Model #458-0637-000

Null meter (NSN 6625-00-218-6511)

Special Features
Very fine line to indicate zero position
Description

2.484 inches nominal overall length, plastic material, paint lusterless surface treatment.

Circuit Current For Which Designed
Dc
Center To Center Distance Between Mounting Facilities Parallel To Length
2.250 inches
Center To Center Distance Between Mounting Facilities Parallel To Width
2.250 inches
Overall Height
3.000 inches
Overall Width
3.000 inches
Scale Division Quantity
51 single indicator single range
Mounting Stud Length
Between 0.375 inches and 0.625 inches
Furnished Items And Quantity
Washer 8; nut 8
Indicator Type
Dial w/pointer
Installation Design
Panel
Mounting Arrangement Style
Four hole/stud rectangular/square
Sensitivity Rating
20.0 microamperes
Dial Scale Marking Color
Black single indicator single range
Accuracy In Percent
-2.0/+2.0 at full scale single indicator single range
Meter Depth Behind Mounting Flange
1.484 inches
Meter Body Diameter Behind Mounting Flange
2.800 inches
Movement Type
Moving coil, permanent magnet
Background Color
White single indicator single range
Pointer Color
Black single indicator single range
Scale Marking
10; 0; 10
Mounting Facility Type And Quantity
4 threaded stud
Scale Graduation Type
Linear single indicator single range
Mounting Stud Diameter
0.112 inches
Features Provided
Knife edge pointer and zero adjuster
Movement Suspension Method
Jewel pivot base
Circuit Attachment Method And Quantity
2 threaded stud
Special Markings
Sign at left rear terminal
Style Designator
Rectangular flush mtg
Fsc Application Data
Test set, elect. Equip.
Description
Meter,null
Cage Code
F5491

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Updated: 12/17/2024