Fixed Wing Single Engine · CONT MOTOR IO 520 SERIES · as of Sep 21, 2026
Resources Manufacturer · Textron Aviation (Cessna) ↗ Service Bulletins ↗ Engine · Continental Aerospace Technologies ↗ TCDS 3A21 ↗ Type Club · Cessna Pilots Association ↗ Owner Forum · Cessna 172 Pilots Association ↗
Distribution · currently registered
By state (top 10)
- CO 10.8% 13
- TX 10.0% 12
- CA 9.2% 11
- WA 5.8% 7
- AL 5.0% 6
- OH 4.2% 5
- FL 4.2% 5
- AR 3.3% 4
- OK 3.3% 4
- TN 3.3% 4
+26 more states
By decade of manufacture
- 1960s 82.9% 102
- Unknown 17.1% 21
NTSB records
62 event(s) on file. Showing the most recent 25 · 37 more available on NTSB CAROL.
- Aug 27, 2025 N3806Y Kearney, Nebraska Fatal NTSB docket ↗
- Jan 21, 2024 N3857Y Paris, Tennessee NTSB docket ↗
- Aug 10, 2021 N3944Y West Fargo, North Dakota Serious NTSB docket ↗
- Nov 9, 2003 N3728Y Millington, Tennessee NTSB docket ↗
- Mar 1, 2001 N3738Y Newark, Ohio NTSB docket ↗
- Aug 27, 1998 N524BL STURGIS, Michigan NTSB docket ↗
- Jul 13, 1995 N375HW BENTONVILLE, Arkansas NTSB docket ↗
- Sep 3, 1994 N3759Y PARIS, Idaho NTSB docket ↗
- Jun 23, 1992 N3739Y BURLEY, Idaho NTSB docket ↗
- Dec 17, 1988 N3815Y TWIN FALLS, Idaho NTSB docket ↗
- May 13, 1985 N3835Y AUSTIN, Texas NTSB docket ↗
- Jan 24, 1984 N45AM ENGLEWOOD, Colorado NTSB docket ↗
- Jul 16, 1982 N2747V ST. SIMONS ISLA, Georgia NTSB docket ↗
- Mar 14, 1982 N3942Y CARRABASSETT, Maine Serious NTSB docket ↗
- Aug 8, 1980 N3824Y GAINESVILLE, Florida NTSB docket ↗
- Jun 27, 1980 N3994Y SYRACUSE, New York NTSB docket ↗
- Oct 20, 1979 N3976Y BILLINGS, Montana NTSB docket ↗
- Jan 29, 1979 N78F EL PASO, Texas NTSB docket ↗
- Feb 17, 1974 N3916Y TIJUANA, MX NTSB docket ↗
- Nov 8, 1973 N3766Y HEREFORD, Texas NTSB docket ↗
- Oct 26, 1973 N3806Y W PALM BEACH, Florida NTSB docket ↗
- Aug 16, 1973 N3968Y SPOKANE, Washington NTSB docket ↗
- Jul 8, 1973 N3804Y EVANSVILLE, Indiana NTSB docket ↗
- Feb 17, 1973 N3844Y BIG BEAR, California NTSB docket ↗
- Nov 4, 1972 N3901Y SUNLAND, New Mexico NTSB docket ↗
NASA ASRS reports · 1
De-identified, pilot-written, voluntary and not investigated — the reporter's perspective; cannot infer prevalence.
Airworthiness directives
29 directive(s) on file. Showing the most recent 25 · 4 more in the Federal Register.
- Apr 17, 2024
Airworthiness Directives; Various Airplanes
The FAA is revising a notice of proposed rulemaking (NPRM) that applied to various airplanes modified with a certain configuration of the Garmin GFC 500 Autopilot System installed per Supplemental Type Certificate (STC) No. SA01866WI. This action revises the NPRM by removing airplane models from and adding airplane mo…
- Oct 7, 2020
Airworthiness Directives; Textron Aviation Inc. Airplanes
The FAA is adopting a new airworthiness directive (AD) for certain Textron Aviation Inc. (Textron) Model 172N, 172P, 172Q, 172RG, F172N, F172P, FR172K, R172K, 182E, 182F, 182G, 182H, 182J, 182K, 182L, 182M, 182N, 182P, 182Q, 182R, T182, F182P, F182Q, FR182, R182, TR182, 206, P206, P206A, P206B, P206C, P206D, P206E, TP…
- Aug 17, 2020
Airworthiness Directives; Aspen Avionics, Inc.
