CFM International CFM56-5B4/3
82 aircraft on the U.S. register carry a CFM International CFM56-5B4/3 engine, rated at about 27,000 pounds of thrust. The Airbus A320 is the model most often fitted with it (82 aircraft). The aircraft carrying it were built between 2004 and 2019.
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 CFM International CFM56-5B4/3. FAA spelling: CFM56-5B4/3.
Where they are owner's state
Nevada42Utah31Delaware8Maryland1
Kind of aircraft
Airliners and large jets82 (100%)
When the aircraft were built by decade
What the FAA has certified, ordered and been told about the CFM International CFM56-5B4/3 the component layer
No FAA order in the current files names this engine series. Operators and repair shops have filed 195 failure reports with the FAA since 1995, 185 of them in the last ten years.
Failure reports 195 since · what operators and shops told the FAA
Parts most often reported as the reports name them
Engine32Computer6Warning Message6Sensor5Control Unit4Controller4Hose4Hydraulic Line4Idg4Lgciu4
Latest reports
2026-09-29Safety Valve: faulted
2026-08-19Engine: faulted
2026-08-17Engine: bird ingestion
2026-07-22Display: inoperative
2026-07-06Engine: faulted
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
Fitted to
- Airbus A320 82 with this engine series
Where they are
Biggest operators
- Allegiant Air LLC 22 of these aircraft
- Sunrise Asset Management LLC 19 of these aircraft
- Bank Of Utah Trustee 19 of these aircraft
- Umb Bank Na Trustee 9 of these aircraft
- Wilmington Trust CO Trustee 5 of these aircraft
Airworthiness
- Failure reports on the CFM International CFM56-5B4/3 195 reports since 1995
Analytics
These connections as data: /graph/engine/cfm-international-cfm56-5b4-3.json · about the eFlight graph.
Aircraft newest certificates first · 82
| Tail no. | Maker and model | Group | Owner and base | Certificate | Registered | Status |
|---|---|---|---|---|---|---|
| N284NV | Airbus A320-214 |
Fixed-wing, multi-engine | Sunrise Asset Management LLC Las Vegas, Nevada |
Standard | 2026-07-24 | ValidFAA registration status code V: Valid registration. All codes |
| N632AV | Airbus A320-214 |
Fixed-wing, multi-engine | Bank of Utah Owner Trustee Salt Lake City, Utah |
Standard | 2026-04-23 | ValidFAA registration status code V: Valid registration. All codes |
| N256NV | Airbus A320-214 |
Fixed-wing, multi-engine | Sunrise Asset Managment LLC Las Vegas, Nevada |
Standard | 2026-04-15 | ValidFAA registration status code V: Valid registration. All codes |
| N562AV | Airbus A320-214 |
Fixed-wing, multi-engine | Umb Bank Na Trustee Salt Lake City, Utah |
Standard | 2025-10-23 | ValidFAA registration status code V: Valid registration. All codes |
| N748AV | Airbus A320-214 |
Fixed-wing, multi-engine | Navigator Aviation II Msn 6862 Trust Wilmington, Delaware |
Standard | 2025-02-25 | ValidFAA registration status code V: Valid registration. All codes |
| N235FR | Airbus A320-214 |
Fixed-wing, multi-engine | Umb Bank Na Trustee Salt Lake City, Utah |
Standard | 2024-11-22 | ValidFAA registration status code V: Valid registration. All codes |
| N233FR | Airbus A320-214 |
Fixed-wing, multi-engine | Umb Bank Na Trustee Salt Lake City, Utah |
Standard | 2024-11-21 | ValidFAA registration status code V: Valid registration. All codes |
| N189NV | Airbus A320-214 |
Fixed-wing, multi-engine | Sunrise Asset Management LLC Las Vegas, Nevada |
Standard | 2024-03-26 | ValidFAA registration status code V: Valid registration. All codes |
| N236FR | Airbus A320-214 |
Fixed-wing, multi-engine | Bank of Utah Trustee Salt Lake City, Utah |
