General Electric CF34-8C5
271 aircraft on the U.S. register carry a General Electric CF34-8C5 engine, rated at about 14,510 pounds of thrust. The Bombardier CL-600 Challenger and CRJ is the model most often fitted with it (271 aircraft). The aircraft carrying it were built between 2006 and 2021.
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 General Electric CF34-8C5. FAA spelling: CF34-8C5.
Fitted to model families
Bombardier CL-600 Challenger and CRJ271
Where they are owner's state
Georgia126Texas87Utah56Michigan2
Kind of aircraft
Airliners and large jets271 (100%)
When the aircraft were built by decade
Connections how this engine series links to the rest of the register
Fitted to
- Bombardier CL-600 Challenger and CRJ 271 with this engine series
Where they are
Biggest operators
- Delta Air Lines INC 126 of these aircraft
- American Airlines INC 87 of these aircraft
- Skywest Airlines INC 31 of these aircraft
- Bank Of Utah Trustee 25 of these aircraft
Analytics
These connections as data: /graph/engine/general-electric-cf34-8c5.json · about the eFlight graph.
Aircraft newest certificates first · 271
| Tail no. | Maker and model | Group | Owner and base | Certificate | Registered | Status |
|---|---|---|---|---|---|---|
| N812SK | Bombardier Inc CL-600-2D24 |
Fixed-wing, multi-engine | Delta Air Lines INC Atlanta, Georgia |
Standard | 2026-09-25 | ValidFAA registration status code V: Valid registration. All codes |
| N810SK | Bombardier Inc CL-600-2D24 |
Fixed-wing, multi-engine | Delta Air Lines INC Atlanta, Georgia |
Standard | 2026-08-27 | ValidFAA registration status code V: Valid registration. All codes |
| N892D | Bombardier Inc CL-600-2D24 |
Fixed-wing, multi-engine | Dow Chemical CO Midland, Michigan |
Standard | 2026-07-16 | ValidFAA registration status code V: Valid registration. All codes |
| N807SK | Bombardier Inc CL-600-2D24 |
Fixed-wing, multi-engine | Skywest Airlines INC St George, Utah |
Standard | 2026-04-24 | ValidFAA registration status code V: Valid registration. All codes |
| N814SK | Bombardier Inc CL-600-2D24 |
Fixed-wing, multi-engine | Skywest Airlines INC St George, Utah |
Standard | 2026-04-24 | ValidFAA registration status code V: Valid registration. All codes |
| N815SK | Bombardier Inc CL-600-2D24 |
Fixed-wing, multi-engine | Skywest Airlines INC St George, Utah |
Standard | 2026-04-24 | ValidFAA registration status code V: Valid registration. All codes |
| N649NN | Bombardier Inc CL-600-2D24 |
Fixed-wing, multi-engine | American Airlines INC Fort Worth, Texas |
Standard | 2026-03-11 | ValidFAA registration status code V: Valid registration. All codes |
| N643NN | Bombardier Inc CL-600-2D24 |
Fixed-wing, multi-engine | American Airlines INC Fort Worth, Texas |
Standard | 2025-12-22 | ValidFAA registration status code V: Valid registration. All codes |
| N946LR | Bombardier Inc CL-600-2D24 |
Fixed-wing, multi-engine | Skywest Airlines INC Saint George, Utah |
Standard | 2025-12-05 | ValidFAA registration status code V: Valid registration. All codes |
| N646NN | Bombardier Inc CL-600-2D24 |
Fixed-wing, multi-engine | American Airlines INC Fort Worth, Texas |
Standard | 2025-11-01 | ValidFAA registration status code V: Valid registration. All codes |
| N326MS | Bombardier Inc CL-600-2D24 |
Fixed-wing, multi-engine | Skywest Airlines INC St George, Utah |
Standard | 2025-10-17 | ValidFAA registration status code V: Valid registration. All codes |
| N247LR | Bombardier Inc CL-600-2D24 |
Fixed-wing, multi-engine | Skywest Airlines INC Saint George, Utah |