The FAA is correcting an airworthiness directive (AD) that published in the Federal Register. The AD applies to certain Aspen Avionics, Inc., Evolution Flight Display (EFD) EFD1000 Emergency Backup Display, EFD1000 Multi-Function Display, and EFD1000 Primary Flight Display systems installed on various airplanes. As pu…
- Jul 31, 2020
Airworthiness Directives; Aspen Avionics, Inc.
The FAA is adopting a new airworthiness directive (AD) for certain Aspen Avionics, Inc., Evolution Flight Display (EFD) EFD1000 Emergency Backup Display, EFD1000 Multi-Function Display, and EFD1000 Primary Flight Display systems installed on various airplanes. This AD imposes operating restrictions on these display sy…
- May 29, 2020
Airworthiness Directives; Textron Aviation Inc. Airplanes
The FAA is revising an earlier proposal for certain Textron Aviation Inc. (Textron) Model 172N, 172P, 172Q, 172RG, F172N, F172P, FR172K, R172K, 182E, 182F, 182G, 182H, 182J, 182K, 182L, 182M, 182N, 182P, 182Q, 182R, T182, F182P, F182Q, F182RG, R182, TR182, 206, P206/ TP206, U206/TU206, 207/T207, 210-5 (205), 210-5A (2…
- Jan 23, 2019
Airworthiness Directives; Aspen Avionics, Inc., Evolution Flight Display Units
We are adopting a new airworthiness directive (AD) for certain Aspen Avionics, Inc. (Aspen), Evolution Flight Display (EFD) EFD1000 Primary Flight Display (PFD), EFD1000 Multi-Function Display (MFD), EFD1000 Emergency Backup Display (EBD), and EFD500 MFD units installed on various aircraft. This AD requires disabling…
- Feb 13, 2018
Airworthiness Directives; Textron Aviation Inc. Airplanes
The FAA is correcting a Notice of Proposed Rulemaking (NPRM) that published in the Federal Register. That NPRM applies to certain Textron Aviation Inc. Models 172N, 172P, 172Q, 172RG, F172N, F172P, FR172K, R172K, 182E, 182F, 182G, 182H, 182J, 182K, 182L, 182M, 182N, 182P, 182Q, 182R, T182, F182P, F182Q, F182RG, R182,…
- Feb 1, 2018
Airworthiness Directives; Textron Aviation Inc. Airplanes
We propose to adopt a new airworthiness directive (AD) for certain Textron Aviation Inc. Models 172N, 172P, 172Q, 172RG, F172N, F172P, FR172K, R172K, 182E, 182F, 182G, 182H, 182J, 182K, 182L, 182M, 182N, 182P, 182Q, 182R, T182, F182P, F182Q, F182RG, R182, TR182, 206, P206/TP206, U206/TU206, 207/T207, 210-5 (205), 210-…
- May 13, 2011
Airworthiness Directives; Cessna Aircraft Company Models 150, 152, 170, 172, 175, 177, 180, 182, 185, 188, 190, 195, 206, 207, 210, T303, 336, and 337 Airplanes
We are superseding an existing airworthiness directive (AD) for Cessna Aircraft Company (Cessna) 150, 152, 170, 172, 175, 177, 180, 182, 185, 188, 190, 195, 206, 207, 210, T303, 336, and 337 series airplanes. That AD currently requires repetitive inspections and replacement of parts, if necessary, of the seat rail and…
- Nov 8, 2010
Airworthiness Directives; Cessna Aircraft Company Models 150, 152, 170, 172, 175, 177, 180, 182, 185, 188, 190, 195, 206, 207, 210, T303, 336, and 337 Airplanes
We propose to supersede Airworthiness Directive (AD) 87-20-03 R2, which applies to certain Cessna Aircraft Company (Cessna) 150, 152, 170, 172, 175, 177, 180, 182, 185, 188, 190, 195, 206, 207, 210, T303, 336, and 337 series airplanes. AD 87-20-03 R2 currently requires repetitive inspections and replacement of parts,…
- Dec 24, 2008
Airworthiness Directives; Cessna Aircraft Company 172, 175, 177, 180, 182, 185, 188, 206, 207, 208, 210, 303, 336, and 337 Series Airplanes
