Part Details | ELECTRICAL FREQUENCY METER
6625-00-844-6631 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: 322997, 2997, MF112997, MF11-2997, MMI8719, MMI-8719, 99062201, 990622-01, 17777301, 1777730-1, 990622, MMI8719, 990622, 6625-00-844-6631, 00-844-6631, 6625008446631, 008446631
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 66 | JAN 01, 1962 | 00-844-6631 | 16454 ( METER, ELECTRICAL FREQUENCY ) |
REFERENCE DRAWINGS & PICTURES
ROUND FLUSH MTG
Cross Reference | NSN 6625-00-844-6631
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| 322997 | 07239 | AVO INTL |
| 2997 | 07239 | AVO INTL |
| MF11-2997 | 07239 | AVO INTL |
| MMI-8719 | 28304 | CUSTOM METERING COMPANY INC |
| 990622-01 | 35351 | GE AVIATION SYSTEMS LLC |
| 1777730-1 | 07187 | HONEYWELL INTERNATIONAL INC.DBA HONEYWELL |
| 990622 | 31356 | LEE CO THEJ B T DIV |
| MMI8719 | 27197 | METERMASTER INCMETERMOD DIV |
| 990622 | 77221 | PHAOSTRON INSTRUMENT AND ELECTRONICCOMPANY |
Technical Data | NSN 6625-00-844-6631
| Characteristic | Specifications |
|---|---|
| INSTALLATION DESIGN | PANEL |
| INDICATOR TYPE | DIAL W/POINTER |
| MOVEMENT TYPE | VIBRATING REED |
| REGISTER QUANTITY | 1 |
| RESONANT REED QUANTITY | 11 |
| FREQUENCY RESPONSE RANGE | +380.000 TO +420.000 HERTZ |
| CIRCUIT ATTACHMENT METHOD AND QUANTITY | 2 SOLDER LUG |
| STYLE DESIGNATOR | ROUND FLUSH MTG |
| METER BODY DIAMETER BEHIND MOUNTING FLANGE | 2.210 INCHES NOMINAL |
| METER DEPTH BEHIND MOUNTING FLANGE | 2.343 INCHES NOMINAL |
| OVERALL DIAMETER | 2.685 INCHES NOMINAL |
| OVERALL LENGTH | 3.156 INCHES NOMINAL |
| MOUNTING FACILITY TYPE AND QUANTITY | 3 UNTHREADED HOLE |
| MOUNTING HOLE DIAMETER | 0.125 INCHES NOMINAL |
| MOUNTING BOLT CIRCLE DIAMETER | 2.440 INCHES NOMINAL |
| NUCLEAR HARDNESS CRITICAL FEATURE | |
| FEATURES PROVIDED | ZERO ADJUSTER |
| SPECIAL TEST FEATURES | PART IAW MIL-STD-130 |
| SUPPLEMENTARY FEATURES | INDIVIDUAL REEDS ARE TUNED TO WITHIN PORM 0.3 PCT OF THEIR RATIO FREQUENCY |
| FSC APPLICATION DATA | TEST SET,ELECT. EQUIP. |