Type Record · As of May 3, 2026
DEHAVILLAND DHC-6-100
Fixed Wing Multi Engine · P&W PT6A SER
Registered
6
Year Range
1966–1967
NTSB Events
1
Airworthiness Directives
1
01 / Distribution
Where the fleet lives and was built
Counts of currently-registered DEHAVILLAND DHC-6-100 aircraft by US state and decade of manufacture, sourced from the FAA Aircraft Registry.
By State (top 10)
- TX 33.3% 2
- NC 16.7% 1
- LA 16.7% 1
- CA 16.7% 1
- WY 16.7% 1
By Decade of Manufacture
- 1960s 66.7% 4
- Unknown 33.3% 2
02 / NTSB Records
Events involving DEHAVILLAND DHC-6-100 aircraft
1 event(s) on file. Showing the most recent 1.
-
Apr 19, 2016
N7MCSlidell, Louisiana Fatal
NTSB Docket →
03 / Airworthiness Directives
FAA directives applicable to DEHAVILLAND DHC-6-100
1 directive(s) on file. Showing the most recent 1.
-
May 7, 1997
Airworthiness Directives; de Havilland DHC-6 Series Airplanes
This document clarifies information in an existing airworthiness directive (AD) that applies to de Havilland DHC-6 series airplanes that do not have a certain wing strut modification (Modification 6/1581) incorporated. That AD currently requires inspecting the wing struts for cracks or damage (chafing, etc.), replacin…
06 / Supplemental Type Certificates
Modifications approved for DEHAVILLAND DHC-6-100
10 STCs on file — every FAA-approved modification, alteration, or installation for this aircraft. STOL kits, avionics, fuel systems, floats, engine swaps, you name it.
-
04/09/2010
STC SA00269BO (2 OF 3)
Installation of Avidyne Corporation TWX 670 Tactical Weather Detection System P/N 850-00026-000-( ) consisting of Avidyne Processor P/N 700-00033-000-( ), Sensor Systems Inc. Anten…
Avidyne Corporation
-
12/30/2008
STC SA00269BO (2 OF 3)
Installation of Avidyne Corporation TWX 670 Tactical Weather Detection System P/N 850-00026-000-( ) consisting of Avidyne Processor P/N 700-00033-000-( ), Sensor Systems Inc. Anten…
Avidyne Corporation
-
07/22/2008
STC SA01861SE (PAGE 2)
Fabrication and installation of Landing Light Controller
Seaton Engineering Corp.
-
05/21/2008
STC SA01473SE (2 OF 5)
Installation of a GTX 32 (mode C), GTX 33 (mode S), or GTX 33D (mode S with diversity) Remote Transponde
Garmin AT Inc.
-
04/07/2008
STC SA00269BO (2 OF 3)
Installation of Avidyne Corporation TWX 670 Tactical Weather Detection System P/N 850-00026-000-( ) consisting of Avidyne Processor P/N 700-00033-000-( ), Sensor Systems Inc. Anten…
Avidyne Corporation
-
01/04/2008
STC SA01800SE (PG 3)
Fabrication and installation of new or replacement of existing instrument panel lights dimmer control.
Seaton Engineering Corp.
-
12/18/2007
STC SA4005NM (Page 1)
Precise Flight Inc. Pulselite Control System
Precise Flight Inc
-
11/05/2006
STC SA01933LA (2 OF 5)
Installation of Garmin Model 400W / 500W Series GPS-WAAS Navigation System
Garmin AT Inc.
-
02/26/2003
STC SA39CH
Installation of amphibian landing gear position advisory system.
Lake & Air Inc
-
03/09/1993
STC SA1626NM Page 1
Installation of Electronics Int'l Digital EGT/CHT Instruments and accessories. (201 Series)
Electronics International
07 / PMA replacement parts
FAA-approved replacement parts for DEHAVILLAND DHC-6-100
60+ 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.