The FAA is adopting a new airworthiness directive (AD) for certain Cessna Aircraft Company (Cessna) 172, 175, 177, 180, 182, 185, 188, 206, 207, 208, 210, 303, 336, and 337 series airplanes. This AD requires you to inspect the alternate static air source selector valve to assure that the part number identification pla…
- Feb 7, 2006
Airworthiness Directives; Aero Advantage ADV200 Series (Part Numbers ADV211CC and ADV212CW) Vacuum Pumps
The FAA adopts a new airworthiness directive (AD) for all airplanes equipped with Aero Advantage ADV200 series (part numbers ADV211CC and ADV212CW) vacuum pumps installed under supplemental type certificate number SA10126SC, through field approval, or other methods. This AD requires you to remove from service any affe…
- Jun 7, 2005
Airworthiness Directives; Precise Flight, Inc. Models SVS I and SVS IA Standby Vacuum Systems
The FAA adopts a new airworthiness directive (AD) for all airplanes equipped with Precise Flight, Inc. (Precise Flight) Models SVS I and SVS IA standby vacuum systems (SVS) installed under certain supplemental type certificates or through field approval. This AD requires you to replace the airplane flight manual suppl…
- May 11, 2005
Airworthiness Directives; Aero Advantage ADV200 Series (Part Numbers ADVPL211CC and ADVPL212CW) Vacuum Pumps
The FAA proposes to adopt a new airworthiness directive (AD) for all airplanes equipped with Aero Advantage ADV200 series (part numbers ADVPL211CC and ADVPL212CW) vacuum pumps installed under supplemental type certificate number SA10126SC, through field approval, or other methods. This proposed AD would require you to…
- Mar 4, 2005
Airworthiness Directives; Precise Flight, Inc. Models SVS I and SVS IA Standby Vacuum Systems
The FAA proposes to adopt a new airworthiness directive (AD) for all airplanes equipped with Precise Flight, Inc. (Precise Flight) Models SVS I and SVS IA standby vacuum systems (SVS) installed under certain supplemental type certificates or through field approval. This proposed AD would require you to replace the air…
- Jan 19, 2005
Airworthiness Directives; GARMIN International Inc. GTX 33, GTX 33D, GTX 330, and GTX 330D Mode S Transponders
The FAA is adopting a new airworthiness directive (AD) to supersede Airworthiness Directive 2004-10-15, which applies to certain GTX 330 and GTX 330D Mode S transponders that are installed on airplanes. AD 2004-10-15 currently requires you to install GTX 330/330D Software Upgrade Version 3.03, 3.04, or 3.05. This AD a…
- Oct 7, 2004
Airworthiness Directives; GARMIN International Inc. GTX 33, GTX 33D, GTX 330, and GTX 330D Mode S Transponders
The FAA proposes to supersede Airworthiness Directive (AD) 2004-10-15, which applies to certain GTX 330 and GTX 330D Mode S transponders that are installed on airplanes. AD 2004-10-15 currently requires you to install GTX 330/330D Software Upgrade Version 3.03, 3.04, or 3.05. This proposed AD applies to certain GTX 33…
- Sep 17, 2004
Airworthiness Directives; Cessna Aircraft Company 120, 140, 140A, 150, F150, 170, 172, F172, FR172, P172D, 175, 177, 180, 182, 185, A185E, 190, 195, 206, P206, U206, TP206, TU206, 207, T207, 210, T210, 336, 337, and T337 Series Airplanes
