PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

MR39W120AFHVoltmeter

Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M · NSN 6625-00-771-7209 · FSC 6625 · No Item Name Available
Verified by PartsTable
NSN 6625-00-771-7209 — this item is cataloged by the U.S. Government under National Stock Number 6625-00-771-7209. Primary manufacturer part number: MR39W120AFH.
Features
  • Voltmeter — FSC 6625
  • Overall Diameter: 3.510 INCHES NOMINAL IN
  • Material: PLASTIC
  • Color: UNABLE TO DECODE
  • Dial Scale Marking Color: BLACK SINGLE INDICATOR SINGLE RANGE
  • Style Designator: ROUND FLUSH MTG
  • Meter Body Diameter Behind Mounting Flange: 2.860 INCHES NOMINAL IN
  • Accuracy in Percent: -0.2 TO 0.2 AT FULL SCALE SINGLE INDICATOR ALL RANGES
Applications
  • Applications requiring Plastic construction
General Description

The Voltmeter, cataloged under National Stock Number 6625-00-771-7209, 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 30 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 6 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active. Unit of issue: EA.

Technical Specifications
ParameterValue
NSN6625-00-771-7209
Primary Part NumberMR39W120AFH
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
Overall Diameter3.510 INCHES NOMINAL IN
MaterialPLASTIC
ColorUNABLE TO DECODE
Dial Scale Marking ColorBLACK SINGLE INDICATOR SINGLE RANGE
Style DesignatorROUND FLUSH MTG
Meter Body Diameter Behind Mounting Flange2.860 INCHES NOMINAL IN
Accuracy in Percent-0.2 TO 0.2 AT FULL SCALE SINGLE INDICATOR ALL RANGES
Installation DesignPANEL
Mounting Facility Type and Quantity3 UNTHREADED HOLE(S)
Meter Depth Behind Mounting Flange6.000 INCHES NOMINAL IN
Mounting Bolt Circle Diameter3.220 INCHES NOMINAL IN
Frequency Response Range+390.000 TO 410.000 HERTZ
Mounting Hole Diameter0.150 INCHES NOMINAL IN
Circuit Attachment Method and Quantity2 THREADED STUD
Mounting Arrangement StyleTHREE HOLE/STUD BOLT CIRCLE
Circuit Current for Which DesignedAC
Overall Diameter3.510 INCHES NOMINAL IN
MaterialPLASTIC
ColorUNABLE TO DECODE
Dial Scale Marking ColorBLACK SINGLE INDICATOR SINGLE RANGE
Style DesignatorROUND FLUSH MTG
Meter Body Diameter Behind Mounting Flange2.860 INCHES NOMINAL IN
Accuracy in Percent-0.2 TO 0.2 AT FULL SCALE SINGLE INDICATOR ALL RANGES
Installation DesignPANEL
Mounting Facility Type and Quantity3 UNTHREADED HOLE(S)
Meter Depth Behind Mounting Flange6.000 INCHES NOMINAL IN
Mounting Bolt Circle Diameter3.220 INCHES NOMINAL IN
Frequency Response Range+390.000 TO 410.000 HERTZ
Mounting Hole Diameter0.150 INCHES NOMINAL IN
Circuit Attachment Method and Quantity2 THREADED STUD
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Shelf Life Code0
Unit of IssueEA
SMR CodeZ
Weight1.2000 lbs
Cube0.0325 cu ft
Verified Substitutes 6
6625-00-243-4341 INTERCHANGEABLE
Voltmeter
6625-00-889-1745 INTERCHANGEABLE
Voltmeter
6625-00-957-0234 INTERCHANGEABLE
Voltmeter
6625-01-126-5410 INTERCHANGEABLE
Voltmeter
6625-01-177-2794 INTERCHANGEABLE
Voltmeter
6625-01-210-9163 INTERCHANGEABLE
Voltmeter
Cross-Reference Index
Part NumberManufacturer
MR39W120AFH Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
MIL-V-23151 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
Related Parts
6625-00-243-4341INTERCHANGEABLE
VOLTMETER
6625-00-889-1745INTERCHANGEABLE
VOLTMETER
6625-00-957-0234INTERCHANGEABLE
VOLTMETER
6625-01-126-5410INTERCHANGEABLE
VOLTMETER
6625-01-177-2794INTERCHANGEABLE
VOLTMETER
6625-01-210-9163INTERCHANGEABLE
VOLTMETER

Frequently Asked Questions

What is NSN 6625-