Aircraft model · Fixed wing single engine · Airplane · registry code 9600413

Manufacturer (registry)
WACO CLASSIC AIRCRAFT CORP
Model
YMF
Registry code
9600413
Registered
6 aircraft
Type
Fixed wing single engine
Engines
1 · Reciprocating
Seats
4
Weight class
Up to 12,499 lb
Certification
Type certificated
Data sheet
TCDSATC 542
Holder
The Waco Aircraft Company

Model codes come from the FAA registry’s reference file. ADs are matched to them by model name and maker.

On this page

Aircraft by year built · 6

1997Registered nowDeregistered2026
Aircraft by the year they were built: 6 aircraft
19972
19992
20001
20061

Airworthiness directives that may apply · 0

ADs whose products match this airframe model. Each AD’s applicability may narrow it by serial number, part number or configuration.

No ADs matched this model

Information bulletins that may apply · 1

Query with SQL
duckdb -csv -c "SELECT s.saib_number, any_value(s.title) AS title, max(s.issue_date) AS issue_date, any_value(s.status) AS status
  FROM 'https://openairdocs.org/data/latest/faa_saib.parquet' s
  WHERE s.saib_id IN (SELECT saib_id FROM 'https://openairdocs.org/data/latest/faa_aircraft_model_saib.parquet' WHERE aircraft_model_code IN ('9600413'))
  GROUP BY s.saib_number ORDER BY issue_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.

Registered aircraft · 6

Query with SQL
duckdb -csv -c "SELECT n_number, serial_number, year_manufactured, status, registrant_name, registrant_city, registrant_state
  FROM 'https://openairdocs.org/data/latest/faa_aircraft_registration.parquet'
  WHERE aircraft_model_code IN ('9600413')
  ORDER BY n_number"

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.

NTSB investigations · 2

Aircraft matched to this model through the registry, by N-number and event date, checked against the reported serial number, make and model.

First occurrence, 1982 to 2007

Of 2 cases with NTSB’s older coding, defined in its coding manual.

Query with SQL
duckdb -csv -c "SELECT c.\"ntsbNumber\", c.\"eventDate\", c.\"eventType\", c.\"eventCity\", c.\"eventStateOrRegion\", a.n_number, a.\"aircraftMake\", a.\"aircraftModel\", c.\"highestInjuryLevel\", c.\"totalFatal\", c.\"completionStatus\", c.report_url
  FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' a JOIN 'https://openairdocs.org/data/latest/ntsb_case_detail.parquet' c ON c.\"mKey\" = a.case_mkey
  WHERE a.aircraft_model_code IN ('9600413')
  ORDER BY c.\"eventDate\" DESC, c.\"ntsbNumber\" 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.

FAA incident reports · 3

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

Query with SQL
duckdb -csv -c "SELECT report_number, event_date, event_type, city, state, aircraft_make, aircraft_model, aircraft_damage, fatal_injuries, n_number
  FROM 'https://openairdocs.org/data/latest/faa_incident_report.parquet'
  WHERE aircraft_model_code IN ('9600413')
  ORDER BY event_date DESC, report_number 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.