Standard | 2025-09-25 | ValidFAA registration status code V: Valid registration. All codes |
| N246LR | Bombardier Inc CL-600-2D24 |
Fixed-wing, multi-engine | Skywest Airlines INC St George, Utah |
Standard | 2025-08-27 | ValidFAA registration status code V: Valid registration. All codes |
| N329MS | Bombardier Inc CL-600-2D24 |
Fixed-wing, multi-engine | Skywest Airlines INC St George, Utah |
Standard | 2025-08-27 | ValidFAA registration status code V: Valid registration. All codes |
| N951LR | Bombardier Inc CL-600-2D24 |
Fixed-wing, multi-engine | Skywest Airlines INC St George, Utah |
Standard | 2025-08-27 | ValidFAA registration status code V: Valid registration. All codes |
| N948LR | Bombardier Inc CL-600-2D24 |
Fixed-wing, multi-engine | Skywest Airlines INC St George, Utah |
Standard | 2025-08-06 | ValidFAA registration status code V: Valid registration. All codes |
| N641NN | Bombardier Inc CL-600-2D24 |
Fixed-wing, multi-engine | American Airlines INC Fort Worth, Texas |
Standard | 2025-07-18 | ValidFAA registration status code V: Valid registration. All codes |
| N245LR | Bombardier Inc CL-600-2D24 |
Fixed-wing, multi-engine | Skywest Airlines INC St George, Utah |
Standard | 2025-07-08 | ValidFAA registration status code V: Valid registration. All codes |
| N249LR | Bombardier Inc CL-600-2D24 |
Fixed-wing, multi-engine | Skywest Airlines INC St George, Utah |
Standard | 2025-07-08 | ValidFAA registration status code V: Valid registration. All codes |
| N640NN | Bombardier Inc CL-600-2D24 |
Fixed-wing, multi-engine | American Airlines INC Fort Worth, Texas |
Standard | 2025-06-23 | ValidFAA registration status code V: Valid registration. All codes |
| N244LR | Bombardier Inc CL-600-2D24 |
Fixed-wing, multi-engine | Skywest Airlines INC St George, Utah |
Standard | 2025-06-10 | ValidFAA registration status code V: Valid registration. All codes |
| N950LR | Bombardier Inc CL-600-2D24 |
Fixed-wing, multi-engine | Skywest Airlines INC St George, Utah |
Standard | 2025-06-10 | ValidFAA registration status code V: Valid registration. All codes |
| N248LR | Bombardier Inc CL-600-2D24 |
Fixed-wing, multi-engine | Skywest Airlines INC St George, Utah |
Standard | 2025-05-21 | ValidFAA registration status code V: Valid registration. All codes |
| N637NN | Bombardier Inc CL-600-2D24 |
Fixed-wing, multi-engine | American Airlines INC Fort Worth, Texas |
Standard | 2025-03-25 | ValidFAA registration status code V: Valid registration. All codes |
| N636NN | Bombardier Inc CL-600-2D24 |
Fixed-wing, multi-engine | American Airlines INC Fort Worth, Texas |
Standard | 2025-01-24 | ValidFAA registration status code V: Valid registration. All codes |
| N638NN | Bombardier Inc CL-600-2D24 |
Fixed-wing, multi-engine | American Airlines INC Fort Worth, Texas |
Standard | 2024-11-25 | ValidFAA registration status code V: Valid registration. All codes |
| N639NN | Bombardier Inc CL-600-2D24 |
Fixed-wing, multi-engine | American Airlines INC Fort Worth, Texas |
Standard | 2024-11-12 | ValidFAA registration status code V: Valid registration. All codes |
| N634NN | Bombardier Inc CL-600-2D24 |
Fixed-wing, multi-engine | American Airlines INC Fort Worth, Texas |
Standard | 2023-12-15 | ValidFAA registration status code V: Valid registration. All codes |
| N630NN | Bombardier Inc CL-600-2D24 |
Fixed-wing, multi-engine | American Airlines INC Fort Worth, Texas |
Standard | 2023-11-27 | ValidFAA registration status code V: Valid registration. All codes |
| N632NN | Bombardier Inc CL-600-2D24 |
Fixed-wing, multi-engine | American Airlines INC Fort Worth, Texas |
