CFM International LEAP-1B27 series
48 aircraft on the U.S. register carry a CFM International LEAP-1B27 series engine, rated at about 26,786 pounds of thrust. The Boeing 737 is the model most often fitted with it (48 aircraft). The aircraft carrying it were built between 2005 and 2026.
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 LEAP-1B27 series. FAA spelling: LEAP-1B27 SER.
Where they are owner's state
Kind of aircraft
By kind, as a table
| aircraft | share | |
|---|---|---|
| Airliners and large jets | 48 | 100% |
Connections how this engine series links to the rest of the register
Fitted to
- Boeing 737 48 with this engine series
Where they are
- Nevada 21 of these aircraft
- Utah 15 of these aircraft
- Delaware 8 of these aircraft
- Washington 2 of these aircraft
- Illinois 2 of these aircraft
Biggest operators
- Umb Bank Na Trustee 12 of these aircraft
- Allegiant Air LLC 12 of these aircraft
- Sunrise Asset Management LLC 9 of these aircraft
- Wilmington Trust CO Trustee 7 of these aircraft
- Bank Of Utah Trustee 3 of these aircraft
Analytics
The whole map of how records connect · these connections as data: /graph/engine/cfm-international-leap-1b27-series.json.
Aircraft newest certificates first · 48
| Tail no. | Maker and model | Group | Owner and base | Certificate | Registered | Status |
|---|---|---|---|---|---|---|
| N827NV | Boeing 737-8200 |
Fixed-wing, multi-engine | Allegiant Air LLC Las Vegas, Nevada |
Standard | 2026-10-07 | ValidFAA registration status code V: Valid registration. All codes |
| N828NV | Boeing 737-8200 |
Fixed-wing, multi-engine | Sunrise Asset Management LLC Las Vegas, Nevada |
Standard | 2026-10-04 | ValidFAA registration status code V: Valid registration. All codes |
| N826NV | Boeing 737-8200 |
Fixed-wing, multi-engine | Allegiant Air LLC Las Vegas, Nevada |
Standard | 2026-09-21 | ValidFAA registration status code V: Valid registration. All codes |
| N829NV | Boeing 737-8200 |
Fixed-wing, multi-engine | Allegiant Air LLC Las Vegas, Nevada |
Standard | 2026-09-04 | ValidFAA registration status code V: Valid registration. All codes |
| N832NV | Boeing 737-8200 |
Fixed-wing, multi-engine | Allegiant Air LLC Las Vegas, Nevada |
Standard | 2026-04-27 | ValidFAA registration status code V: Valid registration. All codes |
| N823NV | Boeing 737-8200 |
Fixed-wing, multi-engine | Sunrise Asset Management LLC Las Vegas, Nevada |
Standard | 2025-09-22 | ValidFAA registration status code V: Valid registration. All codes |
| N825NV | Boeing 737-8200 |
Fixed-wing, multi-engine | Allegiant Air LLC Las Vegas, Nevada |
Standard | 2025-08-27 | ValidFAA registration status code V: Valid registration. All codes |
| N824NV | Boeing 737-8200 |
Fixed-wing, multi-engine | Allegiant Air LLC Las Vegas, Nevada |
Standard | 2025-08-20 | ValidFAA registration status code V: Valid registration. All codes |
| N819NV | Boeing 737-8200 |
Fixed-wing, multi-engine | Sunrise Asset Management LLC Las Vegas, Nevada |
Standard | 2025-07-29 | ValidFAA registration status code V: Valid registration. All codes |
| N821NV | Boeing 737-8200 |
Fixed-wing, multi-engine | Sunrise Asset Management LLC Las Vegas, Nevada |
Standard | 2025-07-29 | ValidFAA registration status code V: Valid registration. All codes |
| N822NV | Boeing 737-8200 |
Fixed-wing, multi-engine | Allegiant Air LLC Las Vegas, Nevada |
Standard | 2025-07-24 | ValidFAA registration status code V: Valid registration. All codes |
| N820NV | Boeing 737-8200 |
Fixed-wing, multi-engine | Sunrise Asset Management LLC Las Vegas, Nevada |
