Contents
What type of engine does a Boeing 737 have?
CFM International CFM56
Boeing 737-800/Engine types
The CFM56-7B is the exclusive engine for the Boeing Next-Generation single-aisle airliner. In total, over 8,000 CFM56-7B engines are in service on 737 aircraft, making it the most popular engine-aircraft combination in commercial aviation.
Why b737 engine is flat?
Why is the engine bottom flat? This would prevent the engines from hitting the ground, even if they were larger than previous models. Subsequently, the engines on future 737s were flattened along the bottom. This allowed them to contain a larger fan and turbine without compromising on ground clearance.
What type of engine is on a Boeing 737 MAX 8?
LEAP-1B
| 737 MAX 7 | 737 MAX 8 | |
|---|---|---|
| Length | 35.56 m (116 ft 8 in) | 39.52 m (129 ft 8 in) |
| Wingspan | 35.9 m (117 ft 10 in) | 35.9 m (117 ft 10 in) |
| Engine | LEAP-1B from CFM International | LEAP-1B from CFM International |
| 210 seats: 737-8-200 |
Who makes the engines for Boeing 737?
CFM International
Each 737 MAX will use a pair of LEAP-1B jet engines developed by CFM International, a joint venture between GE Aviation and Safran Aircraft Engines of France.
Why are jet engines round?
Airliner jet intakes are round because the engines are round, and for subsonic flight that’s all you need – it’s easy and cheap to engineer, provides a clean airflow for the engine and unlike some other shape doesn’t present unnecessary frontal area that will only cause drag.
Why is the Boeing 737 so popular?
Why is it so popular? Well, to start with, the combination of its performance, range and passenger configuration made it a good choice for several airlines. Throughout the years, Boeing has actively been listening to their customers and made improvements to meet their demands.
Why is the Boeing 737 NG engine not completely round in shape?
Why is a Boeing 737 NG engine not completely round in shape? It seems to be flat at the bottom and round at the top and sides. Earlier Boeing 737 versions (100 and 200) seem to have a more rounded shape.
What kind of plane is the Boeing 737?
The Boeing 737 is among the most popular families of commercial aircraft ever produced. On your travels or in photographs, you may or may not have noticed that this popular aircraft’s engines have a certain visual quirk to their design.
When did the Boeing 737 Classic come out?
The Boeing 737 classic series (-300, -400, and -500 variants) entered service in 1984. This was the first example to feature the French-American CFM56 engines. These are well-known for their non-circular ‘hamster pouch’ design.
Why are the engine nacelles flat bottomed on a 737?
The fan diameter was reduced, which reduced the bypass ratio, and the engine accessory gearbox was moved from the bottom of the engine (the 6 o’clock position) to the 9 o’clock position, giving the engine nacelle its distinctive flat-bottomed shape.