Model: 551T2

Fixed Moun Mechanical Tachometer

Properties:

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
NSN
6680-00-403-5922
Part Number
551T2
Description
Tachometer,mechanical,fixed Moun
CAGE
57733

Part 551T2 NSN 6680-00-403-5922

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
07115
FIIG:
T145-E
Concept No.:
1
App. Key:
EA
Cond. Code:
1
Status:
A

Material Classification

Hazardous material, precious metals, criticality, enviroment, and electrostatic discharge indicators
HMIC
PMIC
ESD/EMI
ENAC
MMAC
CRITL
HMIC:
N
PMIC:
A
ESD:
ESD:
MMAC:
SX
CRITL:
X

Packaging & Shipping

Est. Pack Size
Est. Pack Weight
Est. Item Weight
Est. Item Dim.
Pack Size:
--
Paclk Weight:
1.1000lbs
Item Weight:
--
Item Dim:
--
OPI
SPI No.
SPI Rev.
SPC Mkg.
LVL A
LVL B
OPI:
O
SPI No.:
SPI Rev.:
SPC Mkg:
05
LVL_A:
E
LVL_B:
Q

Freight Classification

NMFC
UFC
LTL
LCL
WCC
TCC
SHC
ACC
NMFC:
058240
UFC:
33170
LTL:
150.0
LCL:
--
WCC:
653
TCC:
Z
SHC:
9
ACC:
Trailers/Vehicles

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