Cessna 172N

Service difficulty reports · 627

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Query with SQL
duckdb -csv -c "SELECT sdr_id, difficulty_date, n_number, aircraft_make, aircraft_model, part_name, part_condition, jasc_code, discrepancy
  FROM 'https://openairdocs.org/data/latest/faa_service_difficulty_report.parquet'
  WHERE aircraft_model_key = '172N'
  ORDER BY difficulty_date DESC"

Prints the whole list as CSV. It reads the release’s Parquet files over HTTPS, so there’s nothing to download first. Install DuckDB to run it.

SDR 99ZZZX367Valve · failedENGINE STOPPED IN-FLIGHT. FOUND NR 4 CYLINDER INTAKE VALVE BROKEN, INTAKE VALVE PART NUMBER UNKNOWN. ENGINE TSMOH: 117.9 HOURS.Dec 21, 1998 · N75709 · Cessna 172N · Reciprocating Engine Cylinder SectionSDR 99ZZZX401Frame · crackedA CRACK WAS FOUND ON LEFT FORWARD DOOR POST BULKHEAD AT LOWER DOOR HINGE ATTACH POINT. REMOVAL OF INTERIOR SIDE PANEL ALLOWS EASY INSPECTION. A 4130 STEEL DOUBLER WAS FABRICATED BY OUTSIDE REPAIR STATION.Nov 30, 1998 · N5344D · Cessna 172N · Fuselage Main, FrameSDR 99ZZZX400Frame · crackedA CRACK WAS FOUND ON LEFT FORWARD DOOR POST BULKHEAD AT LOWER DOOR HINGE ATTACH POINT. REMOVAL OF INTERIOR SIDE PANEL ALOWS EASY INSPECTION. A 4130 STEEL DOUBLER WAS FABRICATED AND INSTALLED BY OUTSIDE REPAIR STATION.Nov 30, 1998 · N5435E · Cessna 172N · Fuselage Main, FrameSDR 99ZZZX399Frame · crackedCRACK WAS FOUND ON LEFT FORWARD DOOR POST BULKHEAD AT LOWER DOOR HINGE ATTACH POINT. REMOVAL OF INTERIOR SIDE PANEL ALLOWS EASY INSPECTION. A 4130 STEEL DOUBLER WAS FABRICATED AND INSTALLED BY OUTSIDE REPAIR STATION.Nov 30, 1998 · N739ZC · Cessna 172N · Fuselage Main, FrameSDR AU981627Track · damaged(AUS) RIGHT FLAP TRACK MUSHROOMED AND TORE THE ROLLER SPACER, JAMMING THE ROLLER P/N 0523920 AND CAUSING THE FLAP TO JAM. THE FLAP MOTOR CONTINUED TO DRIVE UP AND TWISTED THE FLAP.Nov 19, 1998 · Cessna 172N · Trailing Edge FlapsSDR CA980311030Drive Gear · broken(CAN) STARTER DRIVE SHEARED ON START, REPLACED.Nov 2, 1998 · Cessna 172N · Engine StarterSDR 98ZZZX4509Rod · brokenPILOT'S RIGHT MASTER CYLINDER ROD IN CYLINDER BROKE (3) IN 200 HOURS AT AREA OF MACHINED THREADS. SUBMITTER SUSPECTED MANUFACTURING DEFECT.Nov 2, 1998 · N738ZC · Cessna 172N · Master Cylinder/Brake ValveSDR CA981006029Seat · broken(CAN) CYLINDER REMOVED DUE TO ROUGH RUNNING ENGINE. INSPECTION FOUND THE UPPER EXHAUST SEAT CRACKED AND BROKEN AND THE EXHAUST VALVE WAS DESTROYED. THE PART NUMBER FOUND ON THE EXHAUST SEAT WAS LW-10076, WHICH, ACCORDING TO SB NR 435 AND AD 80-14-07, SHOULD Sep 25, 1998 · Cessna 172N · Reciprocating Engine Cylinder SectionSDR CA981006014Blade · damaged(CAN) PROPELLER RECEIVED FOR CORROSION INSPECTION. INSPECTION FOUND STONE DAMAGE TO THE LEADING EDGES AND THE FACE OF THE PROPELLER BLADES.Aug 28, 1998 · Cessna 172N · Propeller