Voltmeter

TM256

TM256
(NSN) National Stock Number
6625-00-643-1792
Federal Supply Classification
6625 Electrical and Electronic Properties Measuring and Testing Instruments
Item Name Code
16449
Schedule B Code
9030908030
Summary

Dc circuit current for which designed, 3000.0 dielectric withstanding voltage in volts, 2.850 inches maximum overall length, 50 single indicator single range scale division quantity, 0.500 inches nominal mounting stud length, 3.510 inches maximum overall diameter

DAC HCC DMIL RNCC
5 - - C
RNVC SADC MSDS RNAAC
1 AF - TX
Identification

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.

INC FIIG Concept Condition
16449 A310A0 - 1
Specifications
Circuit Current For Which Designed
dc
Details The type of electrical circuit in which the item is designed to be used.
Dielectric Withstanding Voltage In Volts
3000.0
Details The maximum voltage the insulating materials of the item will withstand without resulting in disruptive discharge or deterioration,expressed in volts.
Overall Length
2.850 inches maximum
Details The dimension measured along the longitudinal axis with terminated points at the extreme ends of the item.
Scale Division Quantity
50 single indicator single range
Details The number of scale divisions.
Mounting Stud Length
0.500 inches nominal
Details A measurement of the longest dimension of the mounting stud,in distinction from width.
Overall Diameter
3.510 inches maximum
Details A measurement of the longest straight line across a circular cross-sectional plane.
Environmental Protection
cold resistant and heat resistant and shock resistant and submersible and vibration resistant and watertight
Details The environmental elements or conditions that an item is designed or protected to resist or withstand satisfactorily.
Mounting Bolt Circle Diameter
3.160 inches nominal
Details The length of a straight line which passes through the center of a mounting bolt circle,and terminates at the circumference.
End Item Identification
aircraft stratofortress b-52,eagle f-15,missile minuteman lgm-30,phased array warning system(paws),ballistic missile early warning system(bmews),support equipment aircraft t-37,t-38
Details The national stock number or the identification information of the end equipment for which the item is a part.
Furnished Items And Quantity
mtg hdw 3
Details The name and number of those parts furnished with the item of supply that have not been specified elsewhere.
Indicator Type
dial w/pointer
Details Indicates the type of device used to register the condition(s).
Installation Design
panel
Details The installation for which the item is designed.
Mounting Arrangement Style
three hole/stud bolt circle
Details The style designation indicating the configuration that most nearly corresponds to the arrangement of the mounting.
Sensitivity Rating
1.0 milliamperes
Details The rated sensitivity of the item.
Dial Scale Marking Color
black single indicator single range
Details The hue or tint of the dial scale marking(s).
Accuracy In Percent
-2.0 to 2.0 at full scale single indicator single range
Details An indication of the accuracy of an item,expressed in percent.
Meter Depth Behind Mounting Flange
1.660 inches maximum
Details A measurement between the mounting flange and the extremity of the meter, indistinction from height.
Meter Body Diameter Behind Mounting Flange
2.800 inches maximum
Details The length of a straight line which passes through the center of the meter body behind the mounting flange, and terminates at the circumference.
Movement Type
moving coil, permanent magnet
Details Indicates the type of movement provided.
Background Color
white single indicator single range
Details The hue or tint of the background.
Pointer Color
black single indicator single range
Details The hue or tint of the pointer.
Power Source
external
Details The source of power which provides the energy required for the operation of the item.
Mounting Facility Type And Quantity
3 threaded stud
Details Indicates the type and number of facilities by which the item is mounted.
Scale Graduation Type
linear single indicator single range
Details Indicates the type of graduations provided on the scale.
Measurement Range
+0.0 to 50.0 volts, dc single indicator single range
Details The minimum to maximum value which the item is capable of measuring.
Mounting Stud Diameter
0.138 inches nominal
Details The length of a straight line which passes through the center of a mounting stud,and terminates at the circumference.
Scale Selection Method
terminal
Details The means provided for selecting a scale.
Features Provided
luminous scale marking and magnetic shield and zero adjuster
Details Those features,not otherwise specified,which may be required for proper functioning of the item.
Criticality Code Justification
feat