Standard | 2023-11-21 | ValidFAA registration status code V: Valid registration. All codes |
| N238FR | Airbus A320-214 |
Fixed-wing, multi-engine | Bank of Utah Trustee Salt Lake City, Utah |
Standard | 2023-11-21 | ValidFAA registration status code V: Valid registration. All codes |
| N188NV | Airbus A320-214 |
Fixed-wing, multi-engine | Allegiant Air LLC Las Vegas, Nevada |
Standard | 2023-11-09 | ValidFAA registration status code V: Valid registration. All codes |
| N246NV | Airbus A320-214 |
Fixed-wing, multi-engine | Sunrise Asset Management LLC Las Vegas, Nevada |
Standard | 2023-11-04 | ValidFAA registration status code V: Valid registration. All codes |
| N251NV | Airbus A320-214 |
Fixed-wing, multi-engine | Sunrise Asset Management LLC Las Vegas, Nevada |
Standard | 2023-10-29 | ValidFAA registration status code V: Valid registration. All codes |
| N252NV | Airbus A320-214 |
Fixed-wing, multi-engine | Sunrise Asset Management LLC Las Vegas, Nevada |
Standard | 2023-10-29 | ValidFAA registration status code V: Valid registration. All codes |
| N194NV | Airbus A320-214 |
Fixed-wing, multi-engine | Allegiant Air LLC Las Vegas, Nevada |
Standard | 2023-06-01 | ValidFAA registration status code V: Valid registration. All codes |
| N212NV | Airbus S A S A320-214 |
Fixed-wing, multi-engine | Sunrise Asset Management LLC Las Vegas, Nevada |
Standard | 2023-05-15 | ValidFAA registration status code V: Valid registration. All codes |
| N285NV | Airbus A320-214 |
Fixed-wing, multi-engine | Allegiant Air LLC Las Vegas, Nevada |
Standard | 2023-05-08 | ValidFAA registration status code V: Valid registration. All codes |
| N190NV | Airbus A320-214 |
Fixed-wing, multi-engine | Allegiant Air LLC Las Vegas, Nevada |
Standard | 2023-04-08 | ValidFAA registration status code V: Valid registration. All codes |
| N197NV | Airbus A320-214 |
Fixed-wing, multi-engine | Allegiant Air LLC Las Vegas, Nevada |
Standard | 2023-03-30 | ValidFAA registration status code V: Valid registration. All codes |
| N196NV | Airbus A320-214 |
Fixed-wing, multi-engine | Allegiant Air LLC Las Vegas, Nevada |
Standard | 2023-03-20 | ValidFAA registration status code V: Valid registration. All codes |
| N211NV | Airbus A320-214 |
Fixed-wing, multi-engine | Sunrise Asset Management LLC Las Vegas, Nevada |
Standard | 2023-03-17 | ValidFAA registration status code V: Valid registration. All codes |
| N193NV | Airbus A320-214 |
Fixed-wing, multi-engine | Allegiant Air LLC Las Vegas, Nevada |
Standard | 2023-03-16 | ValidFAA registration status code V: Valid registration. All codes |
| N199NV | Airbus A320-214 |
Fixed-wing, multi-engine | Allegiant Air LLC Las Vegas, Nevada |
Standard | 2023-03-16 | ValidFAA registration status code V: Valid registration. All codes |
| N232FR | Airbus A320-214 |
Fixed-wing, multi-engine | Umb Bank Na Trustee Salt Lake City, Utah |
Standard | 2023-03-02 | ValidFAA registration status code V: Valid registration. All codes |
| N198NV | Airbus A320-214 |
Fixed-wing, multi-engine | Allegiant Air LLC Las Vegas, Nevada |
Standard | 2023-02-22 | ValidFAA registration status code V: Valid registration. All codes |
| N230FR | Airbus A320-214 |
Fixed-wing, multi-engine | Umb Bank Na Trustee Salt Lake City, Utah |
Standard | 2022-12-08 | ValidFAA registration status code V: Valid registration. All codes |
| N750AV | Airbus A320-214 |
Fixed-wing, multi-engine | Navigator Aviation II Msn 7120 Trust Wilmington, Delaware |
Standard | 2022-12-02 | ValidFAA registration status code V: Valid registration. All codes |
