Model: 2531-2-4

Ohmmeter

Special Features:

Ruggedized

Properties:

Circuit Current For Which Designed
Dc
Dielectric Withstanding Voltage In Volts
3000.0
Overall Length
2.470 inches
Mounting Hole Diameter
Between 0.143 inches and 0.157 inches
Overall Diameter
3.500 inches
Environmental Protection
Cold resistant and heat resistant and shock resistant and submersible and vibration resistant and watertight
Mounting Bolt Circle Diameter
3.160 inches
Furnished Items And Quantity
Nut 5; washer 5; screw 3
Indicator Type
Dial w/pointer
Installation Design
Panel
Mounting Arrangement Style
Three hole/stud bolt circle
Sensitivity Rating
20.0 microamperes
Dial Scale Marking Color
Black single indicator single range
Accuracy In Percent
-2.0/+2.0 at full scale single indicator single range
Accuracy In Percent
-2.0 to 2.0 at full scale single indicator single range
Meter Depth Behind Mounting Flange
1.390 inches
Meter Body Diameter Behind Mounting Flange
2.760 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
3 screw and 3 unthreaded hole
Scale Graduation Type
Nonlinear single indicator single range
Measurement Range
+0.0/+50.0 megohms single indicator single range
Measurement Range
+0.0 to 50.0 megohms single indicator single range
Features Provided
Knife edge pointer and luminous scale marking and magnetic shield and zero adjuster
Movement Suspension Method
Jewel pivot base
Circuit Attachment Method And Quantity
2 threaded stud
Special Markings
Infinity sign at full scale
Material
Stainless steel
Nuclear Hardness Critical Feature
Nonhardened
Surface Treatment
Enamel semigloss
Special Test Features
Conforms to mil-m-10304/12, type mr36w020specr
Style Designator
Round flush mtg
Supplementary Features
150.0 mv max power consumption
Fsc Application Data
Test set, elect. Equip.
NSN
6625-00-009-3721
Part Number
2531-2-4
Description
Ohmmeter
CAGE
65092

An instrument which measures electrical resistance and is calibrated in ohms or any multiple and/or submultiples thereof. The value may be expressed by means of a pointer and calibrated dial or a digital readout display. See also test set, insulation bbeakdown.

Part 2531-2-4 NSN 6625-00-009-3721

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
00494
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:
1.0000lbs
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:
658
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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