Fixed Wing Single Engine · P&W R-985 SERIES · as of Sep 21, 2026
Resources Engine · Pratt & Whitney Canada ↗ Search FAA TCDS ↗
Distribution · currently registered
By state (top 10)
- CA 13.5% 7
- TX 7.7% 4
- ND 5.8% 3
- IL 5.8% 3
- OK 5.8% 3
- PA 5.8% 3
- NY 5.8% 3
- AR 5.8% 3
- MO 3.8% 2
- FL 3.8% 2
+14 more states
By decade of manufacture
- 1930s 1.9% 1
- 1950s 3.8% 2
- 1960s 75.0% 39
- Unknown 19.2% 10
NTSB records
49 event(s) on file. Showing the most recent 25 · 24 more available on NTSB CAROL.
- Jul 25, 2008 N519Y Newport, Arkansas NTSB docket ↗
- Aug 4, 2005 N460Y Sabana Grande, Puerto Rico Minor NTSB docket ↗
- Jul 16, 2004 N519Y Havana, Arkansas Serious NTSB docket ↗
- Feb 1, 1995 N705Y PIXLEY, California NTSB docket ↗
- Oct 28, 1991 N664U PAUMA, California NTSB docket ↗
- Jun 11, 1986 N751Y WESSINGTON, South Dakota NTSB docket ↗
- Jun 5, 1986 N552Y LA FERIA, Texas NTSB docket ↗
- Jul 25, 1984 N751Y WESSINGTON, South Dakota NTSB docket ↗
- Jun 13, 1984 N10247 KINDRED, North Dakota NTSB docket ↗
- May 31, 1982 N10247 MURDO, South Dakota NTSB docket ↗
- Jun 8, 1981 N608U MANILA, Arkansas NTSB docket ↗
- Jun 8, 1978 N4778T ELMORE, Alabama NTSB docket ↗
- May 3, 1978 N10218 CALUSA, California NTSB docket ↗
- May 12, 1977 N10298 GRIDLEY, California NTSB docket ↗
- Nov 17, 1976 N10211 WILLIAMS, California NTSB docket ↗
- Nov 1, 1976 N460Y YAUCO, Puerto Rico NTSB docket ↗
- Jul 29, 1976 N651Y MINTER CITY, Mississippi NTSB docket ↗
- Nov 1, 1975 N464Y SLAYTON, Texas NTSB docket ↗
- May 18, 1975 N522Y DUMAS, Arkansas NTSB docket ↗
- Apr 1, 1975 N601Y BELLE GLADE, Florida NTSB docket ↗
- Jul 25, 1974 N664U BAKER, Montana NTSB docket ↗
- Jun 17, 1974 N481Y ATOKA, Oklahoma NTSB docket ↗
- Jul 26, 1973 N63W MCALLEN, Texas NTSB docket ↗
- Jun 2, 1973 N552Y CHURCH POINT, Louisiana NTSB docket ↗
- Apr 30, 1973 N515Y VILLE PLATTE, Louisiana NTSB docket ↗
Airworthiness directives
21 directive(s) on file. Showing the most recent 21.
- Jul 27, 2020
Airworthiness Directives; GE Aviation Czech s.r.o. Turboprop Engines (Type Certificate Previously Held by WALTER Engines a.s., Walter a.s., and MOTORLET a.s.)