-
1193VRW#https://drs.faa.gov/browse/excelExternalWindow/FE131ECC8552F31686257F0700735220.0001##
Marker- Closed
Aero Decals Inc replaces C61005653
PMA holder → -
AAT-711419#https://drs.faa.gov/browse/excelExternalWindow/F9157A3B581800ED86257F80004A9ECA.0001##
Piston Tube
Advantage Aviation Technologies, Inc. replaces DeHavilland P/N 71-141-9
PMA holder → -
AAT-711419#https://drs.faa.gov/browse/excelExternalWindow/0BFB86343020BE5B86257C2E006A9E15.0001##
Piston Tube
Advantage Aviation Technologies, Inc. replaces DeHavilland P/N 71-141-9
PMA holder → -
AAT-711419#https://drs.faa.gov/browse/excelExternalWindow/E5B0BC655F81CABD8625792D00628DFD.0001##
Piston Tube
Advantage Aviation Technologies, Inc. replaces DeHavilland P/N 71-141-9
PMA holder → -
MDL PF6-1000#https://drs.faa.gov/browse/excelExternalWindow/CADA6C2C8193D3ED8625782900530D48.0001##
Fail Lights, Pitot Heater
IKHANA Aircraft Services replaces Modification Part
PMA holder → -
MDL PF6-1000#https://drs.faa.gov/browse/excelExternalWindow/503295F8684373548625793600567194.0001##
Fail Lights, Pitot Heater
IKHANA Aircraft Services replaces Modification Part
PMA holder → -
MDL PF6-1000#https://drs.faa.gov/browse/excelExternalWindow/ABED2191629E5A81862576DD0050102B.0001##
Fail Lights, Pitot Heater
IKHANA Aircraft Services replaces Modification Part
PMA holder → -
213666#https://drs.faa.gov/browse/excelExternalWindow/B6CB105C6D4FFAE3862573CA00593C33.0001##
Synchronizer Kits
Woodward Inc replaces -
PMA holder → -
AB16B12#https://drs.faa.gov/browse/excelExternalWindow/C7C78B6588DDB14186257417007BB3CD.0001##
Rivet
Aero Brake & Spares Inc replaces GY16B12 For use on ABS (Goodyear) Brake assembly P/N 5001571-4 and 5001571-6
PMA holder → -
ABWA182-5#https://drs.faa.gov/browse/excelExternalWindow/3F63A3D051AB25328625740300743279.0001##
Washer
Aero Brake & Spares Inc replaces GWA182-5, Rev.C For use on ABS (Goodyear) Wheel Assy-Main P/N 5000444-3
PMA holder → -
00625001 or 00625100#https://drs.faa.gov/browse/excelExternalWindow/454EA51DEB31CCA7862573FD0073DE07.0001##
Underseat Baggage Restraint Bar
Devore Aviation Corp of America replaces -
PMA holder → -
00600001#https://drs.faa.gov/browse/excelExternalWindow/008C03DE7E0F99ED862573FD0073D2DC.0001##
Emblem Light -Stabilizer
Devore Aviation Corp of America replaces -
PMA holder → -
C38214#https://drs.faa.gov/browse/excelExternalWindow/311330C212A5CEA686257EF300681426.0001##
Adaptor
Parker Hannifin Corp replaces C38214
PMA holder → -
C38214#https://drs.faa.gov/browse/excelExternalWindow/2C5356E786DEB0F586257EF30067DFC1.0001##
Adaptor
Parker Hannifin Corp replaces C38214
PMA holder → -
MA150-301#https://drs.faa.gov/browse/excelExternalWindow/BE81EAEE1205042186257B9500678031.0001##
Air Conditioner Installation DHC-6 Twin Otter Kit
ZEE Systems Inc replaces Modification Part
PMA holder → -
K43-R134#https://drs.faa.gov/browse/excelExternalWindow/BEF00665E4A6281C86257B9500678035.0001##
Modification Kit
ZEE Systems Inc replaces Modification Part
PMA holder → -
A5529VWB#https://drs.faa.gov/browse/excelExternalWindow/D87840C30C5DA56786257B740072B2BF.0001##
Marker- Stripe
Aero Decals Inc replaces C6CE132727
PMA holder → -
DHC6-000#https://drs.faa.gov/browse/excelExternalWindow/5074E020EB6F69848625782900530D1B.0001##
Freon Air Conditioning System
IKHANA Aircraft Services replaces DHC6-000
PMA holder → -
WR6-1002-61#https://drs.faa.gov/browse/excelExternalWindow/F6A218AD2749A0698625782900530CF2.0001##
Re-Life Wing Box R/H
IKHANA Aircraft Services replaces Modification Part
PMA holder → -
WR6-1002-59#https://drs.faa.gov/browse/excelExternalWindow/7BA02677CC6853DA8625782900530CC2.0001##
Re-Life Wing Box L/H
IKHANA Aircraft Services replaces Modification Part
PMA holder → -
DHC6-000#https://drs.faa.gov/browse/excelExternalWindow/2056E775A7B71F848625793600567159.0001##
Freon Air Conditioning System
IKHANA Aircraft Services replaces DHC6-000
PMA holder → -
WR6-1002-61#https://drs.faa.gov/browse/excelExternalWindow/2755D77DDF6FD8F3862579360056711F.0001##
