Skip to content

N146AC

1967 Cessna R172E · Continental IO-360 series

Open in FAA registry

© OpenStreetMap

Registered owners: United States Air Force Owner United States Air Force Academy Operator
Location: Usaf Academy, CO
Owner type: Government
Serial number: R1720147
Year built: 1967
Type: Fixed wing single engine
Engine: Reciprocating
Airworthiness: Standard, normal, utility
Airworthiness date: February 26, 1992
Certificate issued: June 24, 1991
Expires: July 31, 2027
Mode S code: A0B8FD

Cessna R172EAirframe model · 4 seats · 1 engine · 98 registered TCDS 3A17Airframe · Cessna R172E TCDS E1CEEngine · Continental IO-360 series

From the FAA registry file of October 24, 2026. The registry lists only the engine series, so ADs for every Continental IO-360 model are included below.

On this page

Airworthiness directives that may apply · 39

Matched by this aircraft’s airframe and engine models. Each AD’s applicability may narrow it by serial number, part number or equipment.

1972In forceSuperseded2026

Airframe · Cessna R172E

AD 2023-10-02Indicating/Recording System, NavigationEffective May 26, 2023 · Supersedes AD 2021-23-12 AD 2022-03-15Fuel Quantity IndicatorEffective Mar 21, 2022 AD 2011-10-09Seat Rails and Roller Housing InspectionsEffective Jun 17, 2011 · Supersedes AD 87-20-03 R2

Information bulletins that may apply · 11

Advisory, not mandatory.

Airframe · Cessna R172E

SAIB SW-18-31Navigation, Attitude, and Direction Data SystemIssued Nov 21, 2018 SAIB CE-17-25ELEVATOR TORQUE TUBE Inspections for cracks and corrosion in elevator torque tubesIssued Aug 25, 2017 SAIB CE-12-14Three Alternative Methods of Compliance for AD 2011-10-09Issued Jan 25, 2012 SAIB CE-10-40R1Aircraft Fuel System; water contamination of fuel tank systems on Cessna single engine airplanesIssued Jul 30, 2010 SAIB CE-09-10Availability of Secondary Seat Stops for Pilot and Copilot SeatsIssued Feb 5, 2009

Engine · Continental IO-360 series

SAIB NE-16-13Powerplant - Prohibited use of sealantIssued Mar 8, 2016 SAIB NE-13-15Engine Controls: Continental Motors, Inc. (CMI) Throttle and Mixture Control LeversIssued Feb 8, 2013 SAIB NE-13-04Continental Motors, Inc. (CMI) Connecting Rod Piston Pin Bushing InspectionIssued Oct 31, 2012 SAIB NE-10-09Reciprocating Engine Power Section: Hydraulic Valve LiftersIssued Nov 20, 2009 SAIB NE-09-04Fuel Control/Reciprocating EnginesIssued Jan 10, 2009 SAIB CE-02-09Issued Dec 28, 2001

NTSB investigations · 2

Matched to this aircraft by N-number and event date, checked against the reported serial number, make and model.

NTSB CEN18LA335Accident · No injuriesLimited investigationFinal reportColorado Springs, COThe airplane’s failure to maintain a climb after takeoff, which resulted in a forced landing on unsuitable terrain; the reason for the airplane’s failure to climb could not be determined based on the available evidence.Aug 16, 2018 · Substantial damage NTSB DEN92LA053Accident · No injuriesLimited investigationFinal reportColorado Spring, COThe pilot did not maintain clearance and the airplane collided with a fence post.May 18, 1992 · Substantial damage

FAA incident reports · 2

FAA accident and incident reports matched to this aircraft by N-number and event date, checked against the reported make and model.

Accident 20180816014299ATakeoff: Climb Out · Colorado Spring, COPilot stated that the preflight and engine runup was normal. At 1100 mountain daylight time (MDT) the airplane took off from rwy 34R. The takeoff roll was normal with the airplane producing 2800 RPM and 14 gal/hr fuel flow. The rotation was executed at 60…Aug 16, 2018 · Substantial damage Accident 19920518017279AUnauth Low Level Opns · Ellicott, COMade low pass over a road to assess possible landing area. Left gear hit fence post. Returned base. Fuselage damageMay 18, 1992 · Substantial damage

Service difficulty reports · 1

Matched to this aircraft by N-number and event date, checked against the reported serial number, make and model.

SDR 2002FA0000830Piston Pin · failedENGINE OIL FILTER INSPECTED DURING 100 HOUR INSPECTION, FOUND EXCESSIVE AMOUNT OF ALUMINUM FLAKES IN FILTER. CAUSE OF METAL IN OIL FILTER TRACED TO NR 6 CYLINDER PISTON PIN PLUG. WHEN CYLINDER WAS REMOVED THE FWD PLUG HAD EXCESSIVE WEAR. THIS WAS A FACTORY Jul 17, 2002 · N146AC · Cessna R172E · Reciprocating Engine Cylinder Section

STCs that may be installed · 252

Approved for this aircraft’s airframe or engine model. The registry doesn’t record which STCs an aircraft has; its records do.

Airframe · Cessna R172E

STC SA00709CHInstallation of replacement wing root vent described by Dwg Nos. 8-30-96-1& 8-30-96-2, no rev, both dtd 8/30/96, or later FAA app rev.Gallagher Aviation, LLC STC SA02571SEInstallation of Garmin G500/G600 TXi Integrated Avionics System (Primary Flight Display, Multi-Function Display, and Engine Indicating System Display).Garmin International Inc.STC SA01800SEFabrication and installation of new or replacement of existing instrument panel lights dimmer control.TCW Technologies, LLC

See all 252 STCs