2520-00-739-4480 SEAL,PLAIN ENCASED Index 5331-00-739-4514 O-RING

National Stock Number:
6625-00-739-4505

Federal Supply Class:
6625

National Item Identification Number:
007394505

Description:
METER,ELECTRICAL FREQUENCY

Detail:
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.


Manufacturer Information:
628-E71977221PHAOSTRON INSTRUMENT AND ELECTRONIC COMPANY
SM-B-39900280063US ARMY COMMUNICATIONS & ELECTRONICS MATERIEL READINESS COMMAND LOGISTICS ENGINEERING DIR


Techincal Specification:
ACCURACY IN PERCENT-2.0 TO 2.0 AT FULL SCALE SINGLE INDICATOR SINGLE RANGE
BACKGROUND COLORWHITE SINGLE INDICATOR SINGLE RANGE
CIRCUIT ATTACHMENT METHOD AND QUANTITY2 THREADED STUD
CIRCUIT CURRENT FOR WHICH DESIGNEDDC
DIAL SCALE MARKING COLORBLACK SINGLE INDICATOR SINGLE RANGE
DIELECTRIC WITHSTANDING VOLTAGE IN VOLTS3000.0
FURNISHED ITEMS AND QUANTITYNUT 7; WASHER 7
ENVIRONMENTAL PROTECTIONSHOCK RESISTANT AND VIBRATION RESISTANT
FEATURES PROVIDEDKNIFE EDGE POINTER AND ZERO ADJUSTER
FSC APPLICATION DATATEST SET,ELECT. EQUIP.
INDICATOR TYPEDIAL W/POINTER
INSTALLATION DESIGNPANEL
OVERALL DIAMETER2.695 INCHES MAXIMUM
OVERALL LENGTH2.650 INCHES MAXIMUM
MATERIALSTEEL
MEASUREMENT RANGE-250.0 TO 250.0 KILOHERTZ SINGLE INDICATOR SINGLE RANGE
METER DEPTH BEHIND MOUNTING FLANGE1.600 INCHES MAXIMUM
METER BODY DIAMETER BEHIND MOUNTING FLANGE2.210 INCHES MAXIMUM
MOUNTING ARRANGEMENT STYLETHREE HOLE/STUD BOLT CIRCLE
MOUNTING BOLT CIRCLE DIAMETER2.440 INCHES NOMINAL
MOUNTING FACILITY TYPE AND QUANTITY3 SCREW AND 3 UNTHREADED HOLE
MOUNTING HOLE DIAMETER0.120 INCHES MINIMUM AND 0.130 INCHES MAXIMUM
MOVEMENT SUSPENSION METHODJEWEL PIVOT BASE
MOVEMENT TYPEMOVING COIL, PERMANENT MAGNET
NUCLEAR HARDNESS CRITICAL FEATURENONHARDENED
POINTER COLORBLACK SINGLE INDICATOR SINGLE RANGE
POWER SOURCEEXTERNAL
SCALE DIVISION QUANTITY50 SINGLE INDICATOR SINGLE RANGE
SCALE GRADUATION TYPELINEAR SINGLE INDICATOR SINGLE RANGE
SENSITIVITY RATING25.0 MICROAMPERES
SPECIAL TEST FEATURESCONFORMS TO MIL-M-103O4/5
SPECIAL FEATURESRUGGEDIZED
STYLE DESIGNATORROUND FLUSH MTG
SUPPLEMENTARY FEATURES3000 OHM MAX METER RES


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