Re-Life Wing Box R/H
IKHANA Aircraft Services replaces Modification Part
PMA holder → -
WR6-1002-59#https://drs.faa.gov/browse/excelExternalWindow/6F84EA0692B835168625793600567024.0001##
Re-Life Wing Box L/H
IKHANA Aircraft Services replaces Modification Part
PMA holder → -
DHC6-000#https://drs.faa.gov/browse/excelExternalWindow/A9F4C6FCCD5B458B862576DD00501075.0001##
Freon Air Conditioning System
IKHANA Aircraft Services replaces DHC6-000
PMA holder → -
WR6-1002-61#https://drs.faa.gov/browse/excelExternalWindow/E2AF5341D7626B9D862576DD00500FEE.0001##
Re-Life Wing Box R/H
IKHANA Aircraft Services replaces Modification Part
PMA holder → -
WR6-1002-59#https://drs.faa.gov/browse/excelExternalWindow/7FDCEDA7C2E866E0862576DD00500F4D.0001##
Re-Life Wing Box L/H
IKHANA Aircraft Services replaces Modification Part
PMA holder → -
PDMC6WM1409-33#https://drs.faa.gov/browse/excelExternalWindow/A0B2B863A5AECF08862570AF00745D06.0001##
Bushing
PMA Design & Manufacturing replaces C6WM1409-33
PMA holder → -
PDMC6WM1409-31#https://drs.faa.gov/browse/excelExternalWindow/167D98FB0D40BC4B862570AF0074544E.0001##
Bushing
PMA Design & Manufacturing replaces C6WM1409-31
PMA holder → -
PDMC6WM1409-29#https://drs.faa.gov/browse/excelExternalWindow/9EEDCC18C6E8ED10862570AF00744BD6.0001##
Bushing
PMA Design & Manufacturing replaces C6WM1409-29
PMA holder → -
250SG115Q#https://drs.faa.gov/browse/excelExternalWindow/2153E1215374B076862576F0004FD482.0001##
Starter- Generator
Skurka Aerospace Inc replaces Modification Part
PMA holder → -
951#https://drs.faa.gov/browse/excelExternalWindow/49F68CE0686A438A862573BD005DBB35.0001##
Right Windshield
LP Aero Plastics Inc replaces DehavillandC6FS1207-28
PMA holder → -
950#https://drs.faa.gov/browse/excelExternalWindow/1C9F3CAA8EF400DF862573BD005DBB1F.0001##
Left Windshield
LP Aero Plastics Inc replaces DehavillandC6FS1207-27
PMA holder → -
P/N C6SC1062-4#https://drs.faa.gov/browse/excelExternalWindow/0C192AAC2048935986257FFE005BECF9.0001##
R/H Windshield
PPG Industries Inc replaces Dehavilland P/N C6SC1062-4 Rev. G or later FAA approval
PMA holder → -
P/N C6SC1062-3#https://drs.faa.gov/browse/excelExternalWindow/AB448B63CA811F7886257FFE005BEC39.0001##
L/H Windshield
PPG Industries Inc replaces Dehavilland P/N C6SC1062-3 Rev. G or later FAA approval
PMA holder → -
7350721-7#https://drs.faa.gov/browse/excelExternalWindow/049C19AB921E1D9D8525703D005E0741.0001##
Mount Installation Engine
Hutchinson Aerospace & Industry Inc replaces DeHavilland 7350721-7
PMA holder → -
7350721-8#https://drs.faa.gov/browse/excelExternalWindow/F36E7F567214F1D18525703D005E0742.0001##
Mount Installation Engine
Hutchinson Aerospace & Industry Inc replaces DeHavilland 7350721-8
PMA holder → -
7350721-8#https://drs.faa.gov/browse/excelExternalWindow/2DA9537B1B6F14288525703D005E0D57.0001##
Isolator Assembly
Hutchinson Aerospace & Industry Inc replaces DeHavilland 7350721-8
PMA holder → -
ST-472#https://drs.faa.gov/browse/excelExternalWindow/95D494E36A439A88862575540062BFF5.0001##
Autopilot
S-TEC Corporation replaces -
PMA holder → -
Dwg No. 992-1486-001#https://drs.faa.gov/browse/excelExternalWindow/BCE82007BC6B76C68525704A005B226A.0001##
APS-65 Autopilot Installation Kit
Rockwell Collins Inc. replaces Boeing of Canada Ltd., de Havilland Division 992-1486-001
PMA holder → -
7350721-7#https://drs.faa.gov/browse/excelExternalWindow/B8134FAFDB8FE0328525703D005E0D56.0001##
Isolator Assembly
Hutchinson Aerospace & Industry Inc replaces DeHavilland 7350721-7
PMA holder →
+ 20 more PMA parts on file
04 / Regulations watching this type
Advisory Circulars and Federal Register activity for DEHAVILLAND DHC-6-100
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 |
|---|---|---|---|---|
| N169BA | TX | 1967 | · | Look up ↗ |
| N227WW | NC | 1966 | · | Look up ↗ |
| N337MB | TX | — | · | Look up ↗ |
| N7MC | LA | 1967 | ● | Look up ↗ |
| N806RT | CA | — | · | Look up ↗ |
| N808PC | WY | 1967 | · | 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 →