The FAA is adopting a new airworthiness directive (AD) for all GE Aviation Czech s.r.o. M601D-11, M601E-11, M601E-11A, M601E-11AS, M601E-11S, M601F, H80, H80-100, H80-200, H75-100, H75-200, H85-100, and H85-200 model turboprop engines. This AD was prompted by a review by the manufacturer that identified the possibilit…
- Feb 4, 2020
Airworthiness Directives; GE Aviation Czech s.r.o. Turboprop Engines
The FAA is revising an earlier proposal for all GE Aviation Czech s.r.o. M601D-11, M601E-11, M601E-11A, M601E-11AS, M601E-11S, M601F, H80, H80-100, H80-200, H75-100, H75-200, H85-100, and H85-200 turboprop engines. This action revises the notice of proposed rulemaking (NPRM) by revising the compliance time requirement…
- Mar 2, 2011
Airworthiness Directives; Allied Ag Cat Productions, Inc. Models G-164, G-164A, G-164B, G-164B With 73″ Wing Gap, G-164B-15T, G-164B-34T, G-164B-20T, G-164C, G-164D, and G-164D With 73″ Wing Gap Airplanes
We are superseding an existing airworthiness directive (AD) for the products listed above. That AD currently requires repetitively inspecting the interior and the exterior of the main tubular spar of the rudder assembly for corrosion, taking necessary corrective action if corrosion is found, and applying corrosion pro…
- Nov 14, 2008
Airworthiness Directives; Allied Ag Cat Productions, Inc. Model G-164 Series Airplanes
The FAA adopts a new airworthiness directive (AD) to supersede AD 78-08-09, which applies to certain Allied Ag Cat Productions, Inc. (formerly Grumman-American) (Allied Ag Cat) Models G-164, G-164A, and G-164B airplanes. AD 78-08-09 currently requires repetitively inspecting the interior and the exterior of the main t…
- Aug 7, 2008
Airworthiness Directives; Allied Ag Cat Productions, Inc. G-164 Series Airplanes
We propose to supersede Airworthiness Directive (AD) 78-08-09, which applies to certain Allied Ag Cat Productions, Inc. (formerly Grumman-American) Models G-164, G-164A, and G-164B airplanes. AD 78-08- 09 currently requires repetitively inspecting the interior and the exterior of the main tubular spar of the rudder as…
- Jul 20, 2006
Airworthiness Directives; Honeywell International Inc. TPE331 Series Turboprop Engines
The FAA is adopting a new airworthiness directive (AD) for Honeywell International Inc. TPE331 series turboprop engines with certain part numbers of Woodward fuel control unit (FCU) assemblies installed. This AD requires initial and repetitive dimensional inspections of the fuel control drive, for wear or damage. This…
- Jul 5, 2006
Airworthiness Directives; Honeywell International Inc. TPE331 Series Turboprop, and TSE331-3U Model Turboshaft Engines
The FAA is adopting a new airworthiness directive (AD) for certain Honeywell International Inc. TPE331 series turboprop, and TSE331-3U model turboshaft engines. This AD requires implementing a new flight cycle counting method for first, second, and third-stage turbine rotors used in aircraft that make multiple takeoff…
- Mar 8, 2006
Airworthiness Directives; Honeywell International Inc. TPE331 Series Turboprop Engines
The FAA proposes to adopt a new airworthiness directive (AD) for Honeywell International Inc. TPE331 series turboprop engines with certain part numbers of Woodward fuel control assemblies installed. This proposed AD would require initial and repetitive dimensional inspections of the splines between the fuel pump and f…
- Feb 23, 2006
Airworthiness Directives; Honeywell International Inc. TPE331 Series Turboprop, and TSE331-3U Model Turboshaft Engines
The FAA proposes to adopt a new airworthiness directive (AD) for certain Honeywell International Inc. TPE331 series turboprop, and TSE331-3U model turboshaft engines. This proposed AD would require implementing a new flight cycle counting method for first, second, and third-stage turbine rotors used in aircraft that m…
- Sep 9, 2005
Airworthiness Directives; Hartzell Propeller Inc. Propellers
The FAA is adopting a new airworthiness directive (AD) for certain Hartzell Propeller Inc. propellers. This AD requires inspecting the propeller blades and other critical propeller parts for corrosion and mechanical damage. This AD results from two events where a "Z- shank" blade failed and separated and the results o…
- Jul 14, 2005
Airworthiness Directives; Hartzell Propeller Inc. Models HC-B3TN-2, HC-B3TN-3, HC-B3TN-5, HC-B3MN-3, HC-B4TN-3, HC-B4TN-5, HC-B4MN-5, HC-B4MP-3, HC-B4MP-5, and HC-B5MP-3 Propellers