Standard | 2023-11-07 | ValidFAA registration status code V: Valid registration. All codes |
| N635NN | Bombardier Inc CL-600-2D24 |
Fixed-wing, multi-engine | American Airlines INC Fort Worth, Texas |
Standard | 2023-11-07 | ValidFAA registration status code V: Valid registration. All codes |
| N629NN | Bombardier Inc CL-600-2D24 |
Fixed-wing, multi-engine | American Airlines INC Fort Worth, Texas |
Standard | 2023-10-03 | ValidFAA registration status code V: Valid registration. All codes |
| N631NN | Bombardier Inc CL-600-2D24 |
Fixed-wing, multi-engine | American Airlines INC Fort Worth, Texas |
Standard | 2023-09-05 | ValidFAA registration status code V: Valid registration. All codes |
| N800SK | Bombardier Inc CL-600-2D24 |
Fixed-wing, multi-engine | Skywest Airlines INC Saint George, Utah |
Standard | 2023-08-28 | ValidFAA registration status code V: Valid registration. All codes |
| N633NN | Bombardier Inc CL-600-2D24 |
Fixed-wing, multi-engine | American Airlines INC Fort Worth, Texas |
Standard | 2023-08-25 | ValidFAA registration status code V: Valid registration. All codes |
| N242LR | Bombardier Inc CL-600-2D24 |
Fixed-wing, multi-engine | Bank of Utah Trustee Salt Lake City, Utah |
Standard | 2023-05-14 | ValidFAA registration status code V: Valid registration. All codes |
| N945LR | Bombardier Inc CL-600-2D24 |
Fixed-wing, multi-engine | Bank of Utah Trustee Salt Lake City, Utah |
Standard | 2023-05-14 | ValidFAA registration status code V: Valid registration. All codes |
| N316PQ | Bombardier Inc CL-600-2D24 |
Fixed-wing, multi-engine | Delta Air Lines INC Atlanta, Georgia |
Standard | 2022-08-31 | ValidFAA registration status code V: Valid registration. All codes |
| N320PQ | Bombardier Inc CL-600-2D24 |
Fixed-wing, multi-engine | Delta Air Lines INC Atlanta, Georgia |
Standard | 2022-08-30 | ValidFAA registration status code V: Valid registration. All codes |
| N335PQ | Bombardier Inc CL-600-2D24 |
Fixed-wing, multi-engine | Delta Air Lines INC Atlanta, Georgia |
Standard | 2022-08-30 | ValidFAA registration status code V: Valid registration. All codes |
| N326PQ | Bombardier Inc CL-600-2D24 |
Fixed-wing, multi-engine | Delta Air Lines INC Atlanta, Georgia |
Standard | 2022-08-29 | ValidFAA registration status code V: Valid registration. All codes |
| N319PQ | Bombardier Inc CL-600-2D24 |
Fixed-wing, multi-engine | Delta Air Lines INC Atlanta, Georgia |
Standard | 2022-08-25 | ValidFAA registration status code V: Valid registration. All codes |
| N324PQ | Bombardier Inc CL-600-2D24 |
Fixed-wing, multi-engine | Delta Air Lines INC Atlanta, Georgia |
Standard | 2022-08-25 | ValidFAA registration status code V: Valid registration. All codes |
| N325PQ | Bombardier Inc CL-600-2D24 |
Fixed-wing, multi-engine | Delta Air Lines INC Atlanta, Georgia |
Standard | 2022-08-25 | ValidFAA registration status code V: Valid registration. All codes |
| N336PQ | Bombardier Inc CL-600-2D24 |
Fixed-wing, multi-engine | Delta Air Lines INC Atlanta, Georgia |
Standard | 2022-08-25 | ValidFAA registration status code V: Valid registration. All codes |
| N618NN | Bombardier Inc CL-600-2D24 |
Fixed-wing, multi-engine | American Airlines INC Fort Worth, Texas |
Standard | 2022-08-03 | ValidFAA registration status code V: Valid registration. All codes |
| N617NN | Bombardier Inc CL-600-2D24 |
Fixed-wing, multi-engine | American Airlines INC Fort Worth, Texas |
Standard | 2022-07-06 | ValidFAA registration status code V: Valid registration. All codes |
| N304PQ | Bombardier Inc CL-600-2D24 |
