Rotorcraft · as of Sep 21, 2026
Resources Manufacturer · Boeing ↗ Search FAA TCDS ↗
Distribution · currently registered
By state (top 10)
- CA 36.4% 8
- UT 18.2% 4
- AK 13.6% 3
- MT 13.6% 3
- OR 13.6% 3
- DE 4.5% 1
By decade of manufacture
- 1980s 18.2% 4
- 1990s 50.0% 11
- Unknown 31.8% 7
NTSB records
No NTSB-recorded events match BOEING CH-47D in the indexed corpus.
Airworthiness directives
4 directive(s) on file. Showing the most recent 4.
- Oct 11, 2024
Airworthiness Directives; Columbia Helicopters, Inc., and Restricted Category Model CH-47D Helicopters
The FAA is adopting a new airworthiness directive (AD) for Columbia Helicopters, Inc., Model 234 helicopters and restricted category Model CH-47D helicopters. This AD was prompted by two reports of a flight control rigid connecting link (link) failure, due to a manufacturing defect. This AD requires removing certain l…
- Dec 20, 2021
Airworthiness Directives; Various Model 234 and Model CH-47D Helicopters
The FAA is adopting a new airworthiness directive (AD) for various Model 234 and Model CH-47D helicopters. This AD was prompted by two reports of mechanical failures of the longitudinal cyclic trim actuator (LCTA). This AD requires determining the maintenance history, and hours time-in-service (TIS) and number of lift…
- Aug 13, 2018
Airworthiness Directives; Various Model 234 and Model CH-47D Helicopters
We are adopting a new airworthiness directive (AD) for various Model 234 and Model CH-47D helicopters. This AD requires inspections of the pitch housing and revising the pitch housing retirement life. This AD was prompted by reports of cracking in the pitch housing lugs. The actions of this AD are intended to detect a…
- Mar 14, 2017
Airworthiness Directives; Various Model 234 and Model CH-47D Helicopters
We propose to adopt a new airworthiness directive (AD) for various Model 234 and Model CH-47D helicopters. This proposed AD would require inspections of the pitch housing and revising the pitch housing retirement life. This proposed AD is prompted by reports of cracking in the pitch housing lugs. The proposed actions…
Advisory circulars & Federal Register
ACs mentioning BOEING or CH-47D
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 · 22
| N-number | St | Year | NTSB | FAA |
|---|---|---|---|---|
| N160DY | CA | — | · | Look up ↗ |
| N160EH | CA | 1988 | · | Look up ↗ |
| N160TN | CA | — | · | Look up ↗ |
| N237PJ | UT | — | · | Look up ↗ |
| N238PJ | UT | 1991 | · | Look up ↗ |
| N257PJ | CA | 1989 | · | Look up ↗ |
| N258PJ | UT | 1991 | · | Look up ↗ |
| N285PJ | UT | 1991 | · | Look up ↗ |
| N344RA | AK | 1987 | · | Look up ↗ |
| N366RA | AK | 1992 | · | Look up ↗ |
| N377RA | AK | 1993 | · | Look up ↗ |
| N406KT | MT | 1995 | · | Look up ↗ |
| N40CU | CA | 1989 | · | Look up ↗ |
| N411CH | OR | — | · | Look up ↗ |
| N412CH | OR | — | · | Look up ↗ |
| N42CU | CA | 1991 | · | Look up ↗ |
| N43CU | CA | 1990 | · | Look up ↗ |
| N475CH | OR | — | · | Look up ↗ |
| N47CU | DE | 1992 | · | Look up ↗ |
| N49CU | CA | 1993 | · | Look up ↗ |
| N588AJ | MT | 1992 | · | Look up ↗ |
| N945CH | MT | — | · | 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