Other models include the 737-400 and -500. Early Boeing 737s did not ... This was part of the Quiet Wing Corp flap modification kit, certified by the Federal Aviation Administration in 2005.

UK-headquartered lessor World Star Aviation has delivered a Boeing 737-400SF to Brazilian carrier Total Linhas Aéreas ...

The coverage of the story tells us it’s something to do with attaching the wing to the fuselage, but without a handy 737 to open up and take a look at we’re none the wiser. Fortunately there ...

Early winglet designs were angular, and could often be seen on older aircraft such as the Boeing 747-400 and ... reducing wing drag and, therefore, fuel burn. The more modern Boeing 737 MAX ...