Blade SectionSDR CA980915011Windshield · cracked(CAN) ON LANDING, WINDSHIELD CRACKED 3.5 INCHES ON LEFT UPPER SIDE. CRACK STOP DRILLED, AND AIRCRAFT FLOWN TO BASE. WINDSHIELD REPLACED.Aug 22, 1998 · Cessna 172N · Flight Compartment WindowsSDR 99ZZZX105Engine · making metalWHILE DOING NIGHT TOUCH-AND-GOES, PILOT REPORTED ENGINE BEGAN TO RUN ROUGH AND 'MISS' AT RPM'S GREATER THAN 1,700. FURTHER INVESTIGATION SHOWED LARGE AMOUNTS OF METAL CONTAMINATION IN FILTERS AND SCREEN. SOME FLAKES WERE AS MUCH AS .25 INCH IN DIAMETER. ENGAug 12, 1998 · N123GJ · Cessna 172N · Engine (Reciprocating)SDR CA980928002Crankshaft · pitted(CAN) TO COMPLY WITH AD 98-02-08, IN ACCORDANCE WITH LYCOMING SERVICE BULLETIN 505B, PITTING WAS NOTED ON THE INTERNAL BORE OF THE CRANKSHAFT. FPI CARRIED OUT, NO CRACKS WERE FOUND.Aug 7, 1998 · Cessna 172N · Reciprocating Engine Power SectionSDR AU980944Rivet · missing(AUS) WING LOWER SPAR CAP HAD NUMEROUS RIVETS MISSING. RIVETS HAVE A CROSS ON THE HEAD POSSIBLY INDICATING MAGNESIUM MANUFACTURE.Aug 5, 1998 · Cessna 172N · Wing SparSDR AU981273Channel · cracked(AUS) DOOR POST CHANNEL CRACKED. PART TC: 6,887.Aug 3, 1998 · Cessna 172N · Fuselage Miscellaneous StructureSDR AU981272Channel · cracked(AUS) DOOR POST CHANNEL CRACKED. PART TC: 6,887.Aug 3, 1998 · Cessna 172N · Fuselage Miscellaneous StructureSDR CA981014012Crankshaft · corroded(CAN) AN ON-WING F.P.I. COMPLETED ON THE CRANKSHAFT BY A SUITABLY RATED AMO FOUND NO CRACKING. THE INNER DIAMETER WAS CLEANED OF CORROSION PER LYCOMING MSB 505B. THE INNER DIAMETER WAS MEASURED WITHIN LIMITS. THE INNER DIAMETER WAS STAMPED PER THE LYCOMING Jul 31, 1998 · Cessna 172N · Reciprocating Engine Power SectionSDR AU980829Track · worn(AUS) FLAP TRACKS WORN. SEE MDR 98/0828 FOR ADDITIONAL INFORMATION.Jul 21, 1998 · Cessna 172N · Trailing Edge FlapsSDR AU980828Roller · worn(AUS) FLAP ROLLERS WORN AND CORRODED.Jul 21, 1998 · Cessna 172N · Trailing Edge FlapsSDR AU980868Tappet · spalled(AUS) TAPPET BODIES SPALLED.Jul 14, 1998 · Cessna 172N · Reciprocating Engine Power SectionSDR AU980867Camshaft · worn(AUS) CAMSHAFT LOBES WORN EXCESSIVELY DUE TO TAPPET BODY SPALLING.Jul 14, 1998 · Cessna 172N · Reciprocating Engine Power SectionSDR AU980913Spar · bent(AUS) RIGHT WING REAR SPAR TOP FLANGE AND SPAR WEB BUCKLED. SUSPECT CAUSED BY A WING TIP STRIKE.Jul 12, 1998 · Cessna 172N · Wing SparSDR 98ZZZX2645Carburetor Bowl · looseDURING FLIGHT, PILOT REPORTED A RATTLING NOISE WHEN THE CARBURETOR HEAT WAS APPLIED. AFTER LANDING, THE ENGINE COULD NOT BE SHUT DOWN USING MIXTURE CONTROL. DURING TROUBLESHOOTING, FOUND THAT CARBURETOR BOWL ATTACHMENT BOLTS HAD COME LOOSE, BUT THE LOCKING TJun 26, 1998 · N738QP · Cessna 172N · Fuel Control/Reciprocating EnginesSDR 98ZZZX2612Spar · crackedAT 100-HOUR INSPECTION, A CRACK APPROXIMATELY 1.25 INCHES LONG WAS FOUND