Type Record · As of May 3, 2026
BILLINGS FLYING SERVICE INC CH-47D
Rotorcraft · HONEYWELL T55-GA-714A
Registered
6
Year Range
1990–1993
NTSB Events
0
Airworthiness Directives
6
01 / Distribution
Where the fleet lives and was built
Counts of currently-registered BILLINGS FLYING SERVICE INC CH-47D aircraft by US state and decade of manufacture, sourced from the FAA Aircraft Registry.
By State (top 10)
- MT 83.3% 5
- CA 16.7% 1
By Decade of Manufacture
- 1990s 100.0% 6
02 / NTSB Records
Events involving BILLINGS FLYING SERVICE INC CH-47D aircraft
No NTSB-recorded events match BILLINGS FLYING SERVICE INC CH-47D in the indexed corpus.
03 / Airworthiness Directives
FAA directives applicable to BILLINGS FLYING SERVICE INC CH-47D
6 directive(s) on file. Showing the most recent 6.
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Apr 14, 2026
Airworthiness Directives; Columbia Helicopters, Inc. and Restricted Category Model CH-47D Helicopters
The FAA proposes to adopt a new airworthiness directive (AD) for all Columbia Helicopters, Inc. Model 234 helicopters and all Restricted Category Model CH-47D helicopters. This proposed AD was prompted by reports of corrosion detected on certain flight control rigid connecting links (connecting link). This proposed AD…
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Dec 22, 2025
Airworthiness Directives; Restricted Category Model CH-47D Helicopters
The FAA proposes to adopt a new airworthiness directive (AD) for all restricted category Model CH-47D helicopters. This proposed AD was prompted by reports of fatigue cracking of the right-hand (RH) forward transmission support beam fitting. This proposed AD would require repetitively inspecting the RH forward transmi…
-
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…
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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…
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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…
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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…
04 / Type Certificate Data Sheets
FAA TCDS for BILLINGS FLYING SERVICE INC CH-47D
The TCDS is the legal certification document — weight limits, performance, equipment, AD compliance times, operating limitations. 3 matches in the FAA catalog.
- R0011DE Historical Rev 6 · 12/10/2019
Billings Flying Service Inc.
Models: CH-47D, T55-GA-714A
- R00115SE Current Rev 0 · 03/13/2025
Billings Flying Service Inc.
Models: CH-47D, Honeywell 55-L-714A
- R0015DE Current Rev IR · 10/14/2022
Billings Flying Service, Inc.
Models: CH-47D, T55-GA-714A
06 / Supplemental Type Certificates
Modifications approved for BILLINGS FLYING SERVICE INC CH-47D
11 STCs on file — every FAA-approved modification, alteration, or installation for this aircraft. STOL kits, avionics, fuel systems, floats, engine swaps, you name it.
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08/20/2025
STC SR01136DE
Installation of Night Vision Imaging System (NVIS) / Night Vision Goggles (NVG) Compatible Lighting System
Billings Flying Service
-
06/06/2025
STC SR00788DE
Installation of Bubble Windows on BFS CH-47D Chinook Rotorcraft for Left and Right sides of the Pilot and Co-Pilot doors respectively
Billings Flying Service Inc.
-
08/26/2024
STC SR01136DE
Installation of Night Vision Imaging System (NVIS) / Night Vision Goggles (NVG) Compatible Lighting System
Cert Works LLC
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09/13/2023
STC SR02599SE
Installation of a Kawak Aviation Technologies Model 41300 auxiliary hydraulic system.
Kawak Aviation Technologies Inc
-
09/13/2023
STC SR02598SE
Installation of a Kawak Aviation Technologies Model 41400 aerial liquid dispensing system
Kawak Aviation Technologies Inc
-
05/21/2018
STC SR02599SE
Installation of a Kawak Aviation Technologies Model 41300 auxiliary hydraulic system.
Kawak Aviation Technologies Inc
-
05/21/2018
STC SR02598SE
Installation of a Kawak Aviation Technologies Model 41400 aerial liquid dispensing system
Kawak Aviation Technologies Inc
-
02/01/2017
STC SR02510SE
Installation of a Supplemental Lighting System
Aviation Specialties Unlimited Inc.
-
11/10/2016
STC SR02510SE
Installation of a Supplemental Lighting System
Aviation Specialties Unlimited Inc.
-
07/14/2015
STC SR00788DE
Installation of Bubble Windows on BFS CH-47D Chinook Rotorcraft for Left and Right sides of the Pilot and Co-Pilot doors respectively
Billings Flying Service Inc
-
06/26/2009
STC SA01734SE (PG 1)
Application of Stewart Systems synthetic fabric covering system to aircraft fuselage, wings, tail surfaces, control surfaces and related parts.
Stewart Thomas D. and Stewart Dan R.
07 / PMA replacement parts
FAA-approved replacement parts for BILLINGS FLYING SERVICE INC CH-47D
15 parts on file from the FAA Parts Manufacturer Approval database. Each is a non-OEM part the FAA has authorized for use as a replacement on this aircraft type.