The FAA is adopting a new airworthiness directive (AD) for Hartzell Propeller Inc. models HC-B3TN-2, HC-B3TN-3, HC-B3TN-5, HC- B3MN-3, HC-B4TN-3, HC-B4TN-5, HC-B4MN-5, HC-B4MP-3, HC-B4MP-5, and HC- B5MP-3 propellers, installed with propeller mounting bolts, part number (P/N) B-3339. This AD requires initial and repeti…
- Dec 29, 2004
Airworthiness Directives; Hartzell Propeller Inc. Propellers
The FAA proposes to adopt a new airworthiness directive (AD) for certain Hartzell Propeller Inc. propellers. This proposed AD would require inspecting the propeller blades and other critical propeller parts for corrosion and mechanical damage. This proposed AD results from two events where a "Z-shank" blade failed and…
- Dec 16, 2002
Airworthiness Directives; Honeywell International Inc. TPE331-3, -5, -6, -8, -10, and -11 Series Turboprop and TSE331-3 Series Turboshaft Engines
This amendment adopts a new airworthiness directive (AD), that is applicable to Honeywell International Inc. (formerly AlliedSignal Inc., Garrett Turbine Engine Company and AiResearch Manufacturing Company of Arizona) TPE331-3, -5, -6, -8, -10, and -11 series turboprop and TSE331-3 series turboshaft engines. This amen…
- Oct 22, 2002
Airworthiness Directives; Honeywell International Inc. TPE331 Series Turboprop and TSE331-3U Series Turboshaft Engines
This amendment adopts a new airworthiness directive (AD), that is applicable to Honeywell International Inc. (formerly AlliedSignal Inc., Garrett Engine Division, Garrett Turbine Engine Company, and AiResearch Manufacturing Company of Arizona) TPE331 series turboprop and TSE331-3U series turboshaft engines. This amend…
- Jul 25, 2002
Airworthiness Directives; Honeywell International Inc. TPE331-3, −5, −6, −8, −10, and −11 Series Turboprop and TSE331-3 Series Turboshaft Engines
The Federal Aviation Administration (FAA) proposes to adopt a new airworthiness directive (AD) that is applicable to Honeywell International Inc. (formerly AlliedSignal Inc., Garrett Turbine Engine Company and AiResearch Manufacturing Company of Arizona) TPE331-3, -5, -6, -8, -10, and -11 series turboprop and TSE331-3…
- Feb 19, 2002
Airworthiness Directives; Honeywell International Inc. TPE331 Series Turboprop and TSE331-3U Series Turboshaft Engines
The Federal Aviation Administration (FAA) proposes to adopt a new airworthiness directive (AD) that is applicable to Honeywell International Inc. (formerly AlliedSignal Inc., Garrett Engine Division, Garrett Turbine Engine Company, and AiResearch Manufacturing Company of Arizona) TPE331 series turboprop and model TSE3…
- Nov 30, 1999
Airworthiness Directives; Precise Flight, Inc. Model SVS III Standby Vacuum Systems
This amendment adopts a new airworthiness directive (AD) that applies to all aircraft equipped with Precise Flight, Inc. Model SVS III standby vacuum systems installed in accordance with the applicable supplemental type certificate (STC) or through field approval. This AD requires incorporating revised operating limit…
- Jul 7, 1999
Airworthiness Directives; Precise Flight, Inc. Model SVS III Standby Vacuum Systems
This document proposes to adopt a new airworthiness directive (AD) that would apply to all U.S. owners and operators of aircraft equipped with Precise Flight, Inc. Model SVS III standby vacuum systems installed in accordance with the applicable supplemental type certificate (STC) or through field approval. The propose…
- Feb 26, 1998
Airworthiness Directives; AlliedSignal Inc. TPE331 Series Turboprop and TSE331 Turboshaft Engines
This amendment adopts a new airworthiness directive (AD), applicable to AlliedSignal Inc., (formerly Garrett Engine Division, Garrett Turbine Engine Company and AiResearch Manufacturing Company of Arizona) TPE331 series turboprop and TSE331 turboshaft engines, that requires replacement or radiographic inspection, and…
- Jul 31, 1997
Airworthiness Directives; AlliedSignal Inc. TPE331 Series Turboprop and TSE331 Turboshaft Engines
This document proposes the adoption of a new airworthiness directive (AD) that is applicable to AlliedSignal Inc., (formerly Garrett Engine Division, Garrett Turbine Engine Company and AiResearch Manufacturing Company of Arizona) TPE331 series turboprop and TSE331 turboshaft engines. This proposal would require replac…
- Aug 4, 1995
Airworthiness Directives; AlliedSignal, Inc. TPE331 Series Turboprop and TSE331 Series Turboshaft Engines
This amendment adopts a new airworthiness directive (AD), applicable to AlliedSignal, Inc. (formerly Allied-Signal, Inc., Garrett Engine Division, Garrett Turbine Engine Company, and AiResearch Manufacturing Co. of Arizona) TPE331 series turboprop and TSE331 series turboshaft engines, that requires a record check of e…
