Part Details | ELECTRICAL FREQUENCY METER
6625-00-883-8444 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: S291B351A29, KR24103001000, KR241-0-300-1000, 6625-00-883-8444, 00-883-8444, 6625008838444, 008838444
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 66 | NOV 17, 1967 | 00-883-8444 | 16454 ( METER, ELECTRICAL FREQUENCY ) |
REFERENCE DRAWINGS & PICTURES
FOUR HOLE/STUD RECTANGULAR/SQUARE
RECTANGULAR FLUSH MTG
Cross Reference | NSN 6625-00-883-8444
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| S291B351A29 | 88416 | HUGHES CORPORATIONDBA WESCHLER INSTRUMENTS |
| KR241-0-300-1000 | 88416 | HUGHES CORPORATIONDBA WESCHLER INSTRUMENTS |
Technical Data | NSN 6625-00-883-8444
| 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 | 4 THREADED STUD |
| SCALE SELECTION METHOD | TERMINAL |
| DIELECTRIC WITHSTANDING VOLTAGE IN VOLTS | 3000.0 |
| POWER SOURCE | EXTERNAL |
| CIRCUIT CURRENT FOR WHICH DESIGNED | AC |
| FREQUENCY RATING | 1000.0 HERTZ NOMINAL |
| STYLE DESIGNATOR | RECTANGULAR FLUSH MTG |
| METER BODY DIAMETER BEHIND MOUNTING FLANGE | 3.957 INCHES MAXIMUM |
| METER DEPTH BEHIND MOUNTING FLANGE | 3.969 INCHES MAXIMUM |
| OVERALL HEIGHT | 4.425 INCHES MAXIMUM |
| OVERALL LENGTH | 5.023 INCHES MAXIMUM |
| OVERALL WIDTH | 4.427 INCHES MAXIMUM |
| MOUNTING FACILITY TYPE AND QUANTITY | 4 SCREW AND 4 UNTHREADED HOLE |
| MOUNTING HOLE DIAMETER | 0.250 INCHES NOMINAL |
| MOUNTING ARRANGEMENT STYLE | FOUR HOLE/STUD RECTANGULAR/SQUARE |
| CENTER TO CENTER DISTANCE BETWEEN MOUNTING FACILITIES PARALLEL TO LENGTH | 3.371 INCHES NOMINAL |
| CENTER TO CENTER DISTANCE BETWEEN MOUNTING FACILITIES PARALLEL TO WIDTH | 3.371 INCHES NOMINAL |
| MATERIAL | STEEL |
| SURFACE TREATMENT | PAINT |
| 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 8; LOCKWASHER 8; SEAL 1 |
| SPECIAL MARKINGS | ON BACK,MADE IN USA; AUG 28 1986 |
| FEATURES PROVIDED | MAGNETIC SHIELD AND ZERO ADJUSTER |
| SPECIAL FEATURES | RUGGEDIZED |
| SPECIAL TEST FEATURES | COMPLIES WITH MIL-M-10304 |
| FSC APPLICATION DATA | TEST SET,ELECT. EQUIP. |