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4503191JA#https://drs.faa.gov/browse/excelExternalWindow/23C69B570368D422862583D900606F94.0001##
Shaft Assembly, Rotor
Jet Avion Corporation A HEICO Aerospace Company replaces 4503191
PMA holder → -
41400-000#https://drs.faa.gov/browse/excelExternalWindow/B04AEF4BB33C5EE1862585690050AC25.0001##
Aerial Liquid Dispensing System, BFSI CH-47D
Kawak Aviation Technologies Inc replaces Modification part
PMA holder → -
41300-000#https://drs.faa.gov/browse/excelExternalWindow/AFC568D8972FF7F8862585690050ABE0.0001##
Auxiliary Hydraulic System, CH-47D
Kawak Aviation Technologies Inc replaces Modification Part
PMA holder → -
MDL-CH47004-3#https://drs.faa.gov/browse/excelExternalWindow/8F1C36BFA6ACA5708625824B00578AFA.0001##
Supplemental Lighting System
Aviation Specialties Unlimited Inc replaces Modification Part
PMA holder → -
R114H6837-1#https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID111115545620221220111014.0001##
Spring Helical
Rotair Industries Inc replaces 114H6837-1
PMA holder → -
R114H6834-1#https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID101012730620221215201301.0001##
Retainer, Control Valve
Rotair Industries Inc replaces 114H6834-1
PMA holder → -
#https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID149829965620220809130836.0001##
Aviation Devices & Electronic Components LLC (Av-DEC)
PMA holder → -
#https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID191273775620220809102511.0001##
Aviation Devices & Electronic Components LLC (Av-DEC)
PMA holder → -
AG627000-12#https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID163349484220220408140215.0001##
Gasket – Marker Beacon Antenna
Aviation Devices & Electronic Components, LLC replaces Modification Article
PMA holder → -
AG358000-08#https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID147856105620220408135741.0001##
Gasket – ELT Antenna
Aviation Devices & Electronic Components, LLC replaces Modification Article
PMA holder → -
AG844000-15#https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID146226040520220408135729.0001##
Gasket – UHF/VHF Antenna
Aviation Devices & Electronic Components, LLC replaces Modification Article
PMA holder → -
AG728000-52#https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID166934697920220408135700.0001##
Gasket – Satcom Antenna
Aviation Devices & Electronic Components, LLC replaces Modification Article
PMA holder → -
AG627000-23#https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID101353949920220408135628.0001##
Gasket – Marker Beacon
Aviation Devices & Electronic Components, LLC replaces Modification Article
PMA holder → -
AG358000-07#https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID508882964420210727195120.0001##
Gasket – ELT Antenna
Aviation Devices & Electronic Components, LLC replaces Modification Article
PMA holder → -
NREM-DL30#https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID657105447420210816174411.0001##
Air ConditioningModule
National Aircraft Service Inc replaces Modification Part
PMA holder →
04 / Regulations watching this type
Advisory Circulars and Federal Register activity for BILLINGS FLYING SERVICE INC CH-47D
Advisory Circulars
No ACs explicitly mention this type. Showing universal operating-rule ACs that apply to all aircraft.
Recent Federal Register activity
Latest rulemakings touching general operating rules (Part 91) and maintenance rules (Part 43).
- 2026-04-17 Settlement Policy for Small Unmanned Aircraft System (UAS) Cases FR ↗
- 2026-02-10 Normalizing Unmanned Aircraft Systems Beyond Visual Line of Sight Operations; Reopening of Comment Period; Denial of Extension FR ↗
- 2026-02-02 25-Hour Cockpit Voice Recorder (CVR) Requirement, New Aircraft Production FR ↗
- 2026-01-28 Normalizing Unmanned Aircraft Systems Beyond Visual Line of Sight Operations; Reopening of Comment Period FR ↗
- 2026-01-07 Requirements for Interference-Tolerant Radio Altimeter Systems FR ↗
05 / Aircraft of this type
All 6 registered N-numbers
Every tail currently on the FAA registry for this make/model. Click an N-number to query the FAA Aircraft Inquiry; rows flagged ● have NTSB events on file. Tails seeded with full TallyAero pages link directly.
| N-number | St | Year | NTSB | FAA |
|---|---|---|---|---|
| N227AJ | MT | 1992 | · | Look up ↗ |
| N259PJ | CA | 1990 | · | Look up ↗ |
| N401AJ | MT | 1993 | · | Look up ↗ |
| N404AJ | MT | 1992 | · | Look up ↗ |
| N405AJ | MT | 1992 | · | Look up ↗ |
| N562AJ | MT | 1990 | · | Look up ↗ |
Source — FAA Aircraft Registry · click "Look up" to query the live registry record (owner, address, last airworthiness)
05 / Sources & Methodology
Every count traces back to a primary US-government source
- FAA Aircraft Registry →
Refreshed Apr 27, 2026
Available
- NTSB CAROL →
Refreshed Apr 27, 2026
Available
- Federal Register (FAA Airworthiness Directives) →
Refreshed Apr 27, 2026
Available
We render counts and lists as the agency publishes them. Read the methodology →