NSN 6625-01-159-6446

Part Details | ELECTRICAL FREQUENCY METER

6625-01-159-6446 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: V50120, MMI10109, MMI-10109, 5055007, 5055007, 5055007, 6625-01-159-6446, 01-159-6446, 6625011596446, 011596446

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
66AUG 11, 198301-159-644616454 ( METER, ELECTRICAL FREQUENCY )
REFERENCE DRAWINGS & PICTURES

THREE HOLE/STUD BOLT CIRCLE

ROUND FLUSH MTG

Cross Reference | NSN 6625-01-159-6446
Part Number Cage Code Manufacturer
V501205H315CROMPTON METERMASTER
MMI-1010927197METERMASTER INCMETERMOD DIV
505500757958SIGNALS WARFARE PROJECT MANAGER
505500765092SOLARTRON ELECTRONICS INCWESTON INSTRUMENTS DIV
505500719207U S ARMY TANK AUTOMOTIVE COMMANDAMSTA-IM-MM
Technical Data | NSN 6625-01-159-6446
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 QUANTITY2 SOLDER LUG AND 2 THREADED STUD
SCALE SELECTION METHOD TERMINAL
DIELECTRIC WITHSTANDING VOLTAGE IN VOLTS1500.0
POWER SOURCE EXTERNAL
CIRCUIT CURRENT FOR WHICH DESIGNED AC
OPERATING VOLTAGE RATING IN VOLTS105.0 AC MINIMUM AND 135.0 AC MAXIMUM
STYLE DESIGNATOR ROUND FLUSH MTG
METER BODY DIAMETER BEHIND MOUNTING FLANGE2.760 INCHES NOMINAL
METER DEPTH BEHIND MOUNTING FLANGE1.380 INCHES NOMINAL
OVERALL DIAMETER3.500 INCHES NOMINAL
OVERALL LENGTH2.560 INCHES NOMINAL
MOUNTING FACILITY TYPE AND QUANTITY3 SCREW AND 3 UNTHREADED HOLE
MOUNTING HOLE DIAMETER0.150 INCHES NOMINAL
MOUNTING ARRANGEMENT STYLE THREE HOLE/STUD BOLT CIRCLE
MOUNTING BOLT CIRCLE DIAMETER3.160 INCHES NOMINAL
MATERIAL STEEL
SURFACE TREATMENT CADMIUM AND CHROMATE
NUCLEAR HARDNESS CRITICAL FEATURE
ENVIRONMENTAL PROTECTION COLD RESISTANT AND HEAT RESISTANT AND SHOCK RESISTANT AND VIBRATION RESISTANT
FURNISHED ITEMS AND QUANTITYTRANSDUCER 1; NUT 4; WASHER 4
SPECIAL MARKINGSRED BAND FROM 360 TO 390 HZ AND FROM 410 TO 440 HZ; GREEN BAND FROM 390 TO 410 HZ
FEATURES PROVIDED ZERO ADJUSTER
SPECIAL FEATURESFREQ TRANSDUCER AND MATCHED METER ARE SERIALIZED TO IDENTIFY A MATCHED PAIR
SPECIAL TEST FEATURESCONFORMS TO MIL-M-10304/12
SUPPLEMENTARY FEATURESTRANSDUCER HAS TWO SCREW TERM. EA OF TWO SIDES