Part Details | ELECTRICAL FREQUENCY METER
6625-00-857-3966 An instrument which measures the rate of regularly recurring variations in an electric current or voltage and is usually calibrated in Hertz (cycles per second or CPS). The value may be expressed by means of a pointer and calibrated dial vibrating reed or a digital read out display. For instruments which measure radio frequencies, see CALIBRATOR, FREQUENCY; and WAVEMENTER. Excludes: COUNTER ELECTRONIC DIGITAL.
Alternate Parts: 1830011, 18-3001-1, 6625-00-857-3966, 00-857-3966, 6625008573966, 008573966
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 66 | OCT 04, 1967 | 00-857-3966 | 16454 ( METER, ELECTRICAL FREQUENCY ) |
REFERENCE DRAWINGS & PICTURES
THREE HOLE/STUD BOLT CIRCLE
ROUND FLUSH MTG
Cross Reference | NSN 6625-00-857-3966
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| 18-3001-1 | 36024 | LIBBY POWER SYSTEMS LLC |
Technical Data | NSN 6625-00-857-3966
| Characteristic | Specifications |
|---|---|
| INSTALLATION DESIGN | PANEL |
| INDICATOR TYPE | DIAL W/POINTER |
| MOVEMENT TYPE | MOVING COIL, PERMANENT MAGNET |
| MOVEMENT SUSPENSION METHOD | JEWEL PIVOT BASE |
| CIRCUIT ATTACHMENT METHOD AND QUANTITY | 2 SOLDER LUG AND 2 THREADED STUD |
| SENSITIVITY RATING | 120.0 MICROAMPERES |
| SCALE SELECTION METHOD | TERMINAL |
| DIELECTRIC WITHSTANDING VOLTAGE IN VOLTS | 3000.0 |
| POWER SOURCE | EXTERNAL |
| CIRCUIT CURRENT FOR WHICH DESIGNED | DC |
| FREQUENCY RATING | 60.0 HERTZ NOMINAL |
| STYLE DESIGNATOR | ROUND FLUSH MTG |
| METER BODY DIAMETER BEHIND MOUNTING FLANGE | 2.686 INCHES NOMINAL |
| METER DEPTH BEHIND MOUNTING FLANGE | 1.243 INCHES NOMINAL |
| OVERALL DIAMETER | 3.496 INCHES NOMINAL |
| OVERALL LENGTH | 2.402 INCHES NOMINAL |
| MOUNTING FACILITY TYPE AND QUANTITY | 3 SCREW AND 3 UNTHREADED HOLE |
| MOUNTING HOLE DIAMETER | 0.141 INCHES NOMINAL |
| MOUNTING ARRANGEMENT STYLE | THREE HOLE/STUD BOLT CIRCLE |
| MOUNTING BOLT CIRCLE DIAMETER | 3.156 INCHES NOMINAL |
| MATERIAL | STEEL |
| SURFACE TREATMENT | CHROMATE |
| NUCLEAR HARDNESS CRITICAL FEATURE | |
| 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 7; LOCKWASHER 5; SEAL 1 |
| SPECIAL MARKINGS | ON BACK STAMP,SEALED DO NOT OPEN |
| FEATURES PROVIDED | ZERO ADJUSTER |
| SPECIAL FEATURES | RUGGEDIZED,SEALED |
| SPECIAL TEST FEATURES | COMPLIES WITH MIL-M-10304 |
| FSC APPLICATION DATA | TEST SET,ELECT. EQUIP. |