Model: 313977-2

Electrical Frequency Meter

Properties:

Overall Length
2.250 inches
Scale Division Quantity
5 single indicator single range
Overall Diameter
2.695 inches
Installation Design
Panel
Dial Scale Marking Color
Black single indicator single range
Accuracy In Percent
-0.3 to 0.3 at 1/2 scale single indicator single range
Meter Depth Behind Mounting Flange
1.160 inches
Meter Body Diameter Behind Mounting Flange
2.210 inches
Movement Type
Moving coil, permanent magnet
Background Color
White single indicator single range
Mounting Facility Type And Quantity
3 unthreaded hole and 2 threaded hole
Measurement Range
+380.0 to 420.0 hertz single indicator single range
Movement Suspension Method
Jewel pivot base and taut band
Circuit Attachment Method And Quantity
2 threaded stud and 2 solder lug
Material
Plastic
Style Designator
C1 round flush mtg
NSN
6625-01-092-1845
Part Number
313977-2
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 313977-2 NSN 6625-01-092-1845

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:
A
ESD:
A
MMAC:
CRITL:
X

Freight Classification

NMFC
UFC
LTL
LCL
WCC
TCC
SHC
ACC
NMFC:
136740
UFC:
68820
LTL:
100.0
LCL:
100.0
WCC:
657
TCC:
Z
SHC:
Z
ACC:
Equipment for Aircraft

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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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