AT LOCATION DESCRIBED IN 6.C. THE SPAR REINFORCEMENT, PN 0532001-97, HAD A CORRESPONDING CRACK. POSSIBLE CAUSE MIGHT BE GROUND HANDLING PROCEDURE. PULLING DOWN OR SITTING ON STABILIZERJun 25, 1998 · N2350E · Cessna 172N · Horizontal Stabilizer, Spar/RibSDR 98ZZZX2611Spar · crackedAT 100-HOUR INSPECTION, A CRACK APPROXIMATELY 1.25 INCHES LONG WAS FOUND AT LOCATION DESCRIBED IN 6.C. THE SPAR REINFORCEMENT, PN 0532001-97, HAD A CORRESPONDING CRACK. POSSIBLE CAUSE MIGHT BE GROUND HANDLING PROCEDURE. PULLING DOWN OR SITTING ON STABILIZERJun 25, 1998 · N2350E · Cessna 172N · Horizontal Stabilizer, Spar/RibSDR 98ZZZX2629Contact Assy · defectivePILOTS REPORTED AIRCRAFT WOULD INTERMITTENTLY LOSE POWER. PROBLEM WAS TRACED TO MAGNETO POINTS INADEQUATELY GAPPED. STAPLE WHICH ATTACHES FELT TO NYLON CAM RIDER ON POINTS WAS FOUND TO BE INTERFERRING WITH PROPER OPERATION OF POINTS NOT ALLOWING THEM TO OPENJun 24, 1998 · N4903F · Cessna 172N · Magneto/DistributorSDR 99ZZZX1215Fuel Tank · crackedFUEL STAINS FOUND ON FUSELAGE. FUEL LEAK FOUND ON FURTHER INSPECTION. CRACK WAS FOUND ON TOP OF RIGHT FUEL TANK, 11 INCHES OUT FROM INBOARD AND 11.50 INCHES UP FROM AFT SIDE OF BANK. IT IS MECHANIC'S OPINION THE DEFECT COULD HAVE BEEN CAUSED BY SOMEONE STANJun 22, 1998 · N4903F · Cessna 172N · Fuel StorageSDR CA980706007Spring · mismanufactured(CAN) NEW RUDDER SPRINGS INSTALLED AND ON FIRST FLIGHT PILOT COMPLAINED THAT IT TOOK MORE RIGHT RUDDER PEDAL PRESSURE TO KEEP A/C IN STRAIGHT FLIGHT. TENSION CHECK OF NEW SPRING REVEALED THAT THE LEFT SPRING TOOK 3.5 POUNDS TO STRETCH ONE INCH PER MANUFACTUREJun 19, 1998 · Cessna 172N · Rudder Control SystemSDR CA980706010Transponder · failed(CAN) DURING VFR FLIGHT A BURNING SMELL WAS NOTED FOLLOWED BY SMOKE COMING FROM TRANSPONDER. MASTER SWITCH TURNED OFF AND AFTER TRANSPONDER TURNED OFF THE MASTER SWITCH TURNED ON WITH NO FURTHER PROBLEM. REPLACED.Jun 17, 1998 · Cessna 172N · ATC Transponder SystemSDR CA980908006Spark Plug · cracked(CAN) WHILE DOING CIRCUITS, THE ENGINE BEGAN TO RUN ROUGH WITH PARTIAL POWER LOSS. THE AIRCRAFT LANDED AND POST-FLIGHT INSPECTION FOUND NR 3 CYLINDER HAD 2 DEAD SPARK PLUGS AND NR 4 CYLINDER HAD A SPARK PLUG WITH BROKEN CERAMIC. ALL THE ENGINE SPARK PLUGS WEJun 9, 1998 · Cessna 172N · Spark Plug/IgniterSDR CA980610017Crankshaft · corroded(CAN) FOUND CORROSION IN THE AREA (INNER BORE) OF THE CRANKSHAFT, AS SPECIFIED IN FAA AD 98-02-08, NO CRACKS FOUND. REPETITIVE INSPECTION IS REQUIRED.Jun 4, 1998 · Cessna 172N · Reciprocating Engine Power SectionSDR CA980610016Crankshaft · corroded(CAN) FOUND CORROSION IN THE AREA (INNER BORE) OF THE CRANKSHAFT, AS SPECIFIED IN FAA AD 98-02-08, NO CRACKS FOUND. REPETITIVE INSPECTION REQUIRED.Jun 4, 1998 · Cessna 172N · Reciprocating Engine Power SectionSDR CA980706013Crankshaft · corroded(CAN) A VISUAL INSPECTION