Model: 631

Voltmeter

Special Features:

Ruggedized

Properties:

Circuit Current For Which Designed
Dc
Reliability Indicator
Not established
Overall Length
3.275 inches
Mounting Hole Diameter
Between 0.143 inches and 0.157 inches
Mounting Stud Length
0.500 inches
Overall Diameter
3.510 inches
Environmental Protection
Fungus resistant and hermetic and shock resistant and vibration resistant
Mounting Bolt Circle Diameter
3.160 inches
Furnished Items And Quantity
Multiplier, external 2
Indicator Type
Dial w/pointer
Installation Design
Panel
Mounting Arrangement Style
Three hole/stud bolt circle
Sensitivity Rating
300.0 ohms per volt
Dial Scale Marking Color
Black single indicator all ranges
Accuracy In Percent
-1.0/+1.0 at full scale single indicator all ranges
Accuracy In Percent
-1.0 to 1.0 at full scale single indicator all ranges
Meter Depth Behind Mounting Flange
2.875 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
Nonlinear single indicator all ranges
Measurement Range
+0.0/+180.0 volts, dc single indicator 1st range
Measurement Range
+0.0/+220.0 volts, dc single indicator 2nd range
Measurement Range
+0.0/+350.0 volts, dc single indicator 3rd range
Measurement Range
+0.0 to 180.0 volts, dc single indicator 1st range
Measurement Range
+0.0 to 220.0 volts, dc single indicator 2nd range
Measurement Range
+0.0 to 350.0 volts, dc single indicator 3rd range
Scale Selection Method
Terminal
Features Provided
Zero adjuster
Movement Suspension Method
Jewel pivot base
Circuit Attachment Method And Quantity
2 threaded stud
Special Markings
Green band from 97.5 to 102.5; check equipment if outside green band; voltages near respective terminals
Material
Plastic
Nuclear Hardness Critical Feature
Nonhardened
Style Designator
Round flush mtg
Fsc Application Data
Test set, elect. Equip.
NSN
6625-00-643-1744
Part Number
631
Description
Voltmeter
CAGE
77221

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 631 NSN 6625-00-643-1744

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:
1.5000lbs
Item Weight:
--
Item Dim:
--
OPI
SPI No.
SPI Rev.
SPC Mkg.
LVL A
LVL B
OPI:
SPI No.:
SPI Rev.:
SPC Mkg:
00
LVL_A:
E
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

Pricing & Availability Check

Submit this form for stock availability and pricing.
Part Number:
Quantity:
Email Address:
Phone Number:
Your Name:
Company:



Privacy Policy    Terms & Conditions

How to Order  

Ordering from buyaircraftparts.com

If you would like to order this voltmeter (NSN 6625-00-643-1744) please submit the pricing and availability form above to receive an up to date quote by email. If you agree to the pricing and terms you can e-sign your order online!

We are pleased to have the opportunity to serve you.

Have a Question

Hours: 08:00-18:00 Eastern Standard Time
Phone: +1 470-231-0824
Email: Contact Form »
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

Highest Rated Parts
Recently Purchased Parts
Hot Parts