Model: 251-115A

Voltmeter

Special Features:

Ruggedized

Properties:

Circuit Current For Which Designed
Ac
Dielectric Withstanding Voltage In Volts
1500.0
Overall Length
2.276 inches
Center To Center Distance Between Mounting Facilities Parallel To Length
Between 5.240 inches and 5.260 inches
Center To Center Distance Between Mounting Facilities Parallel To Width
Between 2.090 inches and 3.010 inches
Overall Height
Between 4.318 inches and 4.348 inches
Overall Width
Between 5.602 inches and 5.622 inches
Scale Division Quantity
101 single indicator 1st range
Scale Division Quantity
61 single indicator 2nd range
Mounting Stud Length
0.500 inches
Environmental Protection
Airtight and dust resistant and fungus resistant and heat resistant and humidity resistant and shock resistant and vibration resistant and water resistant
Furnished Items And Quantity
Nut 8; lockwasher 6; shunt wire 1; seal 1
Indicator Type
Dial w/pointer
Installation Design
Panel
Mounting Arrangement Style
Four hole/stud rectangular/square
Sensitivity Rating
100.0 volts
Dial Scale Marking Color
Black single indicator 1st range
Dial Scale Marking Color
Black single indicator 2nd range
Dial Scale Marking Color
Red single indicator 3rd range
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
Unable To Decode
Unable to decode or unable to decode
Meter Depth Behind Mounting Flange
Between 1.155 inches and 1.165 inches
Meter Body Diameter Behind Mounting Flange
Between 2.770 inches and 2.790 inches
Movement Type
Moving coil, permanent magnet
Background Color
White single indicator all ranges
Pointer Color
Red single indicator all ranges
Power Source
External
Mounting Facility Type And Quantity
4 threaded stud
Scale Graduation Type
Linear single indicator 1st range
Scale Graduation Type
Linear single indicator 2nd range
Scale Graduation Type
Nonlinear single indicator 3rd range
Measurement Range
+0.0/+10.0 millivolts, ac single indicator 2nd range
Measurement Range
+0.0/+3.0 millivolts, ac single indicator 1st range
Measurement Range
+0.0/+50.0 millivolts, ac single indicator 3rd range
Measurement Range
+0.0 to 10.0 millivolts, ac single indicator 2nd range
Measurement Range
+0.0 to 3.0 millivolts, ac single indicator 1st range
Measurement Range
+0.0 to 50.0 millivolts, ac single indicator 3rd range
Mounting Stud Diameter
Between 0.128 inches and 0.148 inches
Scale Selection Method
Terminal
Features Provided
External shunting and luminous scale marking and magnetic shield and zero adjuster
Movement Suspension Method
Jewel pivot base
Circuit Attachment Method And Quantity
2 threaded stud
Material
Plastic
Nuclear Hardness Critical Feature
Nonhardened
Surface Treatment
Paint
Special Test Features
Complies with mil-m-10304
Style Designator
Rectangular flush mtg
Fsc Application Data
Test set, elect. Equip.
NSN
6625-00-458-2481
Part Number
251-115A
Description
Voltmeter
CAGE
85711

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 251-115A NSN 6625-00-458-2481

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:
TG
CRITL:
X

Packaging & Shipping

Est. Pack Size
Est. Pack Weight
Est. Item Weight
Est. Item Dim.
Pack Size:
--
Paclk Weight:
0.1000lbs
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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