Ultimately, about half of the aircraft's components, including the wings, nose section, and empennage, were produced in-house at Boeing facilities, and the remainder subcontracted to primarily U.S.-based companies.
Finalmente, ao redor da metade dos compoñentes do avión, incluídas as ás, a sección dianteira e a empenaxe, fabricáronse nas propias instalacións de Boeing, e o resto subcontratouse principalmente a compañía estadounidenses.