PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

MIL-PRF-10304/6Voltmeter

Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M · NSN 6625-00-070-4318 · FSC 6625 · No Item Name Available
Verified by PartsTable
NSN 6625-00-070-4318 — this item is cataloged by the U.S. Government under National Stock Number 6625-00-070-4318. Primary manufacturer part number: MIL-PRF-10304/6.
Features
  • Voltmeter — FSC 6625
  • Pointer Color: BLACK SINGLE INDICATOR SINGLE RANGE
  • Phase: SINGLE
  • Scale Selection Method: TERMINAL
  • Power Source: EXTERNAL
  • Circuit Attachment Method and Quantity: 2 SOLDER LUG
  • Mounting Facility Type and Quantity: 3 SCREW AND 3 UNTHREADED HOLE(S)
  • Scale Graduation Type: LINEAR SINGLE INDICATOR SINGLE RANGE
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Voltmeter, cataloged under National Stock Number 6625-00-070-4318, is classified within Federal Supply Class 6625 (No Item Name Available) of the Instruments and Laboratory Equipment group. The primary manufacturer of record is Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M. Government technical data includes 28 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active. Unit of issue: EA.

Technical Specifications
ParameterValue
NSN6625-00-070-4318
Primary Part NumberMIL-PRF-10304/6
Item NameVoltmeter
FSC / FSG6625 / 66 — No Item Name Available
ManufacturerMilitary Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
StatusACTIVE
Pointer ColorBLACK SINGLE INDICATOR SINGLE RANGE
PhaseSINGLE
Scale Selection MethodTERMINAL
Power SourceEXTERNAL
Circuit Attachment Method and Quantity2 SOLDER LUG
Mounting Facility Type and Quantity3 SCREW AND 3 UNTHREADED HOLE(S)
Scale Graduation TypeLINEAR SINGLE INDICATOR SINGLE RANGE
Features ProvidedLUMINOUS SCALE MARKING AND MAGNETIC SHIELD AND ZERO ADJUSTER
Measurement Range+0.0 TO 15.0 VOLTS, AC SINGLE INDICATOR SINGLE RANGE
Meter Depth Behind Mounting Flange1.600 INCHES MAXIMUM IN
Surface Treatment Document and ClassificationMIL-F-14072 MIL SPEC SINGLE TREATMENT RESPONSE
Meter Body Diameter Behind Mounting Flange2.210 INCHES MAXIMUM IN
Special Test FeaturesCOMPLIES WITH MIL-M-10304
Style DesignatorROUND FLUSH MTG
Frequency Response Range+360.000 TO 440.000 HERTZ
Indicator TypeDIAL W/POINTER
ColorUNABLE TO DECODE
Overall Diameter2.695 INCHES MAXIMUM IN
Test Data Document81349-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.).
Supplementary Features4 VOLT-AMPERES POWER CONSUMPTION
FSC Application DataTEST SET,ELECT. EQUIP.
Movement Suspension MethodTAUT BAND
Furnished Items and QuantityNUT 7; LOCKWASHER 5; SEAL 1
Environmental ProtectionCOLD RESISTANT AND HEAT RESISTANT AND SHOCK RESISTANT AND SUBMERSIBLE AND VIBRATION RESISTANT AND WATERTIGHT
Surface TreatmentENAMEL SEMIGLOSS
Mounting Arrangement StyleTHREE HOLE/STUD BOLT CIRCLE
Installation DesignPANEL
Dial Scale Marking ColorBLACK SINGLE INDICATOR SINGLE RANGE
Lifecycle & Compliance
Acquisition StatusACTIVE
Successor6625-00-555-3094
HAZMATNo
Shelf Life Code0
Unit of IssueEA
SMR CodeJ
Weight0.5300 lbs
Cube0.0208 cu ft
Verified Substitutes 3
Voltmeter
Ammeter
Voltmeter
Cross-Reference Index
Part NumberManufacturer
MIL-PRF-10304/6 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
MIL-M-10304/6 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
MR26W015AFVVR Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
Related Parts
SUCCESSOR 6625-00-555-3094 Voltmeter
6625-00-585-9956SUCCESSOR
AMMETER
6625-01-099-3791SUCCESSOR
VOLTMETER

Frequently Asked Questions

What is NSN 6625-00-070-4318?

NSN 6625-00-070-4318 is a Voltmeter, manufactured by Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M, classified under FSC 6625 (No Item Name Available). Status: active.

What are the part numbers for NSN 6625-00-070-4318?

NSN 6625-00-070-4318 has 3 cross-referenced part numbers: MIL-PRF-10304/6 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), MIL-M-10304/6 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), MR26W015AFVVR (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M).

What NSN replaces 6625-00-070-4318?

There are 3 known substitutes for 6625-00-070-4318: 6625-00-555-3094, 6625-00-585-9956, 6625-01-099-3791. Verify interchangeability with system specifications before substitution.

What are the specifications of MIL-PRF-10304/6?

Key specifications for MIL-PRF-10304/6: Overall Length: 2.650 INCHES MAXIMUM IN; Pointer Color: BLACK SINGLE INDICATOR SINGLE RANGE; Special Features: RUGGEDIZED; Phase: SINGLE. 30 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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