Model: 123-917-4

Ammeter

Special Features:

Modified null meter

Properties:

Circuit Current For Which Designed
Dc
Overall Length
2.645 inches
Overall Height
4.090 inches
Overall Width
4.640 inches
Scale Division Quantity
100 single indicator single range
Mounting Stud Length
Between 0.480 inches and 0.520 inches
Environmental Protection
Shock resistant and vibration resistant
Distance Between Mounting Facility Centers
Between 3.490 inches and 3.510 inches
Indicator Type
Dial w/pointer
Installation Design
Panel
Mounting Arrangement Style
Two hole/stud
Sensitivity Rating
100.0 microamperes
Dial Scale Marking Color
Black single indicator single range
Accuracy In Percent
-2.0/+2.0 at full scale single indicator single range
Meter Depth Behind Mounting Flange
1.370 inches
Meter Body Diameter Behind Mounting Flange
2.790 inches
Movement Type
Moving coil, permanent magnet
Background Color
White single indicator single range
Pointer Color
Black single indicator single range
Power Source
External
Mounting Facility Type And Quantity
2 threaded stud
Scale Graduation Type
Linear single indicator single range
Measurement Range
-100.0/+100.0 microamperes, dc single indicator single range
Mounting Stud Diameter
0.138 inches
Scale Selection Method
Terminal
Features Provided
Knife edge pointer and mirror scale and zero adjuster
Movement Suspension Method
Taut band
Circuit Attachment Method And Quantity
2 threaded stud
Special Markings
Ccw w/line at full scale left; 1 pct cw w/line at full scale right
Material
Plastic phenolic
Nuclear Hardness Critical Feature
Nonhardened
Special Test Features
Environmentals and dielectric test per ansi c39.1
Style Designator
Rectangular flush mtg
Supplementary Features
800 vrms rated circuit to ground voltage
Fsc Application Data
Test set, elect. Equip.
NSN
6625-01-122-2421
Part Number
123-917-4
Description
Ammeter
CAGE
10639

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 123-917-4 NSN 6625-01-122-2421

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:
X

Packaging & Shipping

Est. Pack Size
Est. Pack Weight
Est. Item Weight
Est. Item Dim.
Pack Size:
--
Paclk Weight:
108.0000lbs
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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