NSN 6625-01-281-4004

Part Details | ELECTRICAL FREQUENCY METER

6625-01-281-4004 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: C117071, C11707-1, 083053AFAAJ, 083-053A-FAAJ, 6625-01-281-4004, 01-281-4004, 6625012814004, 012814004

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
66JUN 22, 198801-281-400416454 ( METER, ELECTRICAL FREQUENCY )
REFERENCE DRAWINGS & PICTURES

FOUR HOLE/STUD RECTANGULAR/SQUARE

RECTANGULAR FLUSH MTG

Cross Reference | NSN 6625-01-281-4004
Part Number Cage Code Manufacturer
C11707-181755LOCKHEED MARTIN CORPORATIONDBA LOCKHEED MARTIN AERONAUTICS
083-053A-FAAJ53498TYCO ELECTRONICS CROMPTON INSTRUMENT
Technical Data | NSN 6625-01-281-4004
Characteristic Specifications
INSTALLATION DESIGN PANEL
INDICATOR TYPE DIAL W/POINTER
MOVEMENT TYPE MOVING COIL, PERMANENT MAGNET
FREQUENCY RESPONSE RANGE+45.000 TO +65.000 HERTZ
CIRCUIT ATTACHMENT METHOD AND QUANTITY2 THREADED STUD
SCALE SELECTION METHOD TERMINAL
POWER SOURCE EXTERNAL
CIRCUIT CURRENT FOR WHICH DESIGNED DC
STYLE DESIGNATOR RECTANGULAR FLUSH MTG
METER BODY DIAMETER BEHIND MOUNTING FLANGE2.070 INCHES NOMINAL
METER DEPTH BEHIND MOUNTING FLANGE1.730 INCHES NOMINAL
OVERALL HEIGHT2.250 INCHES NOMINAL
OVERALL LENGTH2.460 INCHES NOMINAL
OVERALL WIDTH2.250 INCHES NOMINAL
MOUNTING FACILITY TYPE AND QUANTITY4 UNTHREADED HOLE
MOUNTING HOLE DIAMETER0.116 INCHES NOMINAL
MOUNTING ARRANGEMENT STYLE FOUR HOLE/STUD RECTANGULAR/SQUARE
CENTER TO CENTER DISTANCE BETWEEN MOUNTING FACILITIES PARALLEL TO LENGTH1.770 INCHES NOMINAL
CENTER TO CENTER DISTANCE BETWEEN MOUNTING FACILITIES PARALLEL TO WIDTH1.770 INCHES NOMINAL
MATERIAL STEEL
SURFACE TREATMENT ZINC
NUCLEAR HARDNESS CRITICAL FEATURE
ENVIRONMENTAL PROTECTION COLD RESISTANT AND SHOCK RESISTANT AND VIBRATION RESISTANT AND WATER RESISTANT
FURNISHED ITEMS AND QUANTITYNUT 4; FLAT WASHER 2
FEATURES PROVIDED KNIFE EDGE POINTER
SPECIAL FEATURESSCREW FOR GROUND WIRE ON BACK
SPECIAL TEST FEATURESCOMPLIES WITH MIL-M-10304
FSC APPLICATION DATATEST SET,ELECT. EQUIP.