Model: M637

Special Scale Meter

Properties:

Circuit Current For Which Designed
Ac
Overall Length
2.530 inches
Mounting Hole Diameter
0.138 inches
Overall Diameter
3.510 inches
Mounting Bolt Circle Diameter
3.160 inches
Furnished Items And Quantity
Nut 5; washer 5
Indicator Type
Dial w/pointer
Installation Design
Panel
Mounting Arrangement Style
Three hole/stud bolt circle
Sensitivity Rating
6.0 amperes
Dial Scale Marking Color
Black single indicator all ranges
Accuracy In Percent
-2.0/+2.0 at full scale single indicator single range
Meter Depth Behind Mounting Flange
1.390 inches
Meter Body Diameter Behind Mounting Flange
2.800 inches
Movement Type
Moving iron vane
Background Color
White single indicator all ranges
Pointer Color
Black single indicator all ranges
Scale Marking
60 cps; 0; 25; 50; 75; 100; 125; 50 cps; percent of full load current; 0; 50; 100; 150
Mounting Facility Type And Quantity
3 screw and 3 unthreaded hole
Scale Graduation Type
Nonlinear single indicator all ranges
Features Provided
Zero adjuster
Movement Suspension Method
Jewel pivot base
Circuit Attachment Method And Quantity
2 solder lug and 2 threaded stud
Special Markings
Sealed do not open ruggedized on back of meter
Material
Steel
Nuclear Hardness Critical Feature
Nonhardened
Surface Treatment
Chromate
Style Designator
Round flush mtg
Fsc Application Data
Test set, elect. Equip.
NSN
6625-01-005-6584
Part Number
M637
Description
Meter,special Scale
CAGE
54764

An electrically operated instrument which has a custom scale or digital readout display, but the unit of measurement given is not covered by a more specific item name. For items without a specified unit of measurement, see meter, arbitrary scale.

Part M637 NSN 6625-01-005-6584

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
61955
FIIG:
A310A0
Concept No.:
App. Key:
C
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:
P
PMIC:
U
ESD:
ESD:
MMAC:
CRITL:
X

Packaging & Shipping

Est. Pack Size
Est. Pack Weight
Est. Item Weight
Est. Item Dim.
Pack Size:
--
Paclk Weight:
1.0000lbs
Item Weight:
--
Item Dim:
--
OPI
SPI No.
SPI Rev.
SPC Mkg.
LVL A
LVL B
OPI:
O
SPI No.:
SPI Rev.:
SPC Mkg:
00
LVL_A:
Q
LVL_B:
Q

Freight Classification

NMFC
UFC
LTL
LCL
WCC
TCC
SHC
ACC
NMFC:
136740
UFC:
68820
LTL:
RATING VARIABLE
LCL:
--
WCC:
657
TCC:
Z
SHC:
9
ACC:
Instruments/Radio

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Schedule B and Export
  • Schedule B: 9030908030
  • SITC: 87479
  • End Use: Measuring, testing, control instruments
  • NAICS: 334515
  • USDA: 1

Freight Class: Parts and accessories of articles of schedule b subheading 9030.39

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