Model: 78A250

Ammeter

Properties:

Circuit Current For Which Designed
Dc
Overall Length
5.625 inches
Center To Center Distance Between Mounting Facilities Parallel To Length
3.375 inches
Center To Center Distance Between Mounting Facilities Parallel To Width
3.375 inches
Overall Height
4.344 inches
Overall Width
4.344 inches
Scale Division Quantity
50 single indicator single range
Mounting Stud Length
1.031 inches
Installation Design
Panel
Mounting Arrangement Style
Four hole/stud rectangular/square
Dial Scale Marking Color
Black single indicator single range
Accuracy In Percent
-1.0/+1.0 at full scale single indicator single range
Meter Depth Behind Mounting Flange
4.875 inches
Meter Body Diameter Behind Mounting Flange
3.750 inches
Movement Type
Moving coil, permanent magnet
Background Color
White single indicator single range
Mounting Facility Type And Quantity
4 threaded stud
Measurement Range
+0.0/+25.0 amperes, dc single indicator single range
Mounting Stud Diameter
0.250 inches
Features Provided
Zero adjuster
Movement Suspension Method
Taut band
Circuit Attachment Method And Quantity
2 threaded stud
Nuclear Hardness Critical Feature
Nonhardened
Style Designator
Rectangular flush mtg
NSN
6625-01-005-9497
Part Number
78A250
Description
Ammeter
CAGE
28569

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 78A250 NSN 6625-01-005-9497

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:
U
ESD:
ESD:
MMAC:
CRITL:
X

Packaging & Shipping

Est. Pack Size
Est. Pack Weight
Est. Item Weight
Est. Item Dim.
Pack Size:
--
Paclk Weight:
2.0000lbs
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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