Model: 31FHXX

Electrical Frequency Meter

Properties:

Circuit Current For Which Designed
Ac
Dielectric Withstanding Voltage In Volts
3000.0
Overall Length
2.969 inches
Mounting Hole Diameter
0.150 inches
Overall Diameter
3.500 inches
Environmental Protection
Dust resistant and hermetic and humidity resistant and vibration resistant
Mounting Bolt Circle Diameter
3.160 inches
Furnished Items And Quantity
Nut 5; washer 5
Indicator Type
Vibrating reed
Installation Design
Panel
Register Quantity
1
Mounting Arrangement Style
Three hole/stud bolt circle
Sensitivity Rating
1.0 watts
Dial Scale Marking Color
White single indicator single range
Resonant Reed Quantity
5
Unable To Decode
Unable to decode or unable to decode
Meter Depth Behind Mounting Flange
2.250 inches
Meter Body Diameter Behind Mounting Flange
2.688 inches
Movement Type
Vibrating reed
Background Color
Black single indicator single range
Power Source
External
Mounting Facility Type And Quantity
3 screw and 3 unthreaded hole
Measurement Range
+58.0/+62.0 hertz single indicator single range
Measurement Range
+58.0 to 62.0 hertz single indicator single range
Circuit Attachment Method And Quantity
2 solder lug and 2 threaded stud
Special Markings
Hertz
Material
Steel
Nuclear Hardness Critical Feature
Nonhardened
Surface Treatment
Paint
Style Designator
Round flush mtg
Fsc Application Data
Electrical, electronic properties measuring and test instruments
NSN
6625-00-264-8026
Part Number
31FHXX
Description
Meter,electrical Frequency
CAGE

An instrument which measures the rate of regularly recurring variations in an electric current or voltage and is usually calibrated in hertz (cycles per second or cps). The value may be expressed by means of a pointer and calibrated dial vibrating reed or a digital read out display. For instruments which measure radio frequencies, see calibrator, frequency; and wavementer. excludes: counter electronic digital.

Part 31FHXX NSN 6625-00-264-8026

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
16454
FIIG:
A310A0
Concept No.:
App. Key:
A
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:
1.5000lbs
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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