Model: 57A34-394

Ammeter

Special Features:

Ruggedized, weapon system essential

Properties:

Circuit Current For Which Designed
Dc
Dielectric Withstanding Voltage In Volts
1500.0
Overall Length
2.062 inches
Scale Division Quantity
30 single indicator single range
Overall Diameter
2.187 inches
Environmental Protection
Airtight and dust resistant and fungus resistant and heat resistant and humidity resistant and shock resistant and vibration resistant and water resistant
Distance Between Mounting Facility Centers
1.187 inches
End Application
Aircraft phantom f-4, hercules c-130, awacs e-3a, support equipment aircraft ov-10a, c-5, t-37, f-106, t-38, b-52
Furnished Items And Quantity
Nut 2; lockwasher 2; seal 1
Indicator Type
Dial w/pointer
Installation Design
Panel
Mounting Arrangement Style
Two hole/stud
Sensitivity Rating
21.0 millivolts
Dial Scale Marking Color
White single indicator single range
Accuracy In Percent
-2.0/+2.0 at full scale single indicator single range
Meter Depth Behind Mounting Flange
1.750 inches
Meter Body Diameter Behind Mounting Flange
2.000 inches
Movement Type
Moving coil, permanent magnet
Background Color
Black single indicator single range
Pointer Color
White single indicator single range
Power Source
External
Mounting Facility Type And Quantity
1 clamp
Scale Graduation Type
Linear single indicator single range
Measurement Range
-30.0/+30.0 amperes, dc single indicator single range
Scale Selection Method
Terminal
Features Provided
Knife edge pointer
Criticality Code Justification
Feat
Movement Suspension Method
Jewel pivot base
Circuit Attachment Method And Quantity
2 threaded stud
Special Markings
On front, -; +; onback, 2.867768
Material
Aluminum
Surface Treatment
Paint
Special Test Features
Complies with mil-m-10304
Style Designator
C1 round flush mtg
Style Designator
Round flush mtg
Fsc Application Data
Test set, elect. Equip.
NSN
6625-00-272-9928
Part Number
57A34-394
Description
Ammeter
CAGE
30003

An instrument which measures electric current and is calibrated and marked in amperes or any multiple and/or submultiple thereof. The value may be expressed by means of a pointer and calibrated dial or a digital readout display. For current detecting type of devices, see galvanometer.

Part 57A34-394 NSN 6625-00-272-9928

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
16450
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:
A
ESD:
ESD:
MMAC:
TG
CRITL:
Y

Packaging & Shipping

Est. Pack Size
Est. Pack Weight
Est. Item Weight
Est. Item Dim.
Pack Size:
--
Paclk Weight:
0.2000lbs
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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