Model: 321HR

Voltmeter

Special Features:

Ruggedized

Properties:

Circuit Current For Which Designed
Dc
Dielectric Withstanding Voltage In Volts
3000.0
Reliability Indicator
Established
Overall Length
2.562 inches
Mounting Hole Diameter
0.150 inches
Scale Division Quantity
20 single indicator 1st range
Scale Division Quantity
30 single indicator 2nd range
Overall Diameter
3.510 inches
Mounting Bolt Circle Diameter
3.160 inches
Furnished Items And Quantity
Nuts 7, washers 7
Indicator Type
Dial w/pointer
Installation Design
Panel
Mounting Arrangement Style
Three hole/stud bolt circle
Dial Scale Marking Color
Black single indicator all ranges
Accuracy In Percent
-2.0/+2.0 at full scale single indicator all ranges
Accuracy In Percent
-2.0 to 2.0 at full scale single indicator all ranges
Meter Depth Behind Mounting Flange
1.281 inches
Meter Body Diameter Behind Mounting Flange
2.800 inches
Movement Type
Moving coil, permanent magnet
Background Color
White single indicator all ranges
Pointer Color
Black single indicator all ranges
Power Source
External
Mounting Facility Type And Quantity
3 unthreaded hole
Scale Graduation Type
Linear single indicator all ranges
Measurement Range
-1.0/+1.0 volts, dc single indicator 1st range
Measurement Range
-3.0/+3.0 volts, dc single indicator 2nd range
Measurement Range
-1.0 to 1.0 volts, dc single indicator 1st range
Measurement Range
-3.0 to 3.0 volts, dc single indicator 2nd range
Scale Selection Method
Terminal
Features Provided
Magnetic shield
Movement Suspension Method
Jewel pivot base
Circuit Attachment Method And Quantity
2 threaded stud
Nuclear Hardness Critical Feature
Nonhardened
Style Designator
Round flush mtg
Fsc Application Data
Electrical and electronic properties measuring and testing instruments
NSN
6625-00-231-8806
Part Number
321HR
Description
Voltmeter
CAGE
60741

An instrument which measures electrical potential and is calibrated in volts 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.

Part 321HR NSN 6625-00-231-8806

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
16449
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:
1.1000lbs
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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