The FAA adopts a new airworthiness directive (AD) that will supersede AD 86-26-04, which applies to certain Cessna Aircraft Company (Cessna) 120, 140, 140A, 150, F150, 170, 172, F172, FR172, P172D, 175, 177, 180, 182, 185, A185E, 190, 195, 205, 205A, 206, P206, P206E, TP206A, TU206, TU206E, U206, U206E, 207, T207, 210…
- May 21, 2004
Airworthiness Directives; GARMIN International Inc. GTX 330 Mode S Transponders and GTX 330D Diversity Mode S Transponders
The FAA adopts a new airworthiness directive (AD) for certain GARMIN International Inc. GTX 330/GTX 330D Mode S transponders that are installed on aircraft. This AD requires you to install GTX 330/330D Software Upgrade Version 3.03, 3.04, or 3.05. This AD is the result of observations that the GTX 330 and GTX 330D may…
- Feb 27, 2004
Airworthiness Directives; Cessna Aircraft Company 120, 140, 140A, 150, F150, 170, 172, F172, FR172, P172D, 175, 177, 180, 182, 185, A185E, 190, 195, 206, P206, U206, TP206, TU206, 207, T207, 210, T210, 336, 337, and T337 Series Airplanes
The FAA proposes to revise an earlier proposed airworthiness directive (AD) to supersede AD 86-26-04 that applies to certain Cessna Aircraft Company (Cessna) 120, 140, 140A, 150, F150, 170, 172, F172, FR172, P172D, 175, 177, 180, 182, 185, A185E, 190, 195, 205, 205A, 206, P206, P206E, TP206A, TU206, TU206E, U206, U206…
- Dec 30, 2003
Airworthiness Directives; GARMIN International Inc. GTX 330 Mode S Transponders and GTX 330D Diversity Mode S Transponders
The FAA proposes to adopt a new airworthiness directive (AD) for certain GARMIN International Inc. GTX 330/GTX 330D Mode S transponders. This proposed AD would require you to install GTX 330/ 330D Software Upgrade Version 3.03. This proposed AD is the result of observations that the GTX 330 and GTX 330D may detect, fr…
- Nov 13, 2003
Airworthiness Directives; Cessna Aircraft Company 120, 140, 140A, 150, F150, 170, 172, F172, FR172, P172D, 175, 177, 180, 182, 185, A185E, 190, 195, 206, P206, U206, TP206, TU206, 207, T207, 210, T210, 336, 337, and T337 Series Airplanes
The FAA proposes to supersede Airworthiness Directive (AD) 86- 26-04, which applies to certain Cessna Aircraft Company (Cessna) 120, 140, 140A, 150, F150, 170, 172, F172, FR172, P172D, 175, 177, 180, 182, 185, A185E, 190, 195, 205, 205A, 206, P206, P206E, TP206A, TU206, TU206E, U206, U206E, 207, T207, 210, T210, 336,…
- Jan 22, 2001
Airworthiness Directives; Cessna Aircraft Company 150, 172, 175, 180, 182, 185, 206, 210, and 336 Series Airplanes
This document provides additional time for the public to comment on a proposal to adopt a new airworthiness directive (AD) that would apply to certain Cessna Aircraft Company (Cessna) 150, 172, 175, 180, 182, 185, 206, 210, and 336 series airplanes. The proposed AD would affect those airplanes equipped with 0513166 se…
- Dec 29, 2000
Airworthiness Directives; Cessna Aircraft Company 150, 172, 175, 180, 182, 185, 206, 210, and 336 Series Airplanes
This document proposes to adopt a new airworthiness directive (AD) that would apply to certain Cessna Aircraft Company (Cessna) 150, 172, 175, 180, 182, 185, 206, 210, and 336 series airplanes. The proposed AD would affect those airplanes equipped with 0513166 series plastic control wheels. The proposed AD would requi…
- 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…
Type certificate data sheets · 1 match in the FAA catalog
- 3A21 Textron Aviation Inc. Historical Rev 50 · 11/18/2021
Models: 210J, P210N, 210D, 210R + 24 more
Supplemental type certificates · 563 on file
