The Boeing 737


The Boeing 737 has been around for decades, since 9th of April 1967.

Welcome to my comprehensive guide to the iconic Boeing 737 – a marvel of aviation engineering that has redefined the way we connect and explore the world. With an enduring legacy spanning decades, the Boeing 737 stands as a testament to innovation, reliability, and adaptability. From its humble beginnings as a short-haul jetliner to its current status as one of the most widely used commercial aircraft globally, the Boeing 737 has truly transformed the landscape of modern air travel. Join us as we delve into the history, technology, and remarkable milestones that have solidified the Boeing 737’s place in aviation history. Whether you’re an aviation enthusiast, a frequent traveler, or simply curious about the mechanics of flight, our exploration of the Boeing 737 is sure to captivate and enlighten.


A memory device used by pilots to memorize things like callsign, V-speeds, Vref or MSA.


The autothrottle disengage button on both sides of the thrust lever handles disengages the autothrottle and allow for manual thrust changes.


From Roar to Whispers: Engine Evolution on the Boeing 737 - A Tale of Thrust, Efficiency, and Silence

The evolution of engines powering the Boeing 737 from its early versions, such as the -100 and -200 models, to the new engines on the Boeing 737 MAX showcases remarkable advancements in aviation technology. The early models were typically equipped with Pratt & Whitney JT8D engines, characterized by their reliability but lower bypass ratio. These engines provided moderate thrust and efficiency, yet their noise levels were relatively higher, impacting both passenger comfort and surrounding communities. Conversely, the new CFM International LEAP-1B engines on the Boeing 737 MAX exemplify cutting-edge innovation. Featuring a higher bypass ratio, these engines deliver enhanced fuel efficiency and reduced noise levels, leading to increased range, higher payload capacity, and a quieter cabin environment. Technological advancements embedded in the LEAP-1B engines, including advanced materials and aerodynamics, epitomize the progress made in engine design, offering improved performance, fuel efficiency, and reduced emissions. This transition underscores the industry’s commitment to creating more sustainable and passenger-friendly air travel experiences, marking a transformative journey from the early days of aviation to the forefront of modern flight.

  • 41,000ft
    Maximum Operating Altitude

    The maximum altitude the Boeing 737NG is allowed to operate is 41,000ft. It can fly higher but not allowed in normal operations. Also, there's not much manouvre margin at this altitude.

  • 189
    Total passenger seats

    In the Boeing 737-800 series there's a maximum of 189 seats for passengers, plus 10 seats for crew. That's 4 seats in the flight deck and 6 seats for cabin crew. In the Boeing 737-8200 MAX it's 197 seats and 11 crew seats.

  • 26,300
    Pounds of thrust

    The CFM56-7B26 offers 26,300 lbf (pound-force) or 117 kN (kiloNewton) of thrust at its maximum rating. The bypass ration is 5,1:1 and the weight of one engine is 5,216 lb (2,370 kg).

  • 11,513
    Boeing 737 deliveries

    A total of 11,513 airplanes have been delivered to airlines of all series of the Boeing 737 (-100 to MAX -9) as the date of July 2023.

Snazzy by Design: The Boeing 737's Photo Extravaganza – Because Looking Fly Isn't Just for Passengers!