Details The master requirement codes of those requirements which are technically critical by reason of tolerance,fit,performance,or other characteristics which affect identification of the item.
Movement Suspension Method
metal pivot base
Details The means employed to suspend the movement of the item.
Circuit Attachment Method And Quantity
2 solder lug and 2 threaded stud
Details The means provided for electrical connection to a circuit and the number of each type of connection.
Special Features
weapon system essential
Details Those unusual or unique characteristics or qualities of an item not covered in the other requirements and which are determined to be essential for identification on one or more other functions.
Special Markings
sealed-do not open
Details Markings included on an item for the purpose of offering instructions or warnings or to indicate the purpose,function,or application of the item.excludes manufacturers part numbers,symbols,or the like.
Material
steel
Details The chemical compound or mechanical mixture properties of which the item is fabricated.
Surface Treatment
enamel semigloss
Details The metallic,nonmetallic,and/or chemical properties with which the item is plated,dipped,and/or coated.the treatment is designed to protect the surface(s) and cannot be wiped off.
Surface Treatment Document And Classification
mil-f-14072 mil spec single treatment response
Details The specification,standard,or manufacturers reference,and the classification designation,such as type,class,grade,and the like,that identifies the surface treatment material.
Style Designator
round flush mtg
Details The style designation indicating the configuration that most nearly corresponds to the appearance of the item.
Test Data Document
81349-mil-m-10304 specification (includes engineering type bulletins, brochures,etc., that reflect specification type data in specification format; excludes commercial catalogs, industry directories, and similar trade publications, reflecting general type data on certain environmental and performance requirements and test conditions that are shown as "typical", "average", "nominal", etc.).
Details The specification,standard,drawing,or similar instrument that specifies environmental and performance requirements or test conditions under which an item is tested and establishes acceptable limits within which the item must conform identified by an alphabetic and/or numeric reference number. includes the commercial and government entity (cage) code of the entity controlling the instrument.
Specification/Standard Data
81349-mil-m-10304/11 government specification
Details The document designator of the specification or standard which established the item of supply.
Fsc Application Data
test set,elect. equip.
Details The justification for the assignment of a federal supply class /fsc/ to an item based on the classification of the next higher classifiable assembly.
Master-Cross Reference List
Part CAGE DAC HCC RNCC RNVC MSDS RNAAC
6625006431792 SCY13 9 - 5 9 - YP
6625PL1785430 9009H 9 - 6 9 - WP
301-01076 77221 5 - C 1 - TX
311-01076 77221 5 - C 1 - TX
GS83W37 73030 5 - C 1 - ZZ
MR35W050DCVV 65054 5 - C 1 - TX
574-0736PC22 12867 5 - C 1 - TX
A215-5151 82386 5 - 5 9 - TX
86663-1 37942 5 - C 1 - TX
6872259E38 73342 5 - C 1 - TX
8D071V1AS2 24446 5 - C 1 - TX
HS3MR368050 33005 4 - 5 9 - SB
756-110 63300 5 - 5 9 - ZZ
A215-5151 63300 5 - C 1 - TX
831328 19203 5 - C 1 - TX
1102007 65092 6 - 5 9 - TX
1531CLASS52 65092 6 - 5 9 - TX
185154 65092 5 - C 1 - TX
2531-1101001 65092 5 - C 1 - TX
2531-3438 65092 5 - C 1 - ZZ
301 65092 5 - C 1 - TX
ME1147 80249 5 - C 1 - TX
321HR0-50VDC 60741 5 - C 1 - TX
MR35W050DCVV 79500 5 - C 1 - TX
831328-00 32345 9 - 5 9 - XB
MIL-M-10304/11 81349 E - 5 9 - TX
MIL-PRF-10304/11 81349 E - 4 1 - ZZ
MILM6 81349 E - C 1 - TX
MR35W050DCVV 81349 E - C 1 - TX
MR36W050DCVV 81349 3 - C 1 - ZZ
MR36W050DCVVR 81349 E - 2 2 - TX
Material and Special Handling
Hazardous material, precious metals, criticality, and electrostatic discharge indicators.
HMIC PMIC ESD/EMI Criticality
P A - -
Freight
Universal / National Freight and Handling Information
UFC HMC LTL LCL
34540 - J -
RVC WCC TCC SHC
- 657 Z 9

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Manufacturer
TELECTRO SYSTEMS CORP
CAGE: 30040
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FAQs
Frequently asked questions for NSN 6625-00-643-1792
What is the NIIN of the NSN 6625-00-643-1792?
The National Item Identification Number (NIIN) of the NSN 6625-00-643-1792 is 00-643-1792
When the NSN 6625-00-643-1792 was assigned to the Federal Catalog?
It was assigned 62 years ago, on Tue, Jan 1, 1963
Does the NSN 6625-00-643-1792 contain any precious metals?
Does not contain precious metal
Does the NSN 6625-00-643-1792 contain any hazardous material?
No information in HMIRS

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