# Lycoming T53-L-13B

- Type: Engine model (FAA registry)
- Registry code: 41220
- Manufacturer (registry): LYCOMING
- Model: T53-L-13B
- Engine type: Turbo-shaft
- Power: 1,400 hp
- Installed in: 21 registered aircraft
- Page: https://openairdocs.org/engine/lycoming-t53-l-13b

Model codes come from the FAA registry's reference file.

## ADs that may apply (OpenAirDocs)

Matched to this engine model by model name and maker. Each AD's applicability may narrow it by serial number, part number or equipment.

None matched.

## Registered aircraft (21)

- [N1081C](https://openairdocs.org/aircraft/N1081C): [Celebrate Freedom Foundation Inc](https://openairdocs.org/faa-owner/CELEBRATE%20FREEDOM%20FOUNDATION%20INC), [West Columbia, SC](https://openairdocs.org/faa-place/SC/West%20Columbia), built 1973, S/N 73-21685
- [N155TL](https://openairdocs.org/aircraft/N155TL): [Two Roan Ranch LLC](https://openairdocs.org/faa-owner/TWO%20ROAN%20RANCH%20LLC), [Salem, OR](https://openairdocs.org/faa-place/OR/Salem), built 1967, S/N 154779
- [N192BP](https://openairdocs.org/aircraft/N192BP): [Jones Flying Service](https://openairdocs.org/faa-owner/JONES%20FLYING%20SERVICE), [Biggs, CA](https://openairdocs.org/faa-place/CA/Biggs), built 1965, S/N 65-10133
- [N194BP](https://openairdocs.org/aircraft/N194BP): [Jones Aviation Inc](https://openairdocs.org/faa-owner/JONES%20AVIATION%20INC), [Biggs, CA](https://openairdocs.org/faa-place/CA/Biggs), built 1967, S/N 67-17420
- [N205GE](https://openairdocs.org/aircraft/N205GE): [Av8-Orr Helicopter Services Inc](https://openairdocs.org/faa-owner/AV8-ORR%20HELICOPTER%20SERVICES%20INC), [Hamilton, MT](https://openairdocs.org/faa-place/MT/Hamilton), built 1969, S/N 69-15198
- [N222RR](https://openairdocs.org/aircraft/N222RR): [Air Ball Productions LLC](https://openairdocs.org/faa-owner/AIR%20BALL%20PRODUCTIONS%20LLC), [White Deer, TX](https://openairdocs.org/faa-place/TX/White%20Deer), built 1977, S/N 13894
- [N415NA](https://openairdocs.org/aircraft/N415NA): [Big Turbine Engines LLC](https://openairdocs.org/faa-owner/BIG%20TURBINE%20ENGINES%20LLC), [Wilmington, DE](https://openairdocs.org/faa-place/DE/Wilmington), built 1965, S/N 65-10085
- [N432GC](https://openairdocs.org/aircraft/N432GC): [Helicopter Aviation Services & Leasing Inc](https://openairdocs.org/faa-owner/HELICOPTER%20AVIATION%20SERVICES%20%26%20LEASING%20INC), [Boynton Beach, FL](https://openairdocs.org/faa-place/FL/Boynton%20Beach), built 1977, S/N 13907
- [N440VR](https://openairdocs.org/aircraft/N440VR): [Tvpx Aircraft Solutions Inc Trustee](https://openairdocs.org/faa-owner/TVPX%20AIRCRAFT%20SOLUTIONS%20INC%20TRUSTEE), [North Salt Lake, UT](https://openairdocs.org/faa-place/UT/North%20Salt%20Lake), S/N 66-16899
- [N443YB](https://openairdocs.org/aircraft/N443YB): [Northwest Helicopters LLC](https://openairdocs.org/faa-owner/NORTHWEST%20HELICOPTERS%20LLC), [Olympia, WA](https://openairdocs.org/faa-place/WA/Olympia), built 1968, S/N 68-16261
