Part Details | ELECTRICAL FREQUENCY METER
6625-00-739-4505 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: 628E719, 628-E719, SMB399002, SM-B-399002, 6625-00-739-4505, 00-739-4505, 6625007394505, 007394505
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 66 | JAN 01, 1963 | 00-739-4505 | 16454 ( METER, ELECTRICAL FREQUENCY ) |
REFERENCE DRAWINGS & PICTURES
THREE HOLE/STUD BOLT CIRCLE
ROUND FLUSH MTG
Cross Reference | NSN 6625-00-739-4505
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| 628-E719 | 77221 | PHAOSTRON INSTRUMENT AND ELECTRONICCOMPANY |
| SM-B-399002 | 80063 | US ARMY COMMUNICATIONS &ELECTRONICS MATERIEL READINESS |
Technical Data | NSN 6625-00-739-4505
| 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 THREADED STUD |
| SENSITIVITY RATING | 25.0 MICROAMPERES |
| DIELECTRIC WITHSTANDING VOLTAGE IN VOLTS | 3000.0 |
| POWER SOURCE | EXTERNAL |
| CIRCUIT CURRENT FOR WHICH DESIGNED | DC |
| STYLE DESIGNATOR | ROUND FLUSH MTG |
| METER BODY DIAMETER BEHIND MOUNTING FLANGE | 2.210 INCHES MAXIMUM |
| METER DEPTH BEHIND MOUNTING FLANGE | 1.600 INCHES MAXIMUM |
| OVERALL DIAMETER | 2.695 INCHES MAXIMUM |
| OVERALL LENGTH | 2.650 INCHES MAXIMUM |
| MOUNTING FACILITY TYPE AND QUANTITY | 3 SCREW AND 3 UNTHREADED HOLE |
| MOUNTING HOLE DIAMETER | 0.120 INCHES MINIMUM AND 0.130 INCHES MAXIMUM |
| MOUNTING ARRANGEMENT STYLE | THREE HOLE/STUD BOLT CIRCLE |
| MOUNTING BOLT CIRCLE DIAMETER | 2.440 INCHES NOMINAL |
| MATERIAL | STEEL |
| NUCLEAR HARDNESS CRITICAL FEATURE | |
| ENVIRONMENTAL PROTECTION | SHOCK RESISTANT AND VIBRATION RESISTANT |
| FURNISHED ITEMS AND QUANTITY | NUT 7; WASHER 7 |
| FEATURES PROVIDED | KNIFE EDGE POINTER AND ZERO ADJUSTER |
| SPECIAL FEATURES | RUGGEDIZED |
| SPECIAL TEST FEATURES | CONFORMS TO MIL-M-103O4/5 |
| SUPPLEMENTARY FEATURES | 3000 OHM MAX METER RES |
| FSC APPLICATION DATA | TEST SET,ELECT. EQUIP. |
| END ITEM IDENTIFICATION | METER,MODULATION ME-57/U |