Model: 21-191

Ammeter

Properties:

Circuit Current For Which Designed
Dc
Dielectric Withstanding Voltage In Volts
1300.0
Overall Length
1.563 inches
Overall Height
2.750 inches
Overall Width
2.750 inches
Scale Division Quantity
10 single indicator single range
Mounting Stud Length
0.500 inches
Distance Between Mounting Facility Centers
1.500 inches
Furnished Items And Quantity
Nut 8; clamp 1
Indicator Type
Dial w/pointer
Installation Design
Panel
Mounting Arrangement Style
Two hole/stud
Sensitivity Rating
50.0 millivolts
Dial Scale Marking Color
Black single indicator single range
Accuracy In Percent
-5.0/+5.0 at full scale single indicator single range
Meter Depth Behind Mounting Flange
0.625 inches
Meter Body Diameter Behind Mounting Flange
2.000 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
1 clamp and 2 threaded stud
Scale Graduation Type
Linear single indicator single range
Measurement Range
+0.0/+300.0 amperes, dc single indicator single range
Mounting Stud Diameter
0.138 inches
Features Provided
External shunting
Movement Suspension Method
Jewel pivot base
Circuit Attachment Method And Quantity
2 threaded stud
Special Markings
Sign on rear of case
Material
Plastic and steel
Nuclear Hardness Critical Feature
Nonhardened
Style Designator
Rectangular flush mtg
Fsc Application Data
Electrical, electronic properties measuring and test instrument
NSN
6625-01-163-8994
Part Number
21-191
Description
Ammeter
CAGE
0BHF9

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 21-191 NSN 6625-01-163-8994

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:
CRITL:
X

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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