| N195NV | Airbus A320-214 |
Fixed-wing, multi-engine | Allegiant Air LLC Las Vegas, Nevada |
Standard | 2022-11-17 | ValidFAA registration status code V: Valid registration. All codes |
| N944AV | Airbus A320-214 |
Fixed-wing, multi-engine | Bank of Utah Trustee Salt Lake City, Utah |
Standard | 2022-09-02 | ValidFAA registration status code V: Valid registration. All codes |
| N946AV | Airbus A320-214 |
Fixed-wing, multi-engine | Bank of Utah Trustee Salt Lake City, Utah |
Standard | 2022-09-02 | ValidFAA registration status code V: Valid registration. All codes |
| N945AV | Airbus A320-214 |
Fixed-wing, multi-engine | Bank of Utah Trustee Salt Lake City, Utah |
Standard | 2022-08-26 | ValidFAA registration status code V: Valid registration. All codes |
| N948AV | Airbus A320-214 |
Fixed-wing, multi-engine | Bank of Utah Trustee Salt Lake City, Utah |
Standard | 2022-08-26 | ValidFAA registration status code V: Valid registration. All codes |
| N192NV | Airbus A320-214 |
Fixed-wing, multi-engine | Allegiant Air LLC Las Vegas, Nevada |
Standard | 2022-08-09 | ValidFAA registration status code V: Valid registration. All codes |
| N743AV | Airbus A320-214 |
Fixed-wing, multi-engine | Umb Bank Na Trustee Salt Lake City, Utah |
Standard | 2022-06-08 | ValidFAA registration status code V: Valid registration. All codes |
| N745AV | Airbus A320-214 |
Fixed-wing, multi-engine | Umb Bank Na Trustee Salt Lake City, Utah |
Standard | 2022-06-02 | ValidFAA registration status code V: Valid registration. All codes |
| N742AV | Airbus A320-214 |
Fixed-wing, multi-engine | Umb Bank Na Trustee Salt Lake City, Utah |
Standard | 2022-05-24 | ValidFAA registration status code V: Valid registration. All codes |
| N728AV | Airbus A320-214 |
Fixed-wing, multi-engine | Bank of Utah Trustee Salt Lake City, Utah |
Standard | 2022-04-28 | ValidFAA registration status code V: Valid registration. All codes |
| N724AV | Airbus A320-214 |
Fixed-wing, multi-engine | Bank of Utah Trustee Salt Lake City, Utah |
Standard | 2022-04-14 | ValidFAA registration status code V: Valid registration. All codes |
| N203NV | Airbus A320-214 |
Fixed-wing, multi-engine | Sunrise Asset Management LLC Las Vegas, Nevada |
Standard | 2022-03-25 | ValidFAA registration status code V: Valid registration. All codes |
| N960AV | Airbus A320-214 |
Fixed-wing, multi-engine | Bank of Utah Trustee Salt Lake City, Utah |
Standard | 2022-02-07 | ValidFAA registration status code V: Valid registration. All codes |
| N210NV | Airbus A320-214 |
Fixed-wing, multi-engine | Sunrise Asset Management LLC Las Vegas, Nevada |
Standard | 2021-12-29 | ValidFAA registration status code V: Valid registration. All codes |
| N191NV | Airbus A320-214 |
Fixed-wing, multi-engine | Allegiant Air LLC Las Vegas, Nevada |
Standard | 2021-12-21 | ValidFAA registration status code V: Valid registration. All codes |
| N950AV | Airbus A320-214 |
Fixed-wing, multi-engine | Wilmington Trust CO Trustee Wilmington, Delaware |
Standard | 2021-12-17 | ValidFAA registration status code V: Valid registration. All codes |
| N209NV | Airbus A320-214 |
Fixed-wing, multi-engine | Allegiant Air LLC Las Vegas, Nevada |
Standard | 2021-12-10 | ValidFAA registration status code V: Valid registration. All codes |
| N959AV | Airbus A320-214 |
Fixed-wing, multi-engine | Bank of Utah Trustee Salt Lake City, Utah |
Standard | 2021-12-08 | ValidFAA registration status code V: Valid registration. All codes |
| N299NV | Airbus A320-214 |
Fixed-wing, multi-engine | Allegiant Air LLC Las Vegas, Nevada |
