If you have selected

The search retrieves

Part #

All aircraft models, aircraft, parts and components (NHA part # and NHA serial #) to which the specified part is effective/conditionally effective/not effective. These details are retrieved even if you specify the manufacturer part # of the part.

Aircraft Model

All parts effective/conditionally effective/not effective to the specified aircraft model.

Aircraft Reg #

All parts effective/conditionally effective/not effective to the specified aircraft.

NHA Part #

All parts effective/conditionally effective/not effective to the specified NHA part. These details are retrieved even if you specify the manufacturer part # of the NHA part.

NHA Part # and NHA Serial #

All parts effective/conditionally effective/not effective to the component identified with the specified NHA part # and NHA serial #. These details are retrieved even if you specify the manufacturer part # of the NHA part.

Nose #

All parts effective/conditionally effective/not effective to the aircraft with the specified Nose #.