| BODY HEIGHT | 3.375 INCHES NOMINAL |
| BODY LENGTH | 4.125 INCHES NOMINAL |
| BODY STYLE | MULTIPOLE-SINGLE ACTUATOR TYPE |
| BODY WIDTH | 3.343 INCHES NOMINAL |
| BOSS HEIGHT | 0.125 INCHES NOMINAL |
| CENTER TO CENTER DISTANCE BETWEEN TERMINALS PARALLEL TO LENGTH | 2.625 INCHES NOMINAL |
| CENTER TO CENTER DISTANCE BETWEEN TERMINALS PARALLEL TO WIDTH | 1.125 INCHES NOMINAL |
| CIRCUIT PROTECTION TYPE | OVERCURRENT ALL LOCATIONS |
| DISTANCE BETWEEN CENTERLINES OF MOUNTING FACILITIES PARALLEL TO BODY WIDTH | 2.937 INCHES NOMINAL |
| DISTANCE BETWEEN CENTERLINES OF MOUNTING FACILITIES PARALLEL TO BODY LENGTH | 0.625 INCHES NOMINAL |
| FREQUENCY IN HERTZ | 60.0 ALL LOCATIONS |
| PART NAME ASSIGNED BY CONTROLLING AGENCY | CIRCUIT BREAKER |
| MATERIAL | PLASTIC CASE |
| MAXIMUM CONTINUOUS LOAD CURRENT RATING PER POLE | 50.0 AMPERES AC ALL LOCATIONS |
| MAXIMUM INTERRUPTING CAPACITY CURRENT TYPE AND RATING PER POLE IN AMPS | 5000.0 AC ALL LOCATIONS |
| MOUNTING FACILITY TYPE AND QUANTITY | 2 THREADED HOLE AND 6 CLIP |
| NOMINAL THREAD SIZE | 0.216 INCHES |
| NONDEFINITIVE SPEC/STD DATA | AQB-A51 TYPE AND NQB-A51 TYPE |
| OPERATING VOLTAGE TYPE AND RATING PER POLE IN VOLTS | 500.0 AC ALL LOCATIONS |
| POLE QUANTITY | 3 |
| RESET METHOD | MANUAL |
| SPECIFICATION/STANDARD DATA | 81349-MIL-C-17361/1A GOVERNMENT SPECIFICATION |
| SPECIAL FEATURES | THE AQB-A51 IS A FORM, FIT AND FUNCTION REPLACEMENT FOR THE AQB-A50 CIRCUIT BREAKER WITH ENHANCED OVERCURRENT PROTECTION FEATURES |
| TERMINAL TYPE AND QUANTITY | 6 CLIP |
| THREAD SERIES DESIGNATOR | UNC |
| TRIP RELEASE CHARACTERISTIC | INSTANTANEOUS ALL LOCATIONS |