Special Features:

9c/o a vane plate assembly to attach to the angle of attack vane and vert scale plate that will attach to the horiz alignment notch for initial alignment and additional notches for checking the extend/retract angle of attack readings and switch actuation

Properties:

A fixture designed to hold/position aircraft components to facilitate inspection, repair, testing and/or replacement of components. D0 not use if a more specific name applies. See fixture (1) (as modified).