# Rolls-Royce T63-A-720 - Type: Engine model (FAA registry) - Registry code: 54227 - Manufacturer (registry): ROLLS-ROYC - Model: T63-A-720 - Engine type: Turbo-shaft - Power: 400 hp - Installed in: 16 registered aircraft - Page: https://openairdocs.org/engine/rolls-royce-t63-a-720 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 (16) - [N158TR](https://openairdocs.org/aircraft/N158TR): [Tri-Rotor Spray & Chemical](https://openairdocs.org/faa-owner/TRI-ROTOR%20SPRAY%20%26%20CHEMICAL), [Ulysses, KS](https://openairdocs.org/faa-place/KS/Ulysses), built 2010, S/N 71-20791 - [N170SC](https://openairdocs.org/aircraft/N170SC): [Del Rio Aviation Inc](https://openairdocs.org/faa-owner/DEL%20RIO%20AVIATION%20INC), [Paso Robles, CA](https://openairdocs.org/faa-place/CA/Paso%20Robles), built 2013, S/N 71-20753 - [N196PD](https://openairdocs.org/aircraft/N196PD): [S.R. Baron Inc](https://openairdocs.org/faa-owner/S.R.%20BARON%20INC), [Brainerd, MN](https://openairdocs.org/faa-place/MN/Brainerd), built 2012, S/N 70-15136 - [N199BD](https://openairdocs.org/aircraft/N199BD): [Callaway Land Management LLC](https://openairdocs.org/faa-owner/CALLAWAY%20LAND%20MANAGEMENT%20LLC), [Lumberton, TX](https://openairdocs.org/faa-place/TX/Lumberton), built 2008, S/N 70-15283 - [N200KK](https://openairdocs.org/aircraft/N200KK): [Hawkeye Helicopter LLC](https://openairdocs.org/faa-owner/HAWKEYE%20HELICOPTER%20LLC), [Lyndon, KS](https://openairdocs.org/faa-place/KS/Lyndon), built 1973, S/N 73-21863 - [N234FW](https://openairdocs.org/aircraft/N234FW): [Coastal Air Service Inc](https://openairdocs.org/faa-owner/COASTAL%20AIR%20SERVICE%20INC), [Panama City, FL](https://openairdocs.org/faa-place/FL/Panama%20City), built 2011, S/N 69-16130 - [N236FW](https://openairdocs.org/aircraft/N236FW): [Coastal Helicopters Inc](https://openairdocs.org/faa-owner/COASTAL%20HELICOPTERS%20INC), [Panama City, FL](https://openairdocs.org/faa-place/FL/Panama%20City), built 1971, S/N 71-20715 - [N236GC](https://openairdocs.org/aircraft/N236GC): [Larson Helicopters LLC](https://openairdocs.org/faa-owner/LARSON%20HELICOPTERS%20LLC), [Perham, MN](https://openairdocs.org/faa-place/MN/Perham), built 2010, S/N 68-16913 - [N237FW](https://openairdocs.org/aircraft/N237FW): [S.R. Baron Inc](https://openairdocs.org/faa-owner/S.R.%20BARON%20INC), [Brainerd, MN](https://openairdocs.org/faa-place/MN/Brainerd), built 2009, S/N 69-16140 - [N243KP](https://openairdocs.org/aircraft/N243KP): [Collective Aviation Inc](https://openairdocs.org/faa-owner/COLLECTIVE%20AVIATION%20INC), [Redmond, WA](https://openairdocs.org/faa-place/WA/Redmond), built 1990, S/N 70-15243 - [N281SP](https://openairdocs.org/aircraft/N281SP): [Coastal Air Service Inc](https://openairdocs.org/faa-owner/COASTAL%20AIR%20SERVICE%20INC), [Panama City, FL](https://openairdocs.org/faa-place/FL/Panama%20City), built 1973, S/N 73-21912 - [N358MC](https://openairdocs.org/aircraft/N358MC): [Sunny Sky LLC](https://openairdocs.org/faa-owner/SUNNY%20SKY%20LLC), [Stacyville, IA](https://openairdocs.org/faa-place/IA/Stacyville), built 2012, S/N 70-15339 - [N4052D](https://openairdocs.org/aircraft/N4052D): [Grotz Clayton](https://openairdocs.org/faa-owner/GROTZ%20CLAYTON), [Austin, MN](https://openairdocs.org/faa-place/MN/Austin), built 