Standard | 2021-12-02 | ValidFAA registration status code V: Valid registration. All codes |
| N954AV | Airbus A320-214 |
Fixed-wing, multi-engine | Wilmington Trust CO Trustee Wilmington, Delaware |
Standard | 2021-11-18 | ValidFAA registration status code V: Valid registration. All codes |
| N951AV | Airbus A320-214 |
Fixed-wing, multi-engine | Wilmington Trust Company Trustee Wilmington, Delaware |
Standard | 2021-11-04 | ValidFAA registration status code V: Valid registration. All codes |
| N955AV | Airbus A320-214 |
Fixed-wing, multi-engine | Wilmington Trust CO Trustee Wilmington, Delaware |
Standard | 2021-10-22 | ValidFAA registration status code V: Valid registration. All codes |
| N205NV | Airbus A320-214 |
Fixed-wing, multi-engine | Umb Bank Na Trustee Salt Lake City, Utah |
Standard | 2021-10-14 | ValidFAA registration status code V: Valid registration. All codes |
| N208NV | Airbus A320-214 |
Fixed-wing, multi-engine | Allegiant Air LLC Las Vegas, Nevada |
Standard | 2021-09-28 | ValidFAA registration status code V: Valid registration. All codes |
| N207NV | Airbus A320-214 |
Fixed-wing, multi-engine | Allegiant Air LLC Las Vegas, Nevada |
Standard | 2021-09-09 | ValidFAA registration status code V: Valid registration. All codes |
| N289NV | Airbus A320-214 |
Fixed-wing, multi-engine | Sunrise Asset Management LLC Las Vegas, Nevada |
Standard | 2021-06-29 | ValidFAA registration status code V: Valid registration. All codes |
| N202NV | Airbus A320-214 |
Fixed-wing, multi-engine | Sunrise Asset Management LLC Las Vegas, Nevada |
Standard | 2021-06-02 | ValidFAA registration status code V: Valid registration. All codes |
| N253NV | Airbus A320-214 |
Fixed-wing, multi-engine | Allegiant Air LLC Las Vegas, Nevada |
Standard | 2021-05-27 | ValidFAA registration status code V: Valid registration. All codes |
| N254NV | Airbus A320-214 |
Fixed-wing, multi-engine | Allegiant Air LLC Las Vegas, Nevada |
Standard | 2021-05-27 | ValidFAA registration status code V: Valid registration. All codes |
| N255NV | Airbus A320-214 |
Fixed-wing, multi-engine | Allegiant Air LLC Las Vegas, Nevada |
Standard | 2021-05-27 | ValidFAA registration status code V: Valid registration. All codes |
| N206NV | Airbus A320-214 |
Fixed-wing, multi-engine | Allegiant Air LLC Las Vegas, Nevada |
Standard | 2021-04-23 | ValidFAA registration status code V: Valid registration. All codes |
| N291NV | Airbus Industrie A320-214 |
Fixed-wing, multi-engine | Sunrise Asset Management LLC Las Vegas, Nevada |
Standard | 2021-02-25 | ValidFAA registration status code V: Valid registration. All codes |
| N288NV | Airbus A320-214 |
Fixed-wing, multi-engine | Sunrise Asset Management LLC Las Vegas, Nevada |
Standard | 2021-02-22 | ValidFAA registration status code V: Valid registration. All codes |
| N4304 | Airbus A320-214 |
Fixed-wing, multi-engine | Bank of Utah Trustee Salt Lake City, Utah |
Standard | 2020-12-29 | ValidFAA registration status code V: Valid registration. All codes |
| N411AE | Airbus A320-214 |
Fixed-wing, multi-engine | Bank of Utah Trustee Salt Lake City, Utah |
Standard | 2020-12-15 | ValidFAA registration status code V: Valid registration. All codes |
| N230AC | Airbus A320-214 |
Fixed-wing, multi-engine | Bank of Utah Trustee Salt Lake City, Utah |
Standard | 2020-12-14 | ValidFAA registration status code V: Valid registration. All codes |
| N287NV | Airbus A320-214 |
Fixed-wing, multi-engine | Sunrise Asset Management LLC Las Vegas, Nevada |
Standard | 2020-12-08 | ValidFAA registration status code V: Valid registration. All codes |
| N286NV | Airbus A320-214 |