Supplemental type certificates · 50 on file
- 08/21/2024 STC SA01757WI To allow the use of UL91 or UL94 (minimum) grade aviation fuel Swift Fuels LLC DRS ↗
- 05/17/2024 STC SA4503NM (PAGE 1) Remove original cloth covering and install Ceconite covering Ceconite Division of Poly-Fiber Inc. DRS ↗
- 09/09/2022 STC SA1008WE Installation of Poly-Fiber covering material. Poly-Fiber Inc DRS ↗
- 09/09/2022 STC SA4503NM (PAGE 1) Install Ceconite covering material. Ceconite Division of Poly-Fiber Inc DRS ↗
- 07/27/2022 STC SA01757WI To allow the use of UL91 or UL94 (minimum) grade aviation fuel Swift Fuels LLC DRS ↗
- 05/19/2022 STC SA04776NY (1 OF 2) The HIPEC Covering and Finishing System must be performed and maintained HIPEC Aircraft Coatings Inc. DRS ↗
- 05/18/2022 STC SA04776NY (2 OF2) The HIPEC Covering and Finishing System must be performed and maintained HIPEC Aircraft Coatings Inc. DRS ↗
- 07/27/2020 STC SA01831WI To allow the use of UL91 (minimum) grade aviation fuel Petersen Aviation Inc DRS ↗
- 06/04/2020 STC SA02268CH (PAGE 5) Installation of Airwolf Filter Corp. Air Oil Separator Airwolf Filter Corporation DRS ↗
- 06/19/2019 STC SA00344BO PAGE 1 Installation of Parmetheus Plus LED PAR36 and PAR46 taxi and landing lights. Whelen Aerospace Technologies DRS ↗
- 02/11/2019 STC SA01831WI To allow the use of UL91 (minimum) grade aviation fuel ADI LLC DRS ↗
- 04/26/2018 STC SA6070NM Installation of a 'quick-disconnect drain plug' on the engine rocker sump for the oil drain retrieval system after engine shutdown. West Coast Air Creations DRS ↗
- 03/13/2018 STC SA6070NM Installation of a 'quick-disconnect drain plug' on the engine rocker sump for the oil drain retrieval system after engine shutdown. Richard Zeiler DRS ↗
- 12/20/2017 STC SA02268CH (PAGE 5) Installation of Airwolf Filter Corp. Air Oil Separator Airwolf Filter Corporation DRS ↗
- 12/20/2017 STC SA01282NY Installation of Airwolf remote mounted engine oil filter kit AFC-K015 on aircraft powered by Pratt & Whitney radial reciprocating engine Series R-985, R-1340 and R-1830. Airwolf Filter Corporation DRS ↗
- 10/30/2017 STC SA02212AK (PG 1) Replacement of existing landing and/or taxi light reflector and bulbs with high intensity discharge (HID) lighting systems Seaplanes North LLC DRS ↗
- 03/09/2017 STC SA02428SE (Page 1) Installation of an Air Stream Switch for an electric time recording device on non-pressurized aircraft Henry F Rogers/David E Polley DRS ↗
- 01/24/2017 STC SA01831WI To allow the use of UL91 (minimum) grade aviation fuel Petersen Aviation Inc DRS ↗
- 08/11/2016 STC SA00344BO Page 1 Installation of Parmetheus Plus LED PAR36 and PAR46 taxi and landing lights. Whelen Engineering Co Inc DRS ↗
- 05/20/2016 STC SA01757WI To allow the use of UL91 or UL94 (minimum) grade aviation fuel Swift Fuels LLC DRS ↗
- 03/09/2016 STC SA01757WI To allow the use of UL91 or UL94 (minimum) grade aviation fuel Petersen Aviation Inc DRS ↗
- 10/28/2015 STC SA01757WI To allow the use of UL91 (minimum) grade aviation fuel Petersen Aviation Inc DRS ↗
- 09/23/2015 STC SA00344BO Page 1 Installation of Parmetheus Plus LED PAR36 and PAR46 taxi and landing lights. Whelen Engineering Co Inc DRS ↗
- 06/04/2015 STC SA00478CH Installation of Cooper Superflite 102 Fabric. Aviation Products Systems Inc. DRS ↗
- 01/14/2015 STC SA02212AK (PG 1) Replacement of existing landing and/or taxi light reflector and bulbs with high intensity discharge (HID) lighting systems Seaplanes North LLC DRS ↗
- 07/25/2014 STC SA00344BO Page 1 Installation of Parmetheus Plus LED PAR36 and PAR46 taxi and landing lights. Whelen Engineering Co Inc DRS ↗
- 10/31/2012 STC SA01282NY Installation of Airwolf remote mounted engine oil filter kit AFC-K015 on aircraft powered by Pratt & Whitney radial reciprocating engine Series R-985, R-1340 and R-1830. Airwolf Filter Corporation DRS ↗
- 05/10/2012 STC SA00478CH Installation of Cooper Superflite 102 Fabric. Aviation Products Systems Inc. DRS ↗
- 09/14/2011 STC SA00478CH (PAGE 3) Installation of Cooper Superflite 102 Fabric. Aviation Products Systems Inc. DRS ↗
- 08/28/2011 STC SA02268CH (PAGE 5) Installation of Airwolf Filter Corp. Air Oil Separator Airwolf Filter Corporation DRS ↗
+ 20 more STCs on file
Advisory circulars & Federal Register
Advisory circulars
No ACs explicitly mention this type. Showing universal operating-rule ACs that apply to all aircraft.
