Why do Boeing models start with 7?

When Boeing shifted from propeller airliners to jets in the late fifties, it began its numbering anew with the 707. Like pi, it�s a number familiar to many engineers: 7, 0 and 7 are the first three digits in both the sine and cosine of 45 degrees.

What does the 7 stand for in Boeing?

So the first commercial passenger airline in the series was assigned the number 707 (pronounced Seven Oh Seven). The Boeing 707 is credited with launching the beginning the “Jet Age.” It was decided that all model numbers that either began or ended in a “7” would be reserved for commercial jets.

What do the numbers mean after Boeing?

For all Boeing commercial families, a hyphen follows the model. Most often, up until recent times, three digits have been added. These three numbers represent the series within the model. The series numbers tend to indicate two general differentiators: Aircraft size and aircraft generation.

Why do Airbus planes start with 3?

So, the next time someone asks the question of why Airbus aircraft start with a 3, the answer is simple – it's because its first aircraft, the A300, could potentially fit 300 passengers. In order to keep the strength of the brand, every aircraft after the A300 also used the A3XX format.

What do the numbers after 737 mean?

“737” is a small commercial jet, made by Boeing. “-8//” means that this is a Boeing 737–800. This is the 8th version of the 737. “-/22” means that this is a United Airlines aircraft. Any Boeing plane that has “-/22” is United Airlines (747–422, 727–122, 767–322, etc.)

Why do Boeing Aircraft Start & End with a 7?

What was the first Boeing 7 series?

Boeing 707, the first successful commercial passenger jetliner. The mid- to long-range narrow-body four-engine aircraft with a swept-wing design was developed and manufactured by the Boeing Company. It made its first flight on December 20, 1957, and entered commercial service on October 26, 1958.

Is a Boeing 789 a Dreamliner?

The Boeing 787 Dreamliner is a long range, mid-sized, wide-body, twin-engine jet airliner. The B789 is a member of the B787 series of aircraft. 2 x R-R Trent 1000 (320 kN) turbofans.

Why is the Boeing 777 so special?

The 777 also became Boeing's first Fly By Wire aircraft, meaning that the controls' surfaces on the wings and tail were operated by electrical signals sent “by wire” from the controls in the flight deck. The cabin was engineered to be roomier than other aircraft.

Why did Boeing start with 707?

So, to sum up, Why do Boeing models start with a 7? The engineering division dedicated the number 700 to jet-engined aircraft. Boeing's marketing division realized that the name 700 for their first jet aircraft would sound boring, so they suggested the name to be the 707, which had quite a nice ring to it.

Are there any b707 still flying?

Boeing 707s still in service

Today, most are in military service. The US Air Force operates more than 40 707 aircraft - all military variants based on the 707, including the E-3 Sentry and the E-8. NATO, the UK RAF, and the Royal Saudi Air Force also operate sizeable fleets of E-3 aircraft.

What does 747 stand for?

(aviation) A Boeing airplane, model number seven forty-seven, sold to airlines for passenger or cargo transportation. Popularly known as the jumbo jet.

What was the Boeing 707 nickname?

The Boeing 707 involved in the Pan Am's first transatlantic jet flight was given the new name of "Clipper Mayflower," another iconic title. The name has also been used on a Lockheed L-049, Boeing 747SP, and Airbus A310.

What is a military 737 called?

The Air Force selected the C-40B, a military version of the Boeing 737-700 business jet, to replace the aging fleet of C-137 aircraft for U.S. combatant commanders.

Why is there no 33 on planes?

"We used to skip 33 on certain maps to make the [final] row standardized, but the end row is no longer standardized," a United Airlines spokesperson told Travel + Leisure. In short, the reasoning behind having a unanimous seating map is a math equation of sorts.

Why is there no row 17 on planes?

The number 17 is considered unlucky in some countries (including Italy and Brazil) due to its meaning in Roman numerals. Re-arranging the numerals XVII gives VIXI, which in Latin can be translated as 'My life is over. ' Lufthansa is a standout airline that misses out row 17 to respect these superstitions.

Why is there no row 14 on my plane?

It isn't the only unlucky number to be missed out — United Airlines Polaris doesn't have a row 13 or 14 either, with row 14 considered unlucky in China as it sounds like “will die” in Chinese. Some airlines take number superstitions seriously.

Why do planes fly at 40000?

The biggest reason for this altitude lies in fuel efficiency. The thin air creates less drag on the aircraft, which means the plane can use less fuel in order to maintain speed. Less wind resistance, more power, less effort, so to speak.

What is Boeing Top Secret aircraft?

Top Secret was the name of a Boeing B-29 Superfortress (B-29-36-MO 44–27302, "victor number' 72) modified to carry the atomic bomb in World War II. It served with the Army Air Forces and United States Air Force from 1945 until 1954.

What does Z mean after a flight number?

V - Economy/Coach Discounted. W - Economy/Coach Premium. X - Economy/Coach Discounted. Y - Economy/Coach. Z - Business Class Discounted.

What does 737 stand for?

The number 737 is a numeric symbol used by Public Enemy Number 1 (PENI), a California-based white supremacist gang present on California's streets and in its prisons.

What does ER stand for in Boeing 777?

Do you know what 'ER' means on the markings of the Boeing 777-300ER? It stands for 'Extended Range'. This model has tapered and elongated wingtips, new main landing gear, reinforced nose gear, and extra fuel tanks. In addition, the 777-300ER also has enhanced fuselage, wings, tail and engine pylons.

Can a 747 fly on one engine?

While it's very clear that a 747 cannot fly properly with the failure of three engines, we can see that a single functioning engine would at least extend the aircraft's distance and prolong its time in the air.

Is Boeing 777 bigger than 747?

According to Boeing's data, the 777-9 has a total length of 251 feet 9 inches (76.72 meters). The 747-8 is just a bit smaller at 250 feet 2 inches (76.3 meters). The 777-9 is the longest commercial aircraft ever built.