Fixed-wing, multi-engine | Sunrise Asset Management LLC Las Vegas, Nevada |
Standard | 2020-10-23 | ValidFAA registration status code V: Valid registration. All codes |
| N253AC | Airbus A320-214 |
Fixed-wing, multi-engine | Bank of Utah Trustee Salt Lake City, Utah |
Standard | 2020-10-01 | ValidFAA registration status code V: Valid registration. All codes |
| N293NV | Airbus A320-214 |
Fixed-wing, multi-engine | Bank of Utah Trustee Salt Lake City, Utah |
Standard | 2019-12-30 | ValidFAA registration status code V: Valid registration. All codes |
| N276NV | Airbus A320-214 |
Fixed-wing, multi-engine | Allegiant Air LLC Las Vegas, Nevada |
Standard | 2019-04-18 | ValidFAA registration status code V: Valid registration. All codes |
| N257NV | Airbus A320-214 |
Fixed-wing, multi-engine | Allegiant Air LLC Las Vegas, Nevada |
Standard | 2018-11-16 | ValidFAA registration status code V: Valid registration. All codes |
| N259NV | Airbus A320-214 |
Fixed-wing, multi-engine | Bank of Utah Trustee Salt Lake City, Utah |
Standard | 2018-08-08 | ValidFAA registration status code V: Valid registration. All codes |
| N260NV | Airbus A320-214 |
Fixed-wing, multi-engine | Bank of Utah Trustee Salt Lake City, Utah |
Standard | 2018-06-13 | ValidFAA registration status code V: Valid registration. All codes |
| N262NV | Airbus A320-214 |
Fixed-wing, multi-engine | Bank of Utah Trustee Salt Lake City, Utah |
Standard | 2018-03-30 | ValidFAA registration status code V: Valid registration. All codes |
| N261NV | Airbus A320-214 |
Fixed-wing, multi-engine | Bank of Utah Trustee Salt Lake City, Utah |
Standard | 2018-03-29 | ValidFAA registration status code V: Valid registration. All codes |
| N249NV | Airbus A320-214 |
Fixed-wing, multi-engine | Sunrise Asset Management LLC Las Vegas, Nevada |
Standard | 2017-08-03 | ValidFAA registration status code V: Valid registration. All codes |
| N248NV | Airbus A320-214 |
Fixed-wing, multi-engine | Sunrise Asset Management LLC Las Vegas, Nevada |
Standard | 2017-07-25 | ValidFAA registration status code V: Valid registration. All codes |
| N250NV | Airbus A320-214 |
Fixed-wing, multi-engine | Sunrise Asset Management LLC Las Vegas, Nevada |
Standard | 2017-07-18 | ValidFAA registration status code V: Valid registration. All codes |
| N247NV | Airbus A320-214 |
Fixed-wing, multi-engine | Sunrise Asset Management LLC Las Vegas, Nevada |
Standard | 2017-06-07 | ValidFAA registration status code V: Valid registration. All codes |
| N755AV | Airbus A320-214 |
Fixed-wing, multi-engine | Wells Fargo Trust CO Na Trustee Salt Lake City, Utah |
Standard | 2016-12-22 | ValidFAA registration status code V: Valid registration. All codes |
| N740AV | Airbus A320-214 |
Fixed-wing, multi-engine | Wells Fargo Trust CO Na Trustee Salt Lake City, Utah |
Standard | 2015-01-28 | ValidFAA registration status code V: Valid registration. All codes |
| N477AV | Airbus A320-214 |
Fixed-wing, multi-engine | Wells Fargo Trust CO Na Trustee Columbia, Maryland |
Standard | 2013-02-11 | ValidFAA registration status code V: Valid registration. All codes |
| N454AV | Airbus A320-214 |
Fixed-wing, multi-engine | Wilmington Trust CO Trustee Wilmington, Delaware |
Standard | 2013-01-25 | ValidFAA registration status code V: Valid registration. All codes |
| N538AV | Airbus A320-214 |
Fixed-wing, multi-engine | Wilmington Trust CO Trustee Wilmington, Delaware |
Standard | 2012-12-13 | 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 5, 2026. Horsepower and thrust are the FAA's figures for the series, not for a particular aircraft.