OF THE INNER DIAMETER OF THE CRANKSHAFT SHOWED VISIBLE CORROSION PITTING (AD 98-02-08 REFERS). AN ON-WING FLUORESCENT PENETRANT INSPECTION (FPI), CARRIED OUT BY A SUITABLY RATED AMO, FOUND NO CRACKS. FURTHER MEASURING OF THE INNER DJun 1, 1998 · Cessna 172N · Reciprocating Engine Power SectionSDR 98ZZZX2172Tappet · spalledINSPECTION FOUND SPALLED TAPPET PROBLEM. THE CAMSHAFT WAS IN GOOD SHAPE, BUT DID NEED A REGRIND.May 27, 1998 · N733MU · Cessna 172N · Reciprocating Engine Power SectionSDR 98ZZZX2125Rocker Arm · failedAIRCRAFT EN ROUTE TO FAIRBANKS, AK. AT CRUISE, ENGINE RAN ROUGH, LOST ALTITUDE, MADE EMERGENCY LANDING ON ROAD. TEAR DOWN OF NR 4 ROCKER BOX SHOWED EXHAUST VALVE, ROCKER ARM BROKEN. TSO: 145 HOURS.May 27, 1998 · N733KE · Cessna 172N · Reciprocating Engine Cylinder SectionSDR AU980607Clamp · broken(AUS) CARBURETOR HEAT SHROUD ATTACHMENT CLAMP BROKEN. A PIECE OF THE CLAMP FELL INTO THE HEAT DUCT AND LODGED UNDER THE ALTERNATE AIRDOOR BEFORE ENTERING THE CARBURETOR VENTURI. THE SAFETY MESH WAS MISSING FROM THE HOT AIR INTAKE OF THE CARBURETOR HEAT SHROUMay 26, 1998 · Cessna 172N · Engine Air Intake SystemSDR CA980521009Discharge Tube · missing(CAN) WHILE PRACTICING FORCED APPROACHES, FULL POWER WAS APPLIED FOR A GO-AROUND. THE ENGINE DID NOT RESPOND AND STARTED TO COUGH, POWER WAS REDUCED AND THE AIRCRAFT LANDED. POST-FLIGHT INSPECTION FOUND A SMALL PIECE OF BRASS TUBING IN THE NR 1 SPARK PLUG. May 13, 1998 · Cessna 172N · Fuel Control/Reciprocating EnginesSDR 98ZZZX2126Capacitor · defectiveMAGNETO POINTS AND COILS REPLACED ON 500-HOUR INSPECTION. AIRCRAFT MADE FORCED LANDING APPROXIMATELY 3 HOURS LATER. FOUND CAM FOLLOWERS MELTED ON ONE SET AND RESET OTHER SET AND FLEW ACFT BACK TO BASE (APPROX ONE-HALF HOUR). NEW POINTS SHOWED SIGNS OF HEAT May 7, 1998 · N733LW · Cessna 172N · Magneto/DistributorSDR 98ZZZX2441Housing · looseFOUND CONTROL YOKE WELD ASSEMBLY BEARING HOUSING AT BASE FOR ELEVATOR ROD CONNECT IS LOOSE. WELD INSTEAD OF PRESS FIT MAY SOLVE PROBLEM.Apr 23, 1998 · N38ER · Cessna 172N · Control Column SectionSDR CA980430025Blade · corroded(CAN) DURING OVERHAUL, THE PROPELLER CAMBER FACE IS RESURFACED BY GRINDING. DURING THE GRINDING PROCESS CORROSION WAS FOUND.. THERE WAS EXTRA GRINDING REQUIRED TO REMOVE THE CORROSION. THE PROPELLER CONTINUED IN SERVICE.Apr 21, 1998 · Cessna 172N · Propeller Blade SectionSDR 98ZZZX2440Bearing · looseFOUND BEARING HOUSING AT BASE OF YOKE LOOSE. HOUSING IS PRESSED IN. A WELD MAY PREVENT THIS.Apr 21, 1998 · N264ER · Cessna 172N · Control Column SectionSDR AU980501Channel · cracked(AUS) DOORPOST CHANNELS P/N 0512187-1 AND P/N 512187-2 CRACKED.Apr 16, 1998 · Cessna 172N · Fuselage Miscellaneous StructureSDR CA980430002Crankshaft · cracked(CAN) WHILE CARRYING OUT AD 98-02-08 (LYCOMING SB 505B), INITIAL INSPECTION FOUND MODERATE AMOUNTS