- 03/03/2026 STC SA02511SE Installation of replacement fuel quantity indicator sending unit(s) CiES Inc. DRS ↗
- 07/24/2025 STC SA02511SE Installation of replacement fuel quantity indicator sending unit(s) CiES Inc. DRS ↗
- 07/21/2025 STC SA02511SE Installation of replacement fuel quantity indicator sending unit(s) CiES Inc. DRS ↗
- 05/15/2025 STC SA02076AK Fabrication of left hand and right hand exhaust stack assemblies(P/N LEES1250256-3 and LEES1250257-3). Power Flow Systems Inc. DRS ↗
- 04/01/2025 STC SA04046CH Page 1 Installation of L-3 GENESIS (TM) Electronic Standby Instrument System (ESI-500/MAG-500) Acron Aviation Inc. DRS ↗
- 12/13/2024 STC SA01330LA Installation of alternate avionics support assembly. Radiorax Aviation Systems LLC DRS ↗
- 11/20/2024 STC SA01120SE Installation of Door Steward. Mountain View Aviation LLC DRS ↗
- 09/26/2024 STC SA02594SE SkyView HDX Instrumentation and Autopilot System manufactured Dynon Avionics DRS ↗
- 08/27/2024 STC SA04837NY Installation of AeroLED's Holdings, LLC., position lights, navigation lights, strobe lights and beacon lights AeroLED's Holdings, LLC DRS ↗
- 08/27/2024 STC SA02386AK Replacement of existing landing and/or taxi light reflector and bulbs with Light Emitting Diode (LED) lighting systems AeroLED's Holding LLC DRS ↗
- 07/29/2024 STC SA01866WI Installation of Garmin GFC 500 Autopilot with Electronic Stability and Protection Garmin International Inc. DRS ↗
- 06/13/2024 STC SA02511SE Installation of replacement fuel quantity indicator sending unit(s) CiES Inc. DRS ↗
- 01/31/2024 STC SA01866WI Installation of Garmin GFC 500 Autopilot with Electronic Stability and Protection Garmin International Inc. DRS ↗
- 09/08/2023 STC SA01866WI Installation of Garmin GFC 500 Autopilot with Electronic Stability and Protection Garmin International Inc DRS ↗
- 04/05/2023 STC SA00756DE Installation of Automatic Dependent Surveillance Broadcast (ADS-B) Out Equipment using a Trig Avionics TT22 Transponder and an approved Global Positioning System (GPS) Position Se… Peregrine DRS ↗
- 04/04/2023 STC SA11137SC Installation of Plane-Power ALT-FLX alternator Hartzell Engine Technologies, LLC DRS ↗
- 12/16/2022 STC SA2284CE Installation of aileron and/or flap gap seals. Curry Aviation LLC DRS ↗
- 12/16/2022 STC SA2784SW Installation of leading edge cuffs, stall fences, aileron seals, wing tips. Curry Aviation LLC DRS ↗
- 12/16/2022 STC SA2522CE Installation of replacement wing tips. Curry Aviation LLC DRS ↗
- 12/12/2022 STC SA04046CH Page 1 Installation of L-3 GENESIS (TM) Electronic Standby Instrument System (ESI-500/MAG-500) L3Harris Aviation Products Inc. DRS ↗
- 10/12/2022 STC SA02594SE SkyView HDX Instrumentation and Autopilot System manufactured Dynon Avionics DRS ↗
- 07/06/2022 STC SA02203AK (PAGE 1) Installation of FlightLogic Synthetic Vision Electronic Flight Information System (EFIS-SV). Genesys Aerosystems Inc. DRS ↗
- 06/06/2022 STC SA02203AK (PAGE 1) Installation of FlightLogic Synthetic Vision Electronic Flight Information System (EFIS-SV). Genesys Aerosystems Inc. DRS ↗
- 03/30/2022 STC SA02444AK (PAGE 1) Approval of the L-3 Communications NGT 9000/9000R ADS-B system installed ADS-B Technologies LLC DRS ↗
- 11/12/2021 STC SA01866WI Installation of Garmin GFC 500 Autopilot with Electronic Stability and Protection Garmin International Inc DRS ↗
- 10/01/2021 STC SA01120SE Installation of Door Steward. Mountain View Aviation LLC DRS ↗
