| BODY WIDTH | 3.694 INCHES NOMINAL |
| COMPONENT TYPE AND QUANTITY ACCOMMODATED | 15 CRYSTAL |
| CRYSTAL HOLDER DESIGNATOR | HC-18/U |
| DISTANCE BETWEEN MOUNTING FACILITY CENTERS | 4.000 INCHES NOMINAL |
| HEATER ELEMENT OPERATING VOLTAGE RATING IN VOLTS AND TYPE | 27.5 DC NOMINAL |
| INCLOSURE TYPE | INCLOSED |
| MAINTAINED OVEN CAVITY TEMP RATING | 85.0 CELSIUS |
| MAINTAINED TEMP TOLERANCE RATING | -3.0 TO 3.0 CELSIUS |
| OVERALL DEPTH | 0.812 INCHES NOMINAL |
| OVERALL HEIGHT | 1.335 INCHES NOMINAL |
| OVERALL WIDTH | 4.312 INCHES NOMINAL |
| MAXIMUM WARM UP TIME IN MINUTES | 5.0 |
| MOUNTING FACILITY TYPE AND QUANTITY | 2 UNTHREADED HOLE |
| MOUNTING HOLE DIAMETER | 0.140 INCHES NOMINAL |
| OPERATING POWER DISSIPATING RATING IN WATTS | 30.0 |
| WIRE LEAD LENGTH | 1.000 INCHES MINIMUM AND 1.875 INCHES MAXIMUM |
| STYLE DESIGNATOR | SOLDER CONNECTED |
| TERMINAL TYPE AND QUANTITY | 3 WIRE LEAD |