Recent Federal Register · Parts 91 & 43
- 2026-09-14 Use of Certain Restricted Category Aircraft for the Transport of Firefighters for Wildfire Suppression FR ↗
- 2026-07-31 Requirements for Interference-Tolerant Radio Altimeter Systems FR ↗
- 2026-07-02 Enabling Supersonic Overland Flight FR ↗
- 2026-07-01 Mechanic Certification: Inspection Rating and Recent Experience Requirements FR ↗
- 2026-06-30 Designation-Restrict the Operation of Unmanned Aircraft in Close Proximity to a Fixed Site Facility; Extension of Comment Period FR ↗
Registered N-numbers · 52
| N-number | St | Year | NTSB | FAA |
|---|---|---|---|---|
| N10202 | ND | — | ● | Look up ↗ |
| N10210 | MO | 1939 | ● | Look up ↗ |
| N10211 | CA | 1959 | ● | Look up ↗ |
| N10215 | TX | 1960 | · | Look up ↗ |
| N10218 | CA | 1959 | ● | Look up ↗ |
| N10247 | IL | 1960 | ● | Look up ↗ |
| N10250 | OK | 1960 | · | Look up ↗ |
| N10253 | FL | 1960 | · | Look up ↗ |
| N10254 | TX | 1960 | · | Look up ↗ |
| N10256 | PA | — | · | Look up ↗ |
| N10287 | OK | — | ● | Look up ↗ |
| N10294 | AZ | — | ● | Look up ↗ |
| N10298 | CO | 1962 | ● | Look up ↗ |
| N164JA | NY | 1962 | · | Look up ↗ |
| N331Y | FL | — | ● | Look up ↗ |
| N407Y | CA | 1963 | · | Look up ↗ |
| N460Y | PR | 1962 | ● | Look up ↗ |
| N464Y | IA | 1962 | ● | Look up ↗ |
| N4778T | KS | 1963 | ● | Look up ↗ |
| N478Y | IL | 1962 | · | Look up ↗ |
| N479Y | ID | 1962 | · | Look up ↗ |
| N481Y | IA | 1962 | ● | Look up ↗ |
| N496Y | IL | 1962 | · | Look up ↗ |
| N503Y | CA | 1965 | · | Look up ↗ |
| N513Y | NC | 1962 | · | Look up ↗ |
| N515Y | NE | 1962 | ● | Look up ↗ |
| N519Y | AR | 1962 | ● | Look up ↗ |
| N522Y | OK | 1962 | ● | Look up ↗ |
| N524Y | TN | 1962 | · | Look up ↗ |
| N552Y | AZ | — | ● | Look up ↗ |
| N591Y | TX | — | ● | Look up ↗ |
| N601Y | AR | 1963 | ● | Look up ↗ |
| N608U | NJ | 1965 | ● | Look up ↗ |
| N613U | ND | 1965 | · | Look up ↗ |
| N616U | MD | 1965 | · | Look up ↗ |
| N633U | WA | 1965 | · | Look up ↗ |
| N63W | SD | — | ● | Look up ↗ |
| N640U | CA | 1965 | · | Look up ↗ |
| N645Y | MD | 1963 | · | Look up ↗ |
| N651Y | AR | 1964 | ● | Look up ↗ |
| N659U | TX | 1966 | · | Look up ↗ |
| N660U | MO | 1966 | ● | Look up ↗ |
| N661Y | PA | — | · | Look up ↗ |
| N664U | NY | 1966 | ● | Look up ↗ |
| N696Y | NY | 1964 | ● | Look up ↗ |
| N705Y | ND | — | ● | Look up ↗ |
| N714Y | CA | 1964 | ● | Look up ↗ |
| N718Y | CA | 1964 | · | Look up ↗ |
| N719Y | MN | 1964 | · | Look up ↗ |
| N735Y | PA | 1964 | · | Look up ↗ |
| N751Y | SD | 1965 | ● | Look up ↗ |
| N7716 | ID | 1960 | ● | Look up ↗ |
Source — FAA Aircraft Registry
Sources
- FAA Aircraft Registry ↗ Refreshed Apr 27, 2026 Available
- NTSB CAROL ↗ Refreshed Jun 10, 2026 Available
- Federal Register (FAA Airworthiness Directives) ↗ Refreshed Apr 27, 2026 Available