- 09/28/2021 STC SA01818WI Installation of Garmin G5 Electronic Flight Instrument Garmin International Inc. DRS ↗
- 09/01/2021 STC SA11174SC PAGE 1 Installation of BendixKing by Honeywell KSN 770 and KSN 765 WAAS LPV approach capable nav/comm systems Honeywell International Inc (Bendix King) DRS ↗
- 07/21/2021 STC SA02430SE Fabrication and installation of a camera housing Airborne Sensor LLC DRS ↗
- 07/15/2021 STC SA10822SC Installation of EFD1000 Primary Flight Display Aspen Avionics Inc. DRS ↗
+ 533 more STCs on file
PMA replacement parts · 29 on file
- 21000001-3#https://drs.faa.gov/browse/excelExternalWindow/FC9B39140C53C57786257F5600573F45.0001## Tail Floodlight Installation (28 volt) Devore Aviation Corp of America replaces Modification Part
- 21000001-7#https://drs.faa.gov/browse/excelExternalWindow/41345D62FC80B7BE86257F5600573F48.0001## Tail Floodlight Installation (14 volt) Devore Aviation Corp of America replaces Modification Part
- GF1234608-02#https://drs.faa.gov/browse/excelExternalWindow/6699072C6C4E926886257B570067283E.0001## Tip-Elevator Right Knots 2U Ltd replaces 1234608-4
- GF1234608-01#https://drs.faa.gov/browse/excelExternalWindow/1F196C0ADD63921A86257B570067283D.0001## Tip-Elevator Left Knots 2U Ltd replaces 1234608-3
- ST-308#https://drs.faa.gov/browse/excelExternalWindow/65D2D3D11EF5FE3F86257A39006679DE.0001## System 60 PSS Pitch Stabilization System S-TEC Corporation replaces Modification Part
- ST-558#https://drs.faa.gov/browse/excelExternalWindow/E666CA231B3AB167862577FB0062548F.0001## System 55/55X Two Axis Automatic Flight Guidance System S-TEC Corporation replaces Modification Part
- ST-876-20/30#https://drs.faa.gov/browse/excelExternalWindow/F1F7ABD93FD8A5E8862576DA005925A9.0001## System 20/30 Single and Two Axis Automatic Flight Guidance Systems S-TEC Corporation replaces Modification Part
- ST-877#https://drs.faa.gov/browse/excelExternalWindow/FB9C5E6E5FEA7F5B862576DA005925CA.0001## System 30 ALT Altitude Hold System S-TEC Corporation replaces Modification Part
- 324#https://drs.faa.gov/browse/excelExternalWindow/338ADDC2ED2C02CC862573E000556128.0001## Windshield LP Aero Plastics Inc replaces Cessna P/N 1213400-24
- SA-1227402-2#https://drs.faa.gov/browse/excelExternalWindow/0D83AFCE8C6917758625768500684682.0001## Lower Strut Cuff Stene Aviation Inc replaces 1227402-2
- SA-1227402-1#https://drs.faa.gov/browse/excelExternalWindow/8048323DEA8D63988625740B005FC4F1.0001## Lower Strut Cuff Stene Aviation Inc replaces 1227402-1
- MC1260505-31#https://drs.faa.gov/browse/excelExternalWindow/B3A122206A41E4F68625718C006F87C8.0001## Cable McFarlane Aviation Inc replaces 1260505-31
- MC1260505-131#https://drs.faa.gov/browse/excelExternalWindow/253DA9BBFC7A952F8625718C006F8177.0001## Cable McFarlane Aviation Inc replaces 1260505-131
- ST-359#https://drs.faa.gov/browse/excelExternalWindow/43F69A1703E493358625754E007555D9.0001## Manual Electric Trim System S-TEC Corporation replaces -
- ST-306#https://drs.faa.gov/browse/excelExternalWindow/299C5035633710008625754E00755494.0001## System 60 Single Axis Flight Guidance System S-TEC Corporation replaces -
- ST-308#https://drs.faa.gov/browse/excelExternalWindow/8A11672325C0272F8625754E0075515D.0001## System 60 Pitch Stabilization System S-TEC Corporation replaces -
- ST-310#https://drs.faa.gov/browse/excelExternalWindow/568B0E6569CEDE9C8625754E007111EE.0001## System 40/50 Single and Two Axis Flight Guidance System S-TEC Corporation replaces -