Fixed-wing, multi-engine | Delta Air Lines INC Atlanta, Georgia |
Standard | 2022-06-08 | ValidFAA registration status code V: Valid registration. All codes |
| N307PQ | Bombardier Inc CL-600-2D24 |
Fixed-wing, multi-engine | Delta Air Lines INC Atlanta, Georgia |
Standard | 2022-06-08 | ValidFAA registration status code V: Valid registration. All codes |
| N311PQ | Bombardier Inc CL-600-2D24 |
Fixed-wing, multi-engine | Delta Air Lines INC Atlanta, Georgia |
Standard | 2022-06-08 | ValidFAA registration status code V: Valid registration. All codes |
| N306PQ | Bombardier Inc CL-600-2D24 |
Fixed-wing, multi-engine | Delta Air Lines INC Atlanta, Georgia |
Standard | 2022-06-06 | ValidFAA registration status code V: Valid registration. All codes |
| N309PQ | Bombardier Inc CL-600-2D24 |
Fixed-wing, multi-engine | Delta Air Lines INC Atlanta, Georgia |
Standard | 2022-06-02 | ValidFAA registration status code V: Valid registration. All codes |
| N315PQ | Bombardier Inc CL-600-2D24 |
Fixed-wing, multi-engine | Delta Air Lines INC Atlanta, Georgia |
Standard | 2022-06-02 | ValidFAA registration status code V: Valid registration. All codes |
| N840SK | Bombardier Inc CL-600-2D24 |
Fixed-wing, multi-engine | Delta Air Lines INC Atlanta, Georgia |
Standard | 2021-02-26 | ValidFAA registration status code V: Valid registration. All codes |
| N890D | Bombardier Inc CL-600-2D24 |
Fixed-wing, multi-engine | Dow Chemical CO Midland, Michigan |
Standard | 2020-12-29 | ValidFAA registration status code V: Valid registration. All codes |
| N491PX | Bombardier Inc CL-600-2D24 |
Fixed-wing, multi-engine | Delta Air Lines INC Atlanta, Georgia |
Standard | 2020-10-23 | ValidFAA registration status code V: Valid registration. All codes |
| N485PX | Bombardier Inc CL-600-2D24 |
Fixed-wing, multi-engine | Delta Air Lines INC Atlanta, Georgia |
Standard | 2020-09-28 | ValidFAA registration status code V: Valid registration. All codes |
| N490PX | Bombardier Inc CL-600-2D24 |
Fixed-wing, multi-engine | Delta Air Lines INC Atlanta, Georgia |
Standard | 2020-09-28 | ValidFAA registration status code V: Valid registration. All codes |
| N839SK | Bombardier Inc CL-600-2D24 |
Fixed-wing, multi-engine | Bank of Utah Trustee Salt Lake City, Utah |
Standard | 2020-09-25 | ValidFAA registration status code V: Valid registration. All codes |
| N836SK | Bombardier Inc CL-600-2D24 |
Fixed-wing, multi-engine | Bank of Utah Trustee Salt Lake City, Utah |
Standard | 2020-08-11 | ValidFAA registration status code V: Valid registration. All codes |
| N826SK | Bombardier Inc CL-600-2D24 |
Fixed-wing, multi-engine | Bank of Utah Trustee Salt Lake City, Utah |
Standard | 2020-08-10 | ValidFAA registration status code V: Valid registration. All codes |
| N837SK | Bombardier Inc CL-600-2D24 |
Fixed-wing, multi-engine | Bank of Utah Trustee Salt Lake City, Utah |
Standard | 2020-08-08 | ValidFAA registration status code V: Valid registration. All codes |
| N838SK | Bombardier Inc CL-600-2D24 |
Fixed-wing, multi-engine | Bank of Utah Trustee Salt Lake City, Utah |
Standard | 2020-08-08 | ValidFAA registration status code V: Valid registration. All codes |
| N829SK | Bombardier Inc CL-600-2D24 |
Fixed-wing, multi-engine | Bank of Utah Trustee Salt Lake City, Utah |
Standard | 2020-08-07 | ValidFAA registration status code V: Valid registration. All codes |
| N827SK | Bombardier Inc CL-600-2D24 |
Fixed-wing, multi-engine | Bank of Utah Trustee Salt Lake City, Utah |
Standard | 2020-08-06 | ValidFAA registration status code V: Valid registration. All codes |
| N830SK | Bombardier Inc CL-600-2D24 |
