Model #50-255-450AJAJ

Electrical frequency meter (NSN 6625-01-157-7890)

Special Features
Ruggedized
Description

2.420 inches nominal overall length, plastic material.

Circuit Current For Which Designed
Dc
Overall Height
4.180 inches
Overall Width
4.730 inches
Mounting Stud Length
0.500 inches
Environmental Protection
Shock resistant and vibration resistant
Distance Between Mounting Facility Centers
Between 5.341 inches and 5.370 inches
Furnished Items And Quantity
Nut 4; washer 4
Indicator Type
Dial w/pointer
Installation Design
Panel
Dial Scale Marking Color
Black single indicator single range
Accuracy In Percent
-3.0/+3.0 at full scale single indicator single range
Meter Depth Behind Mounting Flange
1.200 inches
Meter Body Diameter Behind Mounting Flange
2.700 inches
Movement Type
Moving coil, permanent magnet
Background Color
White single indicator single range
Pointer Color
Black single indicator single range
Power Source
External
Mounting Facility Type And Quantity
2 threaded stud
Scale Graduation Type
Nonlinear single indicator single range
Measurement Range
+45.0/+65.0 hertz single indicator single range
Mounting Stud Diameter
0.112 inches
Features Provided
Zero adjuster
Movement Suspension Method
Jewel pivot base
Circuit Attachment Method And Quantity
2 threaded stud
Nuclear Hardness Critical Feature
Nonhardened
Style Designator
Rectangular flush mtg
Description
Meter,electrical Frequency
Cage Code
K1294

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Updated: 05/02/2024