5841-00-228-1663 (0A7400AAPN168)
NSN 5841-00-228-1663 (NIIN 00-228-1663) is a frequency tracker in Federal Supply Class 5841, Radar Equipment, Airborne — a component of an electronic navigation system that follows and remains in the center of a doppler frequency or frequency chain spectrum. Manufacturer part number 0A7400AAPN168.
NIIN assigned February 1969; DEMIL A (none required).