NSN 6625-01-181-6420
Part Details | ELECTRICAL FREQUENCY METER
6625-01-181-6420 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: 365646A, 365-646A, 365980, 365-980, M2134, M-2134, 63118830, 631-18830, 91936, 6625-01-181-6420, 01-181-6420, 6625011816420, 011816420
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 66 | JUN 13, 1984 | 01-181-6420 | 16454 ( METER, ELECTRICAL FREQUENCY ) |
REFERENCE DRAWINGS & PICTURES
THREE HOLE/STUD BOLT CIRCLE
ROUND FLUSH MTG
Cross Reference | NSN 6625-01-181-6420
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| 365-646A | 33005 | JEWELL INSTRUMENTS, LLCDBA MODUTEC |
| 365-980 | 15309 | JEWELL INSTRUMENTS, LLCDBA MODUTEC USE CAGE CODE 33005 FOR |
| M-2134 | 57639 | METERMASTER INCMISCORP DIV |
| 631-18830 | 77221 | PHAOSTRON INSTRUMENT AND ELECTRONICCOMPANY |
| 91936 | 22680 | U M C ELECTRONICS CO |
Technical Data | NSN 6625-01-181-6420
| 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 | 200.0 MICROAMPERES |
| SCALE SELECTION METHOD | TERMINAL |
| 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 | 2.670 INCHES NOMINAL |
| METER DEPTH BEHIND MOUNTING FLANGE | 1.200 INCHES MAXIMUM |
| OVERALL DIAMETER | 3.500 INCHES NOMINAL |
| OVERALL LENGTH | 2.000 INCHES NOMINAL |
| MOUNTING FACILITY TYPE AND QUANTITY | 3 UNTHREADED HOLE |
| MOUNTING HOLE DIAMETER | 0.143 INCHES MINIMUM AND 0.157 INCHES MAXIMUM |
| MOUNTING ARRANGEMENT STYLE | THREE HOLE/STUD BOLT CIRCLE |
| MOUNTING BOLT CIRCLE DIAMETER | 3.160 INCHES NOMINAL |
| MATERIAL | STEEL |
| NUCLEAR HARDNESS CRITICAL FEATURE | |
| ENVIRONMENTAL PROTECTION | SHOCK RESISTANT AND VIBRATION RESISTANT |
| FURNISHED ITEMS AND QUANTITY | NUT 4; WASHER 4 |
| FEATURES PROVIDED | ZERO ADJUSTER |
| SPECIAL FEATURES | RUGGEDIZED |
| SPECIAL TEST FEATURES | SCALE IAW MIL-T-26922D |
| SUPPLEMENTARY FEATURES | TERM. RES 550 OHMS PORM 2 PCT |
| FSC APPLICATION DATA | TEST SET,ELECT. EQUIP. |