Fixed Wing Single Engine · P&W CANADA PT6A-34AG · as of Sep 21, 2026
Resources Manufacturer · Air Tractor ↗ Engine · Pratt & Whitney Canada ↗ Search FAA TCDS ↗
Distribution · currently registered
By state (top 10)
- UT 33.3% 3
- OH 11.1% 1
- DE 11.1% 1
- LA 11.1% 1
- IL 11.1% 1
- WI 11.1% 1
- CA 11.1% 1
By decade of manufacture
- 2010s 22.2% 2
- 2020s 66.7% 6
- Unknown 11.1% 1
NTSB records
1 event(s) on file. Showing the most recent 1.
- Oct 9, 2024 N149SH Gizan, Other Foreign Serious NTSB docket ↗
Airworthiness directives
2 directive(s) on file. Showing the most recent 2.
- Mar 25, 2021
Airworthiness Directives; Air Tractor, Inc., Airplanes
The FAA is adopting a new airworthiness directive (AD) for all Air Tractor, Inc., (Air Tractor) Models AT-250, AT-300, AT-301, AT-302, AT-400, AT-400A, AT-401, AT-401A, AT-401B, AT-402, AT-402A, AT-402B, AT-501, AT-502, AT-502A, AT-502B, AT-503, AT-503A, AT-504, AT-602, AT- 802, and AT-802A airplanes. This AD was prom…
- Jul 28, 2020
Airworthiness Directives; Air Tractor, Inc. Airplanes
The FAA proposes to adopt a new airworthiness directive (AD) for all Air Tractor, Inc. (Air Tractor) Models AT-250, AT-300, AT-301, AT-302, AT-400, AT-400A, AT-401, AT-401A, AT-401B, AT-402, AT-402A, AT- 402B, AT-501, AT-502, AT-502A, AT-502B, AT-503, AT-503A, AT-504, AT- 602, AT-802, and AT-802A airplanes. This propo…
PMA replacement parts · 4 on file
- 7246-20AT#https://drs.faa.gov/browse/excelExternalWindow/7A23984EC8B7615E862584AB0076CD65.0001## Valve-Regulated Lead-Acid Battery Teledyne Battery Products replaces G-246 (G-246AT)
- 7246-20#https://drs.faa.gov/browse/excelExternalWindow/8ADF30E4E4E81939862584AB0076CD7E.0001## Valve-Regulated Lead-Acid Battery Teledyne Battery Products replaces G-246 (G-246AT)
- 510297-203-XXXX#https://drs.faa.gov/browse/excelExternalWindow/0D76D82C2E41132786257A7E00698A3D.0001## Installation Kit Specification AmSafe Inc replaces Modification Part
- 10031#https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID162698932920250417182850.0001## WINDOW FRAME (INSIDE)(285/400 HOPPER) Texas Transland LLC replaces Modification Part
Equivalent level of safety findings · 1 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 · 9
| N-number | St | Year | NTSB | FAA |
|---|---|---|---|---|
| N148SH | UT | 2022 | · | Look up ↗ |
| N149SH | UT | 2022 | ● | Look up ↗ |
| N173SH | UT | 2025 | · | Look up ↗ |
| N2033R | OH | 2011 | · | Look up ↗ |
| N305AT | DE | — | · | Look up ↗ |
| N3081Y | LA | 2015 | · | Look up ↗ |
| N504AT | IL | 2024 | · | Look up ↗ |
| N504DD | WI | 2022 | · | Look up ↗ |
| N504HW | CA | 2024 | · | 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