Fixed-wing, multi-engine | Bank of Utah Trustee Salt Lake City, Utah |
Standard | 2020-08-06 | ValidFAA registration status code V: Valid registration. All codes |
| N831SK | Bombardier Inc CL-600-2D24 |
Fixed-wing, multi-engine | Bank of Utah Trustee Salt Lake City, Utah |
Standard | 2020-08-06 | ValidFAA registration status code V: Valid registration. All codes |
| N832SK | Bombardier Inc CL-600-2D24 |
Fixed-wing, multi-engine | Bank of Utah Trustee Salt Lake City, Utah |
Standard | 2020-08-06 | ValidFAA registration status code V: Valid registration. All codes |
| N833SK | Bombardier Inc CL-600-2D24 |
Fixed-wing, multi-engine | Bank of Utah Trustee Salt Lake City, Utah |
Standard | 2020-08-06 | ValidFAA registration status code V: Valid registration. All codes |
| N834SK | Bombardier Inc CL-600-2D24 |
Fixed-wing, multi-engine | Bank of Utah Trustee Salt Lake City, Utah |
Standard | 2020-08-06 | ValidFAA registration status code V: Valid registration. All codes |
| N479PX | Bombardier Inc CL-600-2D24 |
Fixed-wing, multi-engine | Bank of Utah Trustee Salt Lake City, Utah |
Standard | 2020-06-30 | ValidFAA registration status code V: Valid registration. All codes |
| N337PQ | Bombardier Inc CL-600-2D24 |
Fixed-wing, multi-engine | Bank of Utah Trustee Salt Lake City, Utah |
Standard | 2020-06-29 | ValidFAA registration status code V: Valid registration. All codes |
| N341PQ | Bombardier Inc CL-600-2D24 |
Fixed-wing, multi-engine | Bank of Utah Trustee Salt Lake City, Utah |
Standard | 2020-06-29 | ValidFAA registration status code V: Valid registration. All codes |
| N348PQ | Bombardier Inc CL-600-2D24 |
Fixed-wing, multi-engine | Bank of Utah Trustee Salt Lake City, Utah |
Standard | 2020-06-29 | ValidFAA registration status code V: Valid registration. All codes |
| N480PX | Bombardier Inc CL-600-2D24 |
Fixed-wing, multi-engine | Bank of Utah Trustee Salt Lake City, Utah |
Standard | 2020-06-29 | ValidFAA registration status code V: Valid registration. All codes |
| N302PQ | Bombardier Inc CL-600-2D24 |
Fixed-wing, multi-engine | Bank of Utah Trustee Salt Lake City, Utah |
Standard | 2020-06-26 | ValidFAA registration status code V: Valid registration. All codes |
| N329PQ | Bombardier Inc CL-600-2D24 |
Fixed-wing, multi-engine | Bank of Utah Trustee Salt Lake City, Utah |
Standard | 2020-06-26 | ValidFAA registration status code V: Valid registration. All codes |
| N331PQ | Bombardier Inc CL-600-2D24 |
Fixed-wing, multi-engine | Bank of Utah Trustee Salt Lake City, Utah |
Standard | 2020-06-26 | ValidFAA registration status code V: Valid registration. All codes |
| N349PQ | Bombardier Inc CL-600-2D24 |
Fixed-wing, multi-engine | Bank of Utah Trustee Salt Lake City, Utah |
Standard | 2020-06-26 | ValidFAA registration status code V: Valid registration. All codes |
| N478PX | Bombardier Inc CL-600-2D24 |
Fixed-wing, multi-engine | Bank of Utah Trustee Salt Lake City, Utah |
Standard | 2020-06-25 | ValidFAA registration status code V: Valid registration. All codes |
| N482PX | Bombardier Inc CL-600-2D24 |
Fixed-wing, multi-engine | Bank of Utah Trustee Salt Lake City, Utah |
Standard | 2020-06-25 | ValidFAA registration status code V: Valid registration. All codes |
| N615NN | Bombardier Inc CL-600-2D24 |
Fixed-wing, multi-engine | American Airlines INC Fort Worth, Texas |
Standard | 2020-03-26 | ValidFAA registration status code V: Valid registration. All codes |
| N614NN | Bombardier Inc CL-600-2D24 |
Fixed-wing, multi-engine | American Airlines INC Fort Worth, Texas |
