Lycoming ALF502R-5
4 aircraft on the U.S. register carry a Lycoming ALF502R-5 engine, rated at about 6,970 pounds of thrust. The British Aerospace BAE 146 is the model most often fitted with it (4 aircraft). The aircraft carrying it were built between 1985 and 1989.
The FAA records engines by code, usually at the level of a series ("O-320 series") rather than the exact variant; this page gathers every FAA code that reads as Lycoming ALF502R-5. FAA spelling: ALF502R-5.
Fitted to model families
Model families, as a table
| aircraft | |
|---|---|
| British Aerospace BAE 146 | 4 |
Kind of aircraft
By kind, as a table
| aircraft | share | |
|---|---|---|
| Airliners and large jets | 4 | 100% |
What the FAA has certified, ordered and been told about the Lycoming ALF502R-5 the component layer
No FAA order in the current files names this engine series. Operators and repair shops have filed 784 failure reports with the FAA since 1995, 6 of them in the last ten years.
Failure reports 784 since · what operators and shops told the FAA
Failure reports by year, as a table
| reports | |
|---|---|
| 95 | 20 |
| 96 | 108 |
| 97 | 95 |
| 98 | 104 |
| 99 | 92 |
| 00 | 123 |
| 01 | 80 |
| 02 | 45 |
| 03 | 36 |
| 04 | 53 |
| 05 | 17 |
| 06 | 2 |
| 07 | 2 |
| 08 | 1 |
| 10 | 1 |
| 13 | 1 |
| 16 | 1 |
| 17 | 1 |
| 18 | 2 |
Parts most often reported as the reports name them
Parts most reported, as a table
| reports | |
|---|---|
| Engine | 55 |
| Seal | 38 |
| Actuator | 27 |
| Skin | 24 |
| Bearing | 20 |
| Windshield | 19 |
| Fire Bottle | 17 |
| Valve | 17 |
| Wire | 15 |
| Bolt | 14 |
Latest reports
Sources: the FAA's type certificate data sheets, airworthiness directives, supplemental type certificates, special conditions and special airworthiness information bulletins (Dynamic Regulatory System), and the FAA's service difficulty reports. A failure report is what an operator or repair station chose to file; the counts show reporting as much as reliability, and larger and commercial fleets report more. How the systems are grouped.
Connections how this engine series links to the rest of the register
- British Aerospace BAE 146 4 with this engine series
- Montana 4 of these aircraft
- Neptune Aviation Services INC 3 of these aircraft
- Failure reports on the Lycoming ALF502R-5 784 reports since 1995
The whole map of how records connect · these connections as data: /graph/engine/lycoming-alf502r-5.json.
Aircraft newest certificates first · 4
| Tail no. | Maker and model | Group | Owner and base | Certificate | Registered | Status |
|---|---|---|---|---|---|---|
| N473NA | British Aerospace BAE 146 SERIES 200A |
Fixed-wing, multi-engine | Neptune Aviation Services INC Missoula, Montana |
Standard | 2016-12-14 | ValidFAA registration status code V: Valid registration. All codes |
| N478NA | British Aerospace BAE 146 SERIES 200A |
Fixed-wing, multi-engine | Neptune Aviation Services INC Missoula, Montana |
Standard | 2016-11-09 | ValidFAA registration status code V: Valid registration. All codes |
| N477NA | British Aerospace BAE 146 SERIES 200A |
Fixed-wing, multi-engine | Neptune Aviation Services Missoula, Montana |
Standard | 2016-09-22 | ValidFAA registration status code V: Valid registration. All codes |
| N472NA | British Aerospace BAE 146 SERIES 200A |
Fixed-wing, multi-engine | Neptune Aviation Services INC Missoula, Montana |
Standard | 2016-08-29 | ValidFAA registration status code V: Valid registration. All codes |
Source: FAA Civil Aviation Registry, Releasable Aircraft Database (the engine reference table and each aircraft's engine code), October 12, 2026. Horsepower and thrust are the FAA's figures for the series, not for a particular aircraft.