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Liquid And Mechanical Motion Measuring Instruments
Fixed Moun Mechanical Tachometers
Part 551-Y
Model #551-Y
Fixed moun mechanical tachometer (NSN 6680-01-011-8894)
Mounting Type
Panel
Drive Connection Type
Flexible
Overall Depth
3.790 inches
Overall Height
3.410 inches
Overall Width
3.790 inches
Overall Diameter
3.400 inches
Case Material
Steel
Mounting Feature Type
Flush
Shaft Rotation Direction
Counterclockwise
Operating Range
+0.0/+1500.0 revolutions per minute
Case Shape
Round
Scale Measurement Range
+0.0/+1500.0
Unit Type
Centrifugal
Scale Quantity
1
Dial Quantity
1
Major Graduation Color
White
Dial Background Color
Black
Pointer Quantity
1
Pointer Color
White
Dial Illumination
Not provided
Scale Smallest Increment
25.0 revolutions per minute
Pointer Movement Direction
Counterclockwise
Driven Speed To Indicated Speed Minimum Ratio
1 to 1
Totalizing Mechanism
Not provided
Ahead-astern Semaphore
Not provided
Scale Measurement Unit
Revolutions per minute
Description
Tachometer,mechanical,fixed Moun
Cage Code
57733
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Part Number:
551-Y
NSN 6680-01-011-8894
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Updated: 05/28/2024