- ST-307#https://drs.faa.gov/browse/excelExternalWindow/AF7EF2E4FD31637C8625754E0071118B.0001## System 60 Two Axis Flight Guidance System S-TEC Corporation replaces -
- ST-309#https://drs.faa.gov/browse/excelExternalWindow/35963D1674D255848625754E007111BA.0001## Yaw Damper System S-TEC Corporation replaces -
- AK349#https://drs.faa.gov/browse/excelExternalWindow/B879CF2E7B22A78186257513005D5957.0001## Mitchell Kit Century Flight Systems Inc replaces -
- AK211#https://drs.faa.gov/browse/excelExternalWindow/BB623BBECAB2088986257513005D48A6.0001## Mitchell Kit Century Flight Systems Inc replaces -
- Mitchell Model AK620#https://drs.faa.gov/browse/excelExternalWindow/362ED78583516928862575280076F451.0001## Century II B Autopilot Century Flight Systems Inc replaces -
- Models AK126, AK126E and AK126E-3#https://drs.faa.gov/browse/excelExternalWindow/E3B217D3B39B6B6686257513005D3DB6.0001## Automatic Pilot Century Flight Systems Inc replaces -
- 201B(M)#https://drs.faa.gov/browse/excelExternalWindow/BC7F8F587C984D1586257425006B29C3.0001## Transducer Instrument Tech Corp. replaces Modification Part
- 201B(H)#https://drs.faa.gov/browse/excelExternalWindow/139409995A39D90986257425006B29D9.0001## Transducer Instrument Tech Corp. replaces Modification Part
- 201B(L)#https://drs.faa.gov/browse/excelExternalWindow/84F86CFB5DEC5D5386257425006B29A4.0001## Transducer Instrument Tech Corp. replaces Modification Part
- 201B(M)#https://drs.faa.gov/browse/excelExternalWindow/7D78507AB94D2065862571C3006B1127.0001## Transducer Instrument Tech Corp. replaces 201B
- 201B(L)#https://drs.faa.gov/browse/excelExternalWindow/BE6B19BA63134E5E862571C3006B09A2.0001## Transducer Instrument Tech Corp. replaces 201B
- 201B(H)#https://drs.faa.gov/browse/excelExternalWindow/92C161A68600944E862571C3006B024A.0001## Transducer Instrument Tech Corp. replaces 201B
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 · 123
| N-number | St | Year | NTSB | FAA |
|---|---|---|---|---|
| N10RV | MS | 1964 | · | Look up ↗ |
| N13BJ | MN | — | · | Look up ↗ |
| N1724T | WA | 1964 | · | Look up ↗ |
| N17TC | AR | 1964 | · | Look up ↗ |
| N210AW | WA | 1964 | · | Look up ↗ |
| N210E | CO | 1964 | ● | Look up ↗ |
| N210KE | PA | — | · | Look up ↗ |
| N210WM | OK | 1963 | · | Look up ↗ |
| N210XX | MT | 1964 | · | Look up ↗ |
| N2306F | CO | 1964 | · | Look up ↗ |
| N2307F | AL | 1964 | · | Look up ↗ |
| N2747V | CO | — | ● | Look up ↗ |
| N3728Y | DE | 1963 | ● | Look up ↗ |
| N3731Y | CO | 1963 | ● | Look up ↗ |
| N3733Y | MS | 1963 | ● | Look up ↗ |
| N3738Y | OH | 1963 | ● | Look up ↗ |
| N3739Y | UT | 1963 | ● | Look up ↗ |
| N3743Y | WA | — | ● | Look up ↗ |
| N3746Y | TN | 1963 | · | Look up ↗ |
| N3747Y | NV | 1963 | · | Look up ↗ |
| N3748H | VA | 1963 | · | Look up ↗ |
| N3749Y | ID | 1963 | · | Look up ↗ |
| N3750Y | FL | 1963 | · | Look up ↗ |
| N3753Y | CA | 1963 | · | Look up ↗ |
| N3754Y | AR | 1963 | ● | Look up ↗ |
| N3755Y | WA | 1963 | ● | Look up ↗ |
| N3759Y | CO | 1963 | ● | Look up ↗ |
| N375HW | AR | 1963 | ● | Look up ↗ |
| N375MK | TX | 1963 | · | Look up ↗ |
| N3760Y | KY | 1963 | ● | Look up ↗ |
| N3765Y | OK | 1963 | · | Look up ↗ |
| N3766Y | MS | — | ● | Look up ↗ |
| N3770Y | WA | 1963 | · | Look up ↗ |
| N3772Y | CA | — | ● | Look up ↗ |
| N3774Y | NM | 1963 | · | Look up ↗ |
