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Fixed Moun Mechanical Tachometers
Part 551T2
Model #551T2
Fixed moun mechanical tachometer (NSN 6680-00-403-5922)
Mounting Type
Panel
Drive Connection Type
Flexible
Overall Depth
3.440 inches
Overall Diameter
3.770 inches
Case Material
Steel
Mounting Feature Type
Flush
Shaft Rotation Direction
Counterclockwise
Operating Range
+0.0/+2500.0 revolutions per minute
Graduation Unit
50000 revolutions, 1 hr operation
Case Shape
Round
Scale Measurement Range
+0.0/+2500.0
Unit Type
Magnetic
Scale Quantity
1
Dial Quantity
1
Major Graduation Color
White
Minor Graduation Color
White
Dial Background Color
Black
Pointer Quantity
1
Pointer Color
White
Dial Illumination
Not provided
Scale Smallest Increment
50.0 revolutions per minute
Pointer Movement Direction
Clockwise
Driven Speed To Indicated Speed Minimum Ratio
1 to 2
Totalizing Mechanism
Provided
Totalizing Mechanism Calibration
Hours operated
Ahead-astern Semaphore
Not provided
Scale Measurement Unit
Rpm and hr
Description
Tachometer,mechanical,fixed Moun
Cage Code
57733
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Part Number:
551T2
NSN 6680-00-403-5922
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Updated: 05/07/2024