| INSTALLATION DESIGN | PANEL |
| INDICATOR TYPE | VIBRATING REED |
| MEASUREMENT RANGE | 47.5 TO 52.5 HERTZ SINGLE INDICATOR SINGLE RANGE |
| ACCURACY IN PERCENT | -2.0 TO 2.0 AT FULL SCALE SINGLE INDICATOR SINGLE RANGE |
| DIAL SCALE MARKING COLOR | BLACK SINGLE INDICATOR SINGLE RANGE |
| BACKGROUND COLOR | WHITE SINGLE INDICATOR SINGLE RANGE |
| MOVEMENT TYPE | VIBRATING REED |
| REGISTER QUANTITY | 2 |
| RESONANT REED QUANTITY | 11 |
| FREQUENCY RESPONSE RANGE | 47.500 TO 52.500 HERTZ |
| CIRCUIT ATTACHMENT METHOD AND QUANTITY | 2 THREADED STUD |
| SCALE SELECTION METHOD | TERMINAL |
| DIELECTRIC WITHSTANDING VOLTAGE IN VOLTS | 3000.0 |
| POWER SOURCE | EXTERNAL |
| CIRCUIT CURRENT FOR WHICH DESIGNED | AC |
| FREQUENCY RATING | 50.0 HERTZ NOMINAL |
| STYLE DESIGNATOR | RECTANGULAR FLUSH MTG |
| METER BODY DIAMETER BEHIND MOUNTING FLANGE | 2.800 INCHES MAXIMUM |
| METER DEPTH BEHIND MOUNTING FLANGE | 2.312 INCHES MAXIMUM |
| OVERALL HEIGHT | 3.125 INCHES MAXIMUM |
| OVERALL LENGTH | 3.342 INCHES MAXIMUM |
| OVERALL WIDTH | 3.000 INCHES MAXIMUM |
| MOUNTING FACILITY TYPE AND QUANTITY | 4 THREADED STUD |
| MOUNTING STUD DIAMETER | 0.132 INCHES NOMINAL |
| MOUNTING STUD LENGTH | 0.500 INCHES NOMINAL |
| MOUNTING ARRANGEMENT STYLE | FOUR HOLE/STUD RECTANGULAR/SQUARE |
| CENTER TO CENTER DISTANCE BETWEEN MOUNTING FACILITIES PARALLEL TO LENGTH | 2.250 INCHES MAXIMUM |
| CENTER TO CENTER DISTANCE BETWEEN MOUNTING FACILITIES PARALLEL TO WIDTH | 2.250 INCHES MAXIMUM |
| MATERIAL | PLASTIC |
| SURFACE TREATMENT | PAINT |
| NUCLEAR HARDNESS CRITICAL FEATURE | NONHARDENED |
| ENVIRONMENTAL PROTECTION | AIRTIGHT AND |
| DUST RESISTANT AND |
| FUNGUS RESISTANT AND |
| HEAT RESISTANT AND |
| HUMIDITY RESISTANT AND |
| SHOCK RESISTANT AND |
| VIBRATION RESISTANT AND |
| WATER RESISTANT |
| FURNISHED ITEMS AND QUANTITY | NUT 8; LOCKWASHER 6; SEAL 1 |
| SPECIAL MARKINGS | ON BACK,SEALED DO NOT OPEN |
| FEATURES PROVIDED | MAGNETIC SHIELD |
| SPECIAL FEATURES | RUGGEDIZED |
| SPECIAL TEST FEATURES | COMPLIES WITH MIL-M-10304 |
| FSC APPLICATION DATA | TEST SET,ELECT. EQUIP. |