Model #MK777-341

Electrical frequency meter (NSN 6625-01-116-5311)

Description

5.375 inches nominal overall length, steel material, paint surface treatment.

Circuit Current For Which Designed
Ac
Mounting Hole Diameter
Between 0.143 inches and 0.157 inches
Scale Division Quantity
50 single indicator single range
Frequency Rating
400.0 hertz
Overall Diameter
3.500 inches
Environmental Protection
Shock resistant and vibration resistant
Mounting Bolt Circle Diameter
3.160 inches
Furnished Items And Quantity
Nut 5; washer 5
Indicator Type
Dial w/pointer
Installation Design
Panel
Mounting Arrangement Style
Three hole/stud bolt circle
Sensitivity Rating
5.0 volt-amperes
Dial Scale Marking Color
Black single indicator single range
Accuracy In Percent
-0.5/+0.5 at 1/2 scale single indicator single range
Unable To Decode
Unable to decode or unable to decode
Meter Depth Behind Mounting Flange
4.190 inches
Meter Body Diameter Behind Mounting Flange
2.800 inches
Movement Type
Moving iron vane
Background Color
White single indicator single range
Pointer Color
Black single indicator single range
Power Source
External
Mounting Facility Type And Quantity
3 screw and 3 unthreaded hole
Scale Graduation Type
Linear single indicator single range
Measurement Range
+395.0/+405.0 hertz single indicator single range
Features Provided
Zero adjuster
Movement Suspension Method
Jewel pivot base
Circuit Attachment Method And Quantity
2 threaded stud
Operating Voltage Rating In Volts
Between 114.0 ac and 126.0 ac
Phase
Single
Nuclear Hardness Critical Feature
Nonhardened
Style Designator
Round flush mtg
Fsc Application Data
Electrical, electronic properties measuring and test instruments
Description
Meter,electrical Frequency
Cage Code
0BZM1

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Updated: 10/31/2024