Standard | 2025-06-03 | ValidFAA registration status code V: Valid registration. All codes |
| N818NV | Boeing 737-8200 |
Fixed-wing, multi-engine | Allegiant Air LLC Las Vegas, Nevada |
Standard | 2025-05-09 | ValidFAA registration status code V: Valid registration. All codes |
| N817NV | Boeing 737-8200 |
Fixed-wing, multi-engine | Allegiant Air LLC Las Vegas, Nevada |
Standard | 2025-03-27 | ValidFAA registration status code V: Valid registration. All codes |
| N815NV | Boeing 737-8200 |
Fixed-wing, multi-engine | Allegiant Air LLC Las Vegas, Nevada |
Standard | 2025-03-06 | ValidFAA registration status code V: Valid registration. All codes |
| N816NV | Boeing 737-8200 |
Fixed-wing, multi-engine | Allegiant Air LLC Las Vegas, Nevada |
Standard | 2025-03-05 | ValidFAA registration status code V: Valid registration. All codes |
| N810MG | Boeing 737-8200 |
Fixed-wing, multi-engine | Allegiant Air LLC Las Vegas, Nevada |
Standard | 2025-02-21 | ValidFAA registration status code V: Valid registration. All codes |
| N812NV | Boeing 737-8200 |
Fixed-wing, multi-engine | Sunrise Asset Management LLC Las Vegas, Nevada |
Standard | 2025-01-21 | ValidFAA registration status code V: Valid registration. All codes |
| N813NV | Boeing 737-8200 |
Fixed-wing, multi-engine | Sunrise Asset Management LLC Las Vegas, Nevada |
Standard | 2024-12-19 | ValidFAA registration status code V: Valid registration. All codes |
| N814NV | Boeing 737-8200 |
Fixed-wing, multi-engine | Sunrise Asset Management LLC Las Vegas, Nevada |
Standard | 2024-12-12 | ValidFAA registration status code V: Valid registration. All codes |
| N811NV | Boeing 737-8200 |
Fixed-wing, multi-engine | Sunrise Asset Management LLC Las Vegas, Nevada |
Standard | 2024-09-23 | ValidFAA registration status code V: Valid registration. All codes |
| N37307 | Boeing 737-8 |
Fixed-wing, multi-engine | United Airlines INC Chicago, Illinois |
Standard | 2023-08-15 | ValidFAA registration status code V: Valid registration. All codes |
| N17312 | Boeing 737-8 |
Fixed-wing, multi-engine | United Airlines INC Chicago, Illinois |
Standard | 2023-07-20 | ValidFAA registration status code V: Valid registration. All codes |
| N8751R | Boeing 737-8 |
Fixed-wing, multi-engine | Umb Bank Na Trustee Salt Lake City, Utah |
Standard | 2021-10-08 | ValidFAA registration status code V: Valid registration. All codes |
| N27253 | Boeing 737-8 |
Fixed-wing, multi-engine | Wilmington Trust CO Trustee Wilmington, Delaware |
Standard | 2021-07-16 | ValidFAA registration status code V: Valid registration. All codes |
| N27252 | Boeing 737-8 |
Fixed-wing, multi-engine | Wilmington Trust CO Trustee Wilmington, Delaware |
Standard | 2021-07-13 | ValidFAA registration status code V: Valid registration. All codes |
| N27251 | Boeing 737-8 |
Fixed-wing, multi-engine | Wilmington Trust CO Trustee Wilmington, Delaware |
Standard | 2021-06-28 | ValidFAA registration status code V: Valid registration. All codes |
| N8750Q | Boeing 737-8 |
Fixed-wing, multi-engine | Umb Bank Na Trustee Salt Lake City, Utah |
Standard | 2021-05-05 | ValidFAA registration status code V: Valid registration. All codes |
| N8741L | Boeing 737-8 |
Fixed-wing, multi-engine | Umb Bank Na Trustee Salt Lake City, Utah |
Standard | 2021-04-13 | ValidFAA registration status code V: Valid registration. All codes |
| N8743K | Boeing 737-8 |
Fixed-wing, multi-engine | Umb Bank Na Trustee Salt Lake City, Utah |
Standard | 2021-04-06 | ValidFAA registration status code V: Valid registration. All codes |