2001, S/N 69-16178 - [N5092K](https://openairdocs.org/aircraft/N5092K): [Bank Of Utah Trustee](https://openairdocs.org/faa-owner/BANK%20OF%20UTAH%20TRUSTEE), [Salt Lake City, UT](https://openairdocs.org/faa-place/UT/Salt%20Lake%20City), built 2017, S/N 71-20358 - [N8093U](https://openairdocs.org/aircraft/N8093U): [Tri Rotor Spray & Chemical](https://openairdocs.org/faa-owner/TRI%20ROTOR%20SPRAY%20%26%20CHEMICAL), [Ulysses, KS](https://openairdocs.org/faa-place/KS/Ulysses), built 2017, S/N 72-21421 - [N861CC](https://openairdocs.org/aircraft/N861CC): [Blair Helicopter Service](https://openairdocs.org/faa-owner/BLAIR%20HELICOPTER%20SERVICE), [Lemoore, CA](https://openairdocs.org/faa-place/CA/Lemoore), built 2013, S/N 71-20861 ## NTSB investigations (5) 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 CEN24FA325](https://openairdocs.org/ntsb/CEN24FA325), Aug 23, 2024: Arrow Falcon Exporters OH-58A+ (N199BD), Newton, TX, substantial damage, 1 fatal, investigation ongoing - [NTSB ERA24LA314](https://openairdocs.org/ntsb/ERA24LA314), Jul 19, 2024: Bell OH-58A (N176SA), Hegins, PA, substantial damage. Probable cause: The pilot’s inadequate pre-flight and in-flight planning, which resulted in the helicopter striking a wire hazard during an aerial application flight. - [NTSB WPR24LA041](https://openairdocs.org/ntsb/WPR24LA041), Nov 21, 2023: Bell OH-58A (N158TR), Brawley, CA, substantial damage. Probable cause: A total loss of engine power due to the failure of the No. 8 bearing and the subsequent failure of the scavenge oil pump. - [NTSB WPR23LA313](https://openairdocs.org/ntsb/WPR23LA313), Aug 9, 2023: Bell OH-58A (N861CC), Guernsey, CA, substantial damage. Probable cause: The pilot’s overpitching of the main rotor blades while maneuvering at low altitude in a high-temperature environment at high gross weight, which resulted in a reduction of engine and rotor speed,… - [NTSB ERA22LA209](https://openairdocs.org/ntsb/ERA22LA209), Apr 26, 2022: Garlick Helicopters OH-58A+ (N281SP), Oakland, FL, substantial damage. Probable cause: The pilot’s decision to continue the low-altitude aerial application flight over water conditions that degraded his depth perception, which resulted in an inadvertent collision with the water. ## FAA accident and incident reports (5) From the FAA Accident/Incident Data System. Reports are matched to registry aircraft by N-number and event date, checked against the reported make and model; the registry's history has gaps, so older matches can be wrong. Compare the reported make and model. - [Accident 20240823017179A](https://openairdocs.org/incident/20240823017179A), Aug 23, 2024: Arrow Falcon Exporters Inc OH-58A+ (N199BD), Newton, TX, Substantial damage, 1 fatal. On August 23, 2024, about 1330 central daylight time, a restricted category Arrow falcon exporters OH-58A helicopter, was substantially damaged when it was… - [Accident 20240719010639A](https://openairdocs.org/incident/20240719010639A), Jul 19, 2024: Bell OH-58A (N176SA), Hegins, PA, Substantial damage. On July 19, 2024, at 1308 eastern daylight time, a Bell OH-58A helicopter was substantially damaged when it was involved in an off-airport accident in Hegins,… - [Accident 20231120020249A](https://openairdocs.org/incident/20231120020249A), Nov 20, 2023: