331-1, TPE331-10, TPE331-10A and 82 more
- [AD 2006-15-08](https://openairdocs.org/ad/2006-15-08) (historical): Woodward fuel control unit (FCU) assemblies · Honeywell International TPE331-1, TPE331-10, TPE331-10AV and 26 more. Effective Aug 24, 2006
- [AD 88-12-10](https://openairdocs.org/ad/88-12-10) (historical): Turbine Rotor · Honeywell International TPE331-10, TPE331-10R, TPE331-10U and 6 more. Effective Jun 6, 1988
- [AD 92-02-19 PL](https://openairdocs.org/ad/92-02-19-PL) (historical): Fuel Manifold Assembly Leak · Honeywell International TPE331-10, TPE331-10A, TPE331-10AV and 29 more

## Information bulletins (advisory) (2 in force)

- [SAIB NE-16-19](https://openairdocs.org/saib/NE-16-19): Turbine Engine Compressor Section  Stator Nozzle Distress. Issued Jul 22, 2016
- [SAIB NE-16-18](https://openairdocs.org/saib/NE-16-18): Power Lever  Loss of Power Control. Issued Jul 11, 2016

## NTSB investigations

None matched to N9152X.

## 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.

- [Incident 20020411017909I](https://openairdocs.org/incident/20020411017909I), Apr 11, 2002: Wsk PZLM18B (N9152X), Hazleton, PA, Minor damage. (-23) Pilot approached ridge line to make a water drop. He proceeded down the ridge when the wind shifted and a cloud of smoke billowed up and obscured his…

## 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) (19)

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 airframe (WSK PZL Mielec PZL M18B)

- [STC SA01323CH](https://openairdocs.org/stc/SA01323CH): Installation of a ground single point fueling system. Turbine Conversions Ltd
- [STC SA01406NY](https://openairdocs.org/stc/SA01406NY): Installation of Airwolf remote mounted engine oil filter kit AFC-K017 on single and multi-engine fixed light aircraft and rotary wing. Airwolf Filter Corporation
- [STC ST03554CH](https://openairdocs.org/stc/ST03554CH): Installation of Rotary Gatekeeper and provisions equipment. Turbine Conversions Ltd
- [STC SA01361SE](https://openairdocs.org/stc/SA01361SE): Installation of a Honeywell TPE331-10, -10U, -10UF, -10UG, -10UGR, -10UR engine in combination with Hartzell Propeller Model HC-B4TN-5NL/LT10890N, or HC-B4TN-5PL/LT10890N, or Honeywell TPE331-11U or -11UA engine in combination with a Hartzell HC-B5MP-5BL/LM11692N propeller. Turbine Dromaders LLC
- [STC SA09063SC](https://openairdocs.org/stc/SA09063SC): Installation of geared tabs on ailerons, elevator, and vertical tail. Turbine Installation LLC
- [STC SA01276AT](https://openairdocs.org/stc/SA01276AT): Increase in the Maximum Take off Gross Weight from 9260 lbs. To 11700 lbs. Dromader USA LLC
- [STC SA09039SC](https://openairdocs.org/stc/SA09039SC): Installation of the AlliedSignal TPE331-10U engine with the Hartzell Model HC-B4TN-5NL/LT10890N propeller, or the installation of the AlliedSignal TPE331-10UA engine with either the Hartzell Model HC-B3TN-5/T10282 or HC-B3TN-5U/T10290N propeller; or the installation of either the AlliedSignal TPE331-11U-612G or TPE331-12UA-701G engine with the Hartzell Model HC-B5MP-5BL/LM11692N propeller. Delta Turbines Inc
- [STC SA00946SE](https://openairdocs.org/stc/SA00946SE): ONE-ONLY: Installation of a Honeywell TPE331-10 engine and Hartzell propeller Model HCB4TN-5NL/LT10890N, serial number 1Z024-15. Turbine Dromaders LLC
- [STC SA00961CH](https://openairdocs.org/stc/SA00961CH): Installation of hydraulically driven material dispersal gate for fire fighting applications. Turbine Conversions Ltd
- [STC SA01249SE](https://openairdocs.org/stc/SA01249SE): ONE-ONLY: Installation of a Honeywell TPE331-10UF engine and Hartzell Propeller Model HC-B4TN-5NL/LT10890N, serial number 1Z027-08. Turbine Dromaders LLC
- [STC SA01737CH](https://openairdocs.org/stc/SA01737CH): Installation of a Wytwornia Sprzetu Komunikacyjnego (WSK) PZL-KALISZ ASz-62IR-M18/K9- BB or/K9-BA model engine. Dromader USA LLC
- [STC SA01473NY](https://openairdocs.org/stc/SA01473NY): Installation of Hamilton Standard model 23E50 propeller and 4G10 governor. Required limitations: Hub 23E50. Eligible blades 6477A-0 or 7149A-0 or 6277-0. Diameter 138.375 inches, no reduction. Pitch stops 15 degrees low, 35 degrees high. New Sioux Enterprises Ltd
- [STC SA1014GL](https://openairdocs.org/stc/SA1014GL): Installation of Pratt and Whitney Canada PT6A-45A, -65B, -65R, -65AG, or -65AR engine, Hartzell HC-B5MP-3C/M10876 propeller, and related changed. Turbine Conversions Ltd
- [STC SA01379CH](https://openairdocs.org/stc/SA01379CH): Installation of a fiberglass pressure cowling. Turbine Conversions Ltd
- [STC SA00567WI](https://openairdocs.org/stc/SA00567WI): Installation of a Compro Aviation Driftfinder DFS-10 system which injects oil into engine exhaust to produce to determine wind speed and direction. Compro Aviation Inc
- [STC SA00443SE](https://openairdocs.org/stc/SA00443SE): Installation of vortex generators on wings, installation of fuselage strakes, and removal of stall strips. Micro AeroDynamics Inc
- [STC SA00278SE](https://openairdocs.org/stc/SA00278SE): Fabrication and Installation of vortex generators and 'delta wings' mounted on airplane wings, and strakes mounted above left and right-hand wing/fuselage junctions. Aeronautical Testing Service Inc
- [STC ST00009AT](https://openairdocs.org/stc/ST00009AT): Installation of a chemical rinsing system. Paul S Woods

### Approved for the engine (Honeywell TPE331-11U)

- [STC SE00265AT](https://openairdocs.org/stc/SE00265AT): Install Ayres Fuel Manifold Purge Assembly Kit, P/N 21757-1 in accordance with "Installation Instructions - Ayres P/N 21757-1 Fuel Manifold Purge Assy-Kit" Dwg. No. 21757-1(1), Revision none, dated April 20, 1993, or later FAA approved revision. Thrush Aircraft Inc

## Earlier aircraft with N9152X

The FAA can reassign an N-number once a registration is cancelled. These aircraft carried N9152X before.

- [Cancelled 1990-05-18](https://openairdocs.org/deregistered/N9152X-1990-05-18): Piper PA-28-181, S/N 2890092. N-number assigned, not yet registered

## Related

- Other WSK PZL Mielec PZL M18B aircraft: https://openairdocs.org/model/wsk-pzl-mielec-pzl-m18b/aircraft.md
- The Honeywell TPE331-11U engine: https://openairdocs.org/engine/honeywell-tpe331-11u.md

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