Standard | 2020-03-12 | ValidFAA registration status code V: Valid registration. All codes |
| N185GJ | Bombardier Inc CL-600-2D24 |
Fixed-wing, multi-engine | Delta Air Lines INC Atlanta, Georgia |
Standard | 2020-03-06 | ValidFAA registration status code V: Valid registration. All codes |
| N187GJ | Bombardier Inc CL-600-2D24 |
Fixed-wing, multi-engine | Delta Air Lines INC Atlanta, Georgia |
Standard | 2020-03-06 | ValidFAA registration status code V: Valid registration. All codes |
| N183GJ | Bombardier Inc CL-600-2D24 |
Fixed-wing, multi-engine | Delta Air Lines INC Atlanta, Georgia |
Standard | 2020-03-03 | ValidFAA registration status code V: Valid registration. All codes |
| N182GJ | Bombardier Inc CL-600-2D24 |
Fixed-wing, multi-engine | Delta Air Lines INC Atlanta, Georgia |
Standard | 2020-02-27 | ValidFAA registration status code V: Valid registration. All codes |
| N613NN | Bombardier Inc CL-600-2D24 |
Fixed-wing, multi-engine | American Airlines INC Fort Worth, Texas |
Standard | 2020-02-20 | ValidFAA registration status code V: Valid registration. All codes |
| N184GJ | Bombardier Inc CL-600-2D24 |
Fixed-wing, multi-engine | Delta Air Lines INC Atlanta, Georgia |
Standard | 2020-02-03 | ValidFAA registration status code V: Valid registration. All codes |
| N181GJ | Bombardier Inc CL-600-2D24 |
Fixed-wing, multi-engine | Delta Air Lines INC Atlanta, Georgia |
Standard | 2020-01-13 | ValidFAA registration status code V: Valid registration. All codes |
| N186GJ | Bombardier Inc CL-600-2D24 |
Fixed-wing, multi-engine | Delta Air Lines INC Atlanta, Georgia |
Standard | 2020-01-10 | ValidFAA registration status code V: Valid registration. All codes |
| N611NN | Bombardier Inc CL-600-2D24 |
Fixed-wing, multi-engine | American Airlines INC Fort Worth, Texas |
Standard | 2019-12-13 | ValidFAA registration status code V: Valid registration. All codes |
| N612NN | Bombardier Inc CL-600-2D24 |
Fixed-wing, multi-engine | American Airlines INC Fort Worth, Texas |
Standard | 2019-12-05 | ValidFAA registration status code V: Valid registration. All codes |
| N610NN | Bombardier Inc CL-600-2D24 |
Fixed-wing, multi-engine | American Airlines INC Fort Worth, Texas |
Standard | 2019-11-21 | ValidFAA registration status code V: Valid registration. All codes |
| N609NN | Bombardier Inc CL-600-2D24 |
Fixed-wing, multi-engine | American Airlines INC Fort Worth, Texas |
Standard | 2019-10-25 | ValidFAA registration status code V: Valid registration. All codes |
| N608NN | Bombardier Inc CL-600-2D24 |
Fixed-wing, multi-engine | American Airlines INC Fort Worth, Texas |
Standard | 2019-09-19 | ValidFAA registration status code V: Valid registration. All codes |
| N607NN | Bombardier Inc CL-600-2D24 |
Fixed-wing, multi-engine | American Airlines INC Fort Worth, Texas |
Standard | 2019-08-29 | ValidFAA registration status code V: Valid registration. All codes |
| N606NN | Bombardier Inc CL-600-2D24 |
Fixed-wing, multi-engine | American Airlines INC Fort Worth, Texas |
Standard | 2019-08-16 | ValidFAA registration status code V: Valid registration. All codes |
| N605NN | Bombardier Inc CL-600-2D24 |
Fixed-wing, multi-engine | American Airlines INC Fort Worth, Texas |
Standard | 2019-06-21 | ValidFAA registration status code V: Valid registration. All codes |
| N604NN | Bombardier Inc CL-600-2D24 |
Fixed-wing, multi-engine | American Airlines INC Fort Worth, Texas |
Standard | 2019-05-31 | ValidFAA registration status code V: Valid registration. All codes |
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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.