- [N467WW](https://openairdocs.org/aircraft/N467WW): [Friends Of Army Aviation-Ozark](https://openairdocs.org/faa-owner/FRIENDS%20OF%20ARMY%20AVIATION-OZARK), [Ozark, AL](https://openairdocs.org/faa-place/AL/Ozark), built 1970, S/N 7016467
- [N51SB](https://openairdocs.org/aircraft/N51SB): [Rice Aircraft Services Inc](https://openairdocs.org/faa-owner/RICE%20AIRCRAFT%20SERVICES%20INC), [Kerrville, TX](https://openairdocs.org/faa-place/TX/Kerrville), built 1968, S/N 8130
- [N53AG](https://openairdocs.org/aircraft/N53AG): [Coastal Helicopters Inc](https://openairdocs.org/faa-owner/COASTAL%20HELICOPTERS%20INC), [Panama City, FL](https://openairdocs.org/faa-place/FL/Panama%20City), built 1972, S/N 72-21588
- [N61FU](https://openairdocs.org/aircraft/N61FU): [Air 1 LLC](https://openairdocs.org/faa-owner/AIR%201%20LLC), [Newark, DE](https://openairdocs.org/faa-place/DE/Newark), built 1967, S/N 67-19534
- [N75140](https://openairdocs.org/aircraft/N75140): [Friends Of Army Aviation-Ozark](https://openairdocs.org/faa-owner/FRIENDS%20OF%20ARMY%20AVIATION-OZARK), [Ozark, AL](https://openairdocs.org/faa-place/AL/Ozark), built 1971, S/N 71-20123
- [N811RS](https://openairdocs.org/aircraft/N811RS): [Columbus Indiana Huey](https://openairdocs.org/faa-owner/COLUMBUS%20INDIANA%20HUEY), [Columbus, IN](https://openairdocs.org/faa-place/IN/Columbus), built 1970, S/N 8438
- [N823LW](https://openairdocs.org/aircraft/N823LW): [Liberty War Bird Inc](https://openairdocs.org/faa-owner/LIBERTY%20WAR%20BIRD%20INC), [Lititz, PA](https://openairdocs.org/faa-place/PA/Lititz), built 1966, S/N 66-16823
- [N8379R](https://openairdocs.org/aircraft/N8379R): [G Force Air LLC](https://openairdocs.org/faa-owner/G%20FORCE%20AIR%20LLC), [Columbus, OH](https://openairdocs.org/faa-place/OH/Columbus), built 1970, S/N 8206
- [N858M](https://openairdocs.org/aircraft/N858M): [Pacific Valley Aviation Inc](https://openairdocs.org/faa-owner/PACIFIC%20VALLEY%20AVIATION%20INC), [Arbuckle, CA](https://openairdocs.org/faa-place/CA/Arbuckle), built 1966, S/N 66-17114
- [N911CE](https://openairdocs.org/aircraft/N911CE): [Coastal Air Service Inc](https://openairdocs.org/faa-owner/COASTAL%20AIR%20SERVICE%20INC), [Panama City, FL](https://openairdocs.org/faa-place/FL/Panama%20City), S/N 64-13819
- [N9215Z](https://openairdocs.org/aircraft/N9215Z): [Charlie Don'T Surf Uh1 LLC](https://openairdocs.org/faa-owner/CHARLIE%20DON'T%20SURF%20UH1%20LLC), [Boynton Beach, FL](https://openairdocs.org/faa-place/FL/Boynton%20Beach), built 1968, S/N 68-15754

## NTSB investigations (1)

From the NTSB's public API. Aircraft are matched to registry aircraft by N-number and event date, checked against the reported serial number, make and model; the registry's history has gaps, so older matches can be wrong. Compare the reported make and model.

- [NTSB ERA26LA193](https://openairdocs.org/ntsb/ERA26LA193), Apr 4, 2026: Bell UH1 (N75140), Enterprise, AL, substantial damage. Probable cause: The in-flight separation of a turn lock fastener stud, which resulted in substantial damage to one tail rotor blade.