| N3779Y | GA | 1963 | · | Look up ↗ |
| N3783Y | AZ | 1963 | · | Look up ↗ |
| N3784Y | — | — | · | Look up ↗ |
| N3785Y | LA | 1964 | ● | Look up ↗ |
| N3786Y | OH | 1963 | ● | Look up ↗ |
| N3791Y | KS | 1964 | · | Look up ↗ |
| N3793Y | UT | 1964 | · | Look up ↗ |
| N3797Y | MD | 1964 | ● | Look up ↗ |
| N3804Y | SD | 1964 | ● | Look up ↗ |
| N3805Y | CA | 1964 | ● | Look up ↗ |
| N3806Y | NE | 1964 | ● | Look up ↗ |
| N3813Y | CA | 1964 | · | Look up ↗ |
| N3814Y | OK | — | · | Look up ↗ |
| N3815Y | CO | 1964 | ● | Look up ↗ |
| N3819Y | TN | 1964 | · | Look up ↗ |
| N3824Y | MA | 1964 | ● | Look up ↗ |
| N3827Y | CA | 1964 | · | Look up ↗ |
| N3828Y | WA | 1964 | ● | Look up ↗ |
| N3830Y | CO | 1964 | · | Look up ↗ |
| N3832Y | ID | — | · | Look up ↗ |
| N3835Y | MT | — | ● | Look up ↗ |
| N3837Y | TX | 1964 | · | Look up ↗ |
| N3844Y | TX | 1964 | ● | Look up ↗ |
| N3845Y | KS | — | ● | Look up ↗ |
| N3847Y | TX | 1964 | · | Look up ↗ |
| N3850Y | MT | 1964 | ● | Look up ↗ |
| N3851Y | GA | 1964 | · | Look up ↗ |
| N3853Y | TN | 1964 | · | Look up ↗ |
| N3854Y | GA | 1964 | · | Look up ↗ |
| N3857Y | TN | 1964 | ● | Look up ↗ |
| N3859Y | ID | — | · | Look up ↗ |
| N3861Y | IN | 1964 | ● | Look up ↗ |
| N3866Y | OH | 1964 | · | Look up ↗ |
| N3867Y | CA | 1964 | · | Look up ↗ |
| N3877Y | CO | — | · | Look up ↗ |
| N3878Y | — | 1964 | · | Look up ↗ |
| N3880Y | GA | 1964 | · | Look up ↗ |
| N3881Y | VA | 1964 | · | Look up ↗ |
| N3888Y | CA | 1964 | · | Look up ↗ |
| N3890Y | CO | 1964 | ● | Look up ↗ |
| N3891Y | CA | 1964 | · | Look up ↗ |
| N3897Y | DE | 1964 | · | Look up ↗ |
| N3901Y | FL | — | ● | Look up ↗ |
| N3904Y | CA | 1964 | · | Look up ↗ |
| N3906Y | WY | 1964 | · | Look up ↗ |
| N3907Y | TX | 1964 | · | Look up ↗ |
| N3916Y | NY | 1964 | ● | Look up ↗ |
| N3921Y | TX | 1964 | · | Look up ↗ |
| N3925Y | OH | — | ● | Look up ↗ |
| N3927Y | TX | 1964 | · | Look up ↗ |
| N3929Y | NM | 1964 | · | Look up ↗ |
| N3942Y | NY | — | ● | Look up ↗ |
| N3943Y | OR | 1964 | · | Look up ↗ |
| N3944Y | NE | 1964 | ● | Look up ↗ |
| N3946Y | TX | 1964 | · | Look up ↗ |
| N3947Y | OK | 1964 | · | Look up ↗ |
| N3948Y | KS | 1964 | · | Look up ↗ |
| N3950Y | NC | 1964 | ● | Look up ↗ |
| N3951Y | LA | 1964 | · | Look up ↗ |
| N3954Y | CA | 1964 | · | Look up ↗ |
| N3956Y | FL | 1964 | · | Look up ↗ |
| N3957Y | TX | 1964 | ● | Look up ↗ |
| N3959Y | CA | 1964 | · | Look up ↗ |
| N3960Y | OR | 1964 | · | Look up ↗ |
| N3961Y | KS | 1964 | ● | Look up ↗ |
| N3967Y | CO | 1964 | · | Look up ↗ |
| N3968Y | WA | 1964 | ● | Look up ↗ |
| N3969Y | TX | — | · | Look up ↗ |
| N3971Y | AL | 1964 | · | Look up ↗ |
| N3976Y | ND | — | ● | Look up ↗ |
| N3979Y | AL | — | · | Look up ↗ |
| N3983Y | LA | — | · | Look up ↗ |
| N3989Y | TX | 1964 | · | Look up ↗ |
| N3994Y | OH | 1964 | ● | Look up ↗ |
| N400HX | CO | 1964 | · | Look up ↗ |
| N418DK | AL | 1964 | · | Look up ↗ |
| N45AM | AR | 1964 | ● | Look up ↗ |
| N45VC | FL | 1964 | · | Look up ↗ |
| N524BL | CO | 1964 | ● | Look up ↗ |
| N55CG | CO | 1964 | · | Look up ↗ |
| N63WS | AL | 1964 | · | Look up ↗ |
| N66BT | FL | 1964 | · | Look up ↗ |
| N6990Y | NV | 1964 | · | Look up ↗ |
| N7014E | IA | 1964 | ● | Look up ↗ |
| N777GT | TX | — | · | Look up ↗ |
| N77ES | — | 1964 | · | Look up ↗ |
| N78F | AZ | 1963 | ● | Look up ↗ |
| N79TH | AL | 1964 | · | 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