Model #4A29-136

Electrical frequency meter (NSN 6625-00-827-0796)

Description

3.025 inches nominal overall length.

Circuit Current For Which Designed
Ac
Mounting Hole Diameter
0.150 inches
Overall Diameter
3.500 inches
Mounting Bolt Circle Diameter
3.160 inches
Indicator Type
Vibrating reed
Installation Design
Panel
Register Quantity
1
Mounting Arrangement Style
Three hole/stud bolt circle
Resonant Reed Quantity
9
Meter Depth Behind Mounting Flange
2.400 inches
Meter Body Diameter Behind Mounting Flange
3.800 inches
Movement Type
Vibrating reed
Background Color
Black single indicator single range
Power Source
External
Mounting Facility Type And Quantity
3 unthreaded hole
Measurement Range
+392.0/+408.0 hertz single indicator single range
Scale Selection Method
Terminal
Circuit Attachment Method And Quantity
2 binding post
Special Markings
Red from border to 393 hz and from 407 to border of cutout; green from 394 to 406 hz
Nuclear Hardness Critical Feature
Nonhardened
Style Designator
Round flush mtg
Description
Meter,electrical Frequency
Cage Code
06339

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Updated: 04/28/2024