NSN 6625-00-151-7801
Part Details | ELECTRICAL FREQUENCY METER
6625-00-151-7801 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: 490043, 490-043, S49M5565HZ, S49M-55-65HZ, S4959, S49-59, 6625-00-151-7801, 00-151-7801, 6625001517801, 001517801
Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
---|---|---|---|
66 | JAN 01, 1963 | 00-151-7801 | 16454 ( METER, ELECTRICAL FREQUENCY ) |
REFERENCE DRAWINGS & PICTURES
FOUR HOLE/STUD RECTANGULAR/SQUARE

RECTANGULAR FLUSH MTG

Cross Reference | NSN 6625-00-151-7801
Part Number | Cage Code | Manufacturer |
---|---|---|
490-043 | 28569 | HICKOK INCORPORATED |
S49M-55-65HZ | 28569 | HICKOK INCORPORATED |
S49-59 | 28569 | HICKOK INCORPORATED |
Technical Data | NSN 6625-00-151-7801
Characteristic | Specifications |
---|---|
INSTALLATION DESIGN | PANEL |
INDICATOR TYPE | DIAL W/POINTER |
MOVEMENT TYPE | MOVING IRON VANE |
MOVEMENT SUSPENSION METHOD | JEWEL PIVOT BASE |
CIRCUIT ATTACHMENT METHOD AND QUANTITY | 2 THREADED STUD |
POWER SOURCE | EXTERNAL |
CIRCUIT CURRENT FOR WHICH DESIGNED | DC |
STYLE DESIGNATOR | RECTANGULAR FLUSH MTG |
METER BODY DIAMETER BEHIND MOUNTING FLANGE | 3.500 INCHES NOMINAL |
METER DEPTH BEHIND MOUNTING FLANGE | 1.500 INCHES NOMINAL |
OVERALL HEIGHT | 3.750 INCHES NOMINAL |
OVERALL LENGTH | 2.125 INCHES NOMINAL |
OVERALL WIDTH | 4.000 INCHES NOMINAL |
MOUNTING FACILITY TYPE AND QUANTITY | 4 UNTHREADED HOLE |
MOUNTING HOLE DIAMETER | 0.141 INCHES NOMINAL |
MOUNTING ARRANGEMENT STYLE | FOUR HOLE/STUD RECTANGULAR/SQUARE |
CENTER TO CENTER DISTANCE BETWEEN MOUNTING FACILITIES PARALLEL TO LENGTH | 3.375 INCHES NOMINAL |
CENTER TO CENTER DISTANCE BETWEEN MOUNTING FACILITIES PARALLEL TO WIDTH | 3.125 INCHES NOMINAL |
MATERIAL | PLASTIC |
NUCLEAR HARDNESS CRITICAL FEATURE | |
FEATURES PROVIDED | ZERO ADJUSTER |
FSC APPLICATION DATA | TEST SET,ELECT. EQUIP. |