Bell OH-58A (N158TR), Imperial, CA, Substantial damage. Shortly after take off about 200 yards the pilot experienced a sudden power surge followed immediately by abnormal engine noise and vibration. Pilots stated… - [Accident 20230809017419A](https://openairdocs.org/incident/20230809017419A), Aug 9, 2023: Bell OH-58A (N861CC), Stratford, CA, Destroyed. On August 9, 2023, an OH-58 helicopter crashed while in the process of dispensing agricultural pesticides. The PIC of the accident helicopter described what he… - [Accident 20220426002639A](https://openairdocs.org/incident/20220426002639A), Apr 26, 2022: Garlick Helicopters Inc OH-58A+ (N281SP), Oakland, FL, Substantial damage. On 04-26-2022 at approximately 18:45 aircraft N281SP while performing aerial spraying (aquatic control) of lake apopka, struck the water and lost control of… ## Service difficulty reports (10) As reported by operators and repair stations, by the model named in the report. - [SDR 2012FA0000185](https://openairdocs.org/sdr/2012FA0000185), Feb 10, 2012: MAST. BROKEN. ACFT LANDED ON LOAD TRUCK. ACFT RECEIVED FUEL AND LOAD. PILOT FELT VIBRATION AND SHUTDOWN ACFT AND FOUND MAST POLE BROKEN. - [SDR 2010FA0000730](https://openairdocs.org/sdr/2010FA0000730), Jul 7, 2010: GEAR. FRACTURED. ( YKER) ENGINE WAS SENT FOR REPAIR DUE TO GENERATING METAL. UPON DISASSEMBLY, FOUND THAT THE SHAFT ON THE GEAR HAD FRACTURED APPROX 2.325 IN FROM THE FWD END OF - [SDR 2009FA0000661](https://openairdocs.org/sdr/2009FA0000661), Aug 3, 2009: GEARSHAFT. BROKEN. GEARSHAFT BROKE IN HALF CAUSING A CHIP LIGHT. - [SDR 2008FA0000909](https://openairdocs.org/sdr/2008FA0000909), Aug 25, 2008: SEPARATOR. BROKEN. CUSTOMER HAD CHIP LIGHT INDICATING METAL GENERATION IN ENG. INVESTIGATION/ DISASSEMBLY REVEALED THE AIR OIL SEPARATOR GEAR WAS BROKEN AT GEARFACE TO SHAFT LOCAT - [SDR 2008FA0000384](https://openairdocs.org/sdr/2008FA0000384), May 19, 2008: GEAR. BROKEN. PILOT REPORTED ENGINE CHIP LIGHTS ON TAKEOFF. ABORTED MISSION AND RETURNED TO HELIPAD. ENG WAS REMOVED AND SENT FOR INVESTIGATION. ENG RECEIVED FOR REPAIR DUE T - [SDR A101913](https://openairdocs.org/sdr/A101913), Jun 12, 2007: GEAR. FRACTURED. ENGINE WAS SENT FOR REPAIR DUE TO GENERATING METAL. UPON DISASSEMBLY FOUND THAT THE SHAFT ON THE FORWARD SIDE OF THE CENTRIFUGAL BREATHER GEAR WAS FRACTURED IN - [SDR A1019131](https://openairdocs.org/sdr/A1019131), Jun 12, 2007: GEAR SHAFT. FRACTURED. ENGINE WAS SENT FOR REPAIR DUE TO GENERATING METAL. UPON DISASSEMBLY FOUND THAT THE SHAFT ON THE FORWARD SIDE OF THE CENTRIFUGAL BREATHER GEAR WAS FRACTURED IN - [SDR CA040311006](https://openairdocs.org/sdr/CA040311006), Mar 2, 2004: SEPARATOR. SHEARED. (CAN) ON DISASSEMBLY OF THE GEARBOX ASSEMBLY, THE AIR OIL SEPARATOR GEAR SHAFT WAS FOUND SHEARED AT THE JUNCTION OF GEAR AND SHAFT. THE ENGINE WAS SENT TO THE S - [SDR 2003F00512](https://openairdocs.org/sdr/2003F00512), Jul 2, 2003: FITTING. CRACKED. FOUND CRACK RADIATING FROM TOP AFT MOUNTING HOLE TO TRAILING EDGE. APPROX 1 INCH IN LENGTH. MILITARY BULLENTIN NR OH-58-03-ASAM-06 ADDRESSES A PROBLEM THE ARMY - [SDR 98ZZZX3814](https://openairdocs.org/sdr/98ZZZX3814), Sep 14, 1998: CASE HALVES. DAMAGED. LINER FLAKING - REMOVED AND REPLACED. --- OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.