NACA
National Advisory Committee for Aeronautics. This organization, dedicated to the technical development of aviation, has been superseded by NASA.
Aviation Maintenance Technician Handbook — Powerplant, p. G-18
National Advisory Committee for Aeronautics. This organization, dedicated to the technical development of aviation, has been superseded by NASA.
Aviation Maintenance Technician Handbook — Powerplant, p. G-18