Service difficulty reports · 13

SDR 2012FA0000686Nut · looseMANY CYLINDER HOLD DOWN NUTS WERE LOOSE ON INSPECTION OF TORQUE OF THOSE NUTS. THIS HAS BEEN OCCURING ANNUALLY. MFG IS USING A NYLON TYPE SELF LOCKING NUTS TO HOLD DOWN THE CYLINDERS. MOST ENGINE MFG DO NOT USE NYLON NUTS ON THE ENGINE AT ALL LET ALONE THE Oct 10, 2012 · N23JL · Waco YMF · Reciprocating Engine Cylinder SectionSDR 2010FA0000664Fitting · brokenHORIZONTAL AND VERTICAL STABILIZER FLYING WIRE TIE ROD BROKEN.Jun 30, 2010 · N63WC · Waco YMF · Vertical Stabilizer, Attach FittingsSDR 2002FA0001353Pulley · wornELEVATOR PULLEYS 20 PERCENT WORN.Nov 1, 2002 · N43064 · Waco YMF · Elevator Control SystemSDR 2002FA0001352Pulley · wornELEVATOR PULLEYS WORN.Sep 1, 2002 · N96T · Waco YMF · Elevator Control SystemSDR 2002FA0001351Pulley · wornTHE INCIDENT OCCURRED ON TAKEOFF ROLL, FORWARD PRESSURE WAS APPLIED TO BRING THE TAIL UP, AT THAT POINT THE CONTROL CABLE BROKE. FURTHER INSPECTION SHOWED THAT THE OTHER CONTROL CABLE WAS 50 PERCENT WORN. IT APPEARED THAT THE PULLEYS COULD BE CAUSING THE PROJun 16, 2002 · N53WC · Waco YMF · Elevator Control SystemSDR 2001FA0000163Stud · brokenFOUND BROKEN CYLINDER BASE STUD ON NR 4 CYLINDER. AFTER REMOVING BROKEN STUD, FOUND TWO OTHERS BENT, SENT STUDS FOR EVALUATION TO SEE IF THEY MET DESIGN INTENT. THE STUDS DID NOT MEET SPECIFICATIONS.Aug 3, 2001 · N53WC · Waco YMF · Reciprocating Engine Power SectionSDR AU000718Stiffener · broken(AUS) RUDDER LOWER STIFFENER RUSTED AND SEPARATED FROM LOWER RUDDER BOW. SUBMITTER SUSPECTED CAUSED BY TRAPPED WATER. (X)Sep 1, 2000 · Waco YMF · Rudder StructureSDR 20000724SH020Hinge · brokenFOUND ON ANNUAL INSPECTION, LOWER RUDDER HINGE BROKEN. CAUSE UNKNOWN. PART TT: 275.9 HOURS. (X)Jul 6, 2000 · N90B · Waco YMF · Rudder StructureSDR AU990440Exhaust Valve · damaged(AUS) EXHAUST VALVES ON ALL CYLINDERS WERE BADLY DEFORMED ON THE VALVE STEM TIPS. INVESTIGATION FOUND ABNORMAL WEAR ON THE TIPS OF THE INLET VALVES.May 7, 1999 · Waco YMF · Reciprocating Engine Cylinder SectionSDR AU980470Blade · cracked(AUS) PROPELLER HAD SPLITS DEVELOPING AFT OF THE METAL LEADING EDGE AND BETWEEN LAMINATION MIDWAY ALONG THE CENTER OF BLADE. FINE CRACKS WERE ALSO FOUND IN THE LEADING METAL SHEATH AT RADIUS OF STRESS RELIEVING POINTS.Apr 25, 1998 · Waco YMF · Propeller Blade SectionSDR 97ZZZX3786Retain Nut · failedAIRCRAFT ACCIDENT IN WHICH PROPELLER SEPARATED FROM AIRCRAFT. SUSPECT CAUSE: RETAINING NUT FAILURE. SUBMITTER RECOMMENDATION: RETAINING NUT BE REPLACED AT SPECIFIC INTERVALS. RETAINING NUT BE INSPECTED PRIOR TO EACH PROPELLER INSTALLATION.Jul 16, 1997 · N553T · Waco YMF · Propeller AssemblySDR 95ZZZX4553Stud · failedFOLLOWING OVERHAUL, ENGINE WAS PUT IN SERVICE. AT 593 HOURS, CHANGED OUT THE NR 5 CYLINDER AND FOUND NOTHING THAT WOULD HAVE BEEN ALARMING OR INDICATIVE OF WHAT MIGHT HAPPEN. AT 680 HOURS SMOH, THE NR 7 CYLINDER BROKE ALL THE HOLD-DOWN STUDS, LIFTED .50 INCHAug 29, 1995 · N14128 · Waco YMF · Reciprocating Engine Power SectionSDR 95ZZZX2743Jackscrew · jammedHORIZONTAL STABILIZER TRIM JAMMED IN-FLIGHT. AFTER LANDING, TRIM WAS INSPECTED. TRIM JACKSCREW WAS JAMMED IN THE BALL (PN 9159). REASON FOR THIS COULD NOT BE DETERMINED. JACKSCREW WAS LUBRICATED AND FUCNTIONALLY CHECKED.May 22, 1995 · N820MM · Waco YMF · Stabilizer Control System
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 = 'YMF'
  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.

STCs that may be installed · 61

Approved for this model: the STC’s model list names it on its data sheet, or a series that includes it. The registry doesn’t record which STCs an aircraft has.

See all 61 STCs
Query with SQL
duckdb -csv -c "SELECT s.stc_number, s.description, s.holder, s.status, s.status_date, m.matched_model
  FROM (
    SELECT stc_number, min(matched_model) AS matched_model
    FROM 'https://openairdocs.org/data/latest/faa_aircraft_model_stc.parquet'
    WHERE aircraft_model_code IN ('9600413')
    GROUP BY stc_number
  ) m JOIN 'https://openairdocs.org/data/latest/faa_stc.parquet' s USING (stc_number)
  ORDER BY s.status = 'Current' DESC, s.status_date DESC, s.stc_number"

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.

The same model under other registry codes

Amateur-built copies and renamed makers get their own codes.

Query with SQL
duckdb -csv -c "SELECT m.code, m.manufacturer, m.model, count(g.n_number) AS aircraft
  FROM 'https://openairdocs.org/data/latest/faa_aircraft_model.parquet' m LEFT JOIN 'https://openairdocs.org/data/latest/faa_aircraft_registration.parquet' g ON g.aircraft_model_code = m.code
  WHERE m.match_key = 'YMF' AND m.code NOT IN ('9600413')
  GROUP BY ALL
  ORDER BY aircraft DESC
  LIMIT 12"

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.