## FAA accident and incident reports

None matched to aircraft with this engine model.

## Service difficulty reports (10)

As reported by operators and repair stations, by the model named in the report.

- [SDR 2020FA0000296](https://openairdocs.org/sdr/2020FA0000296), Feb 12, 2020: PIN. DISLODGED. PRIMARY CAUSE OF DAMAGE TO ACCESSORY DRIVE, PIN CAME OUT OF SLEEVE BUSHING AND DAMAGED ADJOINING COMPONENTS. ENGINE IS STILL UNDER TEARDOWN AND INSPECTION.
- [SDR 2018FA0000086](https://openairdocs.org/sdr/2018FA0000086), Jan 18, 2018: GRIP. CRACKED. LOWER TANG LEADING EDGE HAS A CRACK EXTENDING THRU GRIP TANG TO BLADE BOLT BUSHING. FOUND DURING PREFLIGHT INSPECTION.
- [SDR 2017FA0000035](https://openairdocs.org/sdr/2017FA0000035), Jan 27, 2017: BOLT. LOOSE. DURING INSPECTION, FOUND THE ENGINE COMPRESSOR STATOR VANE RETAINING BOLT HANGING OUT OF IT'S RECESSED MOUNT HOLE. ENGINE BLEED BAND WAS PREVENTING BOLT FROM FA
- [SDR 2012FA0000654](https://openairdocs.org/sdr/2012FA0000654), Sep 17, 2012: GRIP. MISINSTALLED. DURING A PHASE 1 INSPECTION, MAIN ROTOR GRIP HAD BEEN IMPROPERLY ASSEMBLED AND INSTALLED ON THE MAIN ROTOR YOKE CAUSING DAMAGE TO THE NEEDLE BEARING AND RACE.
- [SDR 2012FA0000655](https://openairdocs.org/sdr/2012FA0000655), Sep 17, 2012: SCISSORS. MISINSTALLED. DURING A PHASE 1 INSPECTION, SCISSOR HAD BEEN IMPROPERLY ASSEMBLED AND INSTALLED ON THE SLEEVE CAUSING DAMAGE TO THE SLEEVE.
- [SDR 2012FA0000656](https://openairdocs.org/sdr/2012FA0000656), Sep 17, 2012: BLADE. MISINSTALLED. DURING A PHASE 1 INSPECTION, TAIL ROTOR BLADE CLEARANCE FROM VERTICAL STABILIZER WAS INSUFFICIENT AS IT HAD BEEN IMPROPERLY SHIMMED AND INSTALLED ON THE 90 DEGR
- [SDR 2012FA0000308](https://openairdocs.org/sdr/2012FA0000308), Apr 24, 2012: CAP. BROKEN. CAP BROKEN AT BS 238, LBL 14.
- [SDR 2005FA0000785](https://openairdocs.org/sdr/2005FA0000785), May 11, 2005: DRIVE SHAFT. VIBRATION. ( 2005-5-1) PILOT NOTICED VIBRATION AND RUMBLE COMING FROM THE MAIN TRANSMISSION AREA ON TAKEOFF. MECHANIC DID TROUBLE TROUBLESHOOTING PROCEDURES AND NOTICED ON
- [SDR 2004FA0000333](https://openairdocs.org/sdr/2004FA0000333), Mar 25, 2004: STRAP. CRACKED. AIRCRAFT WAS EXPERIENCING VIBRATIONS DURING FLIGHT, MAINTENANCE WAS UNABLE TO REMOVE THE VIBRATION THROUGH TRACK AND BALANCE PROCEDURES. THE MAIN ROTOR ASSEMBLY
- [SDR XVI2002F00000](https://openairdocs.org/sdr/XVI2002F00000), Apr 11, 2002: FRAME. CRACKED. X-RAY INSPECTION REVEALED A CRACK IN THE FRAME FLANGE APPROXIMATELY .1250 INCH LONG CONTAINED BY ADJACENT FASTENER HOLE. THE CRACK IS LOCTED IN THE 3 OCLOCK POS

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