| N8749Q | Boeing 737-8 |
Fixed-wing, multi-engine | Umb Bank Na Trustee Salt Lake City, Utah |
Standard | 2021-04-06 | ValidFAA registration status code V: Valid registration. All codes |
| N8742M | Boeing 737-8 |
Fixed-wing, multi-engine | Umb Bank Na Trustee Salt Lake City, Utah |
Standard | 2021-03-23 | ValidFAA registration status code V: Valid registration. All codes |
| N8740A | Boeing 737-8 |
Fixed-wing, multi-engine | Umb Bank Na Trustee Salt Lake City, Utah |
Standard | 2021-03-19 | ValidFAA registration status code V: Valid registration. All codes |
| N8746Q | Boeing 737-8 |
Fixed-wing, multi-engine | Umb Bank Na Trustee Salt Lake City, Utah |
Standard | 2021-03-13 | ValidFAA registration status code V: Valid registration. All codes |
| N8747Q | Boeing 737-8 |
Fixed-wing, multi-engine | Umb Bank Na Trustee Salt Lake City, Utah |
Standard | 2021-03-08 | ValidFAA registration status code V: Valid registration. All codes |
| N8748Q | Boeing 737-8 |
Fixed-wing, multi-engine | Umb Bank Na Trustee Salt Lake City, Utah |
Standard | 2021-03-05 | ValidFAA registration status code V: Valid registration. All codes |
| N8745K | Boeing 737-8 |
Fixed-wing, multi-engine | Umb Bank Na Trustee Salt Lake City, Utah |
Standard | 2021-03-04 | ValidFAA registration status code V: Valid registration. All codes |
| N8739L | Boeing 737-8 |
Fixed-wing, multi-engine | Wilmington Trust CO Trustee Wilmington, Delaware |
Standard | 2021-02-27 | ValidFAA registration status code V: Valid registration. All codes |
| N8738K | Boeing 737-8 |
Fixed-wing, multi-engine | Wilmington Trust Company Trustee Wilmington, Delaware |
Standard | 2021-02-24 | ValidFAA registration status code V: Valid registration. All codes |
| N8736J | Boeing 737-8 |
Fixed-wing, multi-engine | Wilmington Trust CO Trustee Wilmington, Delaware |
Standard | 2021-02-20 | ValidFAA registration status code V: Valid registration. All codes |
| N8737L | Boeing 737-8 |
Fixed-wing, multi-engine | Wilmington Trust CO Trustee Wilmington, Delaware |
Standard | 2021-02-19 | ValidFAA registration status code V: Valid registration. All codes |
| N8733M | Boeing 737-8 |
Fixed-wing, multi-engine | Bank of Utah Trustee Salt Lake City, Utah |
Standard | 2021-02-01 | ValidFAA registration status code V: Valid registration. All codes |
| N8744B | Boeing 737-8 |
Fixed-wing, multi-engine | Umb Bank Na Trustee Salt Lake City, Utah |
Standard | 2021-01-22 | ValidFAA registration status code V: Valid registration. All codes |
| N318SF | Boeing 737-8 |
Fixed-wing, multi-engine | Wilmington Trust CO Trustee Wilmington, Delaware |
Standard | 2020-12-14 | ValidFAA registration status code V: Valid registration. All codes |
| N8734Q | Boeing 737-8 |
Fixed-wing, multi-engine | Bank of Utah Trustee Salt Lake City, Utah |
Standard | 2020-10-27 | ValidFAA registration status code V: Valid registration. All codes |
| N8735L | Boeing 737-8 |
Fixed-wing, multi-engine | Bank of Utah Trustee Salt Lake City, Utah |
Standard | 2020-10-27 | ValidFAA registration status code V: Valid registration. All codes |
| N7202U | Boeing 737-7 |
Defense drones | Boeing Company Renton, Washington |
Experimental | 2018-02-13 | ValidFAA registration status code V: Valid registration. All codes |
| N7201S | Boeing 737-7 |
Defense drones | Boeing CO Renton, Washington |
Experimental | 2018-01-12 | 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 22, 2026. Horsepower and thrust are the FAA's figures for the series, not for a particular aircraft.