OF PITTING IN THE INSIDE DIAMETER OF THE CRANKSHAFT. NDT TESTING, PER THE SB, DETECTED TWO CRACKS, ONE .25 LONG, THE SECOND .50 LONG. THE ENGINE WAS REMOVED.Apr 15, 1998 · Cessna 172N · Reciprocating Engine Power SectionSDR CA980416007Valve · blocked(CAN) ON TAKEOFF, AT 1,100 FEET, THE ENGINE QUIT. THE PILOT RESTARTED THE ENGINE, BUT IT RAN ROUGH AND WOULD NOT EXCEED 1,700 RPM. PILOT RETURNED TO BASE. THE CARBURETOR WAS REMOVED AND TWO STONES, OF A SMOOTH CYLINDRICAL SHAPE OF PORCELAIN OR CERAMIC LIKE Apr 6, 1998 · Cessna 172N · Fuel Control/Reciprocating EnginesSDR 98ZZZX1468Brake Disc · crackedTHREE CRACKS RADIATING OUT ACROSS THE DISC. CRACKS EXTENDED THROUGH THE DISC AND WERE FOUND BY VISUAL INSPECTION. THIS IS THE THIRD DISC FOUND CRACKED LIKE THIS IN THE LAST YEAR.Apr 1, 1998 · N4725D · Cessna 172N · BrakeSDR AU980348Inlet Valve · sticking(AUS) NR 2 CYLINDER INLET VALVE STICKING DUE TO CARBON BUILD-UP ON THE VALVE STEM. PUSHROD BENT. PART TC: 8,302.Mar 31, 1998 · Cessna 172N · Reciprocating Engine Cylinder SectionSDR 98ZZZX1671Roller Bearing · wornRT OUTBOARD LOWER FLAP ROLLER JAMMED IN TRACK CAUSING EXTENSIVE FLAP DAMAGE AND INABILITY TO RAISE FLAPS TO FULL UP POSITION. UPON LANDING, FLAP ROLLER FOUND WORN THROUGH TO ATTACH HARDWARE INDICATING IT HAD NOT BEEN ROLLING, BUT SLIDING IN TRACK. HAVE FOUNDMar 20, 1998 · N738QA · Cessna 172N · Trailing Edge FlapsSDR 98ZZZX1669Bolt · failedDURING ROLL-OUT, PILOT LOST DIRECTIONAL CONTROL AND AIRCRAFT VEERED OFF RUNWAY INTO THE DIRT. AFTER CONTACTING UNEVEN TERRAIN, THE LT MLG STRUT COLLAPSED AFT CAUSING DAMAGE TO LT MLG FAIRINGS, FUSELAGE, AND LT STABILIZER/ELEVATORS. INSPECTION SHOWED THE P/N Mar 19, 1998 · N6360D · Cessna 172N · Main Landing Gear Attach SectionSDR 98ZZZX972Carburetor · defectiveINSPECTION OF THE CARBURETOR DETERMINED THE THROTTLE ARM BECAME LOOSE ON THE SHAFT. THIS CONDITION RESULTED IN LOSS OF CONTROL OF ENGINE RPM. THE NUT AND COTTER PIN WERE INTACT. SUSPECT THE ORIGINAL INSTALLATION WAS NOT PROPERLY INSTALLED AND TORQUED ALLOWIFeb 16, 1998 · N91QS · Cessna 172N · Fuel Control/Reciprocating EnginesSDR 98ZZZX885Hose · deterioratedFUEL TANK VENT LINES ARE CONNECTED WITH 6 SHORT PIECES OF RUBBER HOSE IN THE CABIN OVERHEAD AT THE WING ROOTS. THE HOSES WERE ORIGINAL, ONE WITH A 3Q78 DATE. THIS IS THE THIRD ARICRAFT WITH VENT HOSES AT LEAST 20 YEARS OLD. SUBMITTER RECOMMENDED 5-10 YEAR RFeb 11, 1998 · N5318E · Cessna 172N · Fuel StorageSDR 98ZZZX1134Bearing · failedDURING TOUCH AND GO PRACTICE, RT FLAP OUTER AFT BEARING FAILED DURING RETRACTION. THE FAILURE CAUSED THE FLAP TO BIND AND TRIP CIRCUIT BREAKER, BUT NOT UNTIL AFTER THE RT FLAP HAD BEEN DAMAGED BY THE BINDING. THE FLAP SKINS AND SPAR WERE DAMAGED OUTBOARD OF Jan 13, 1998 · N4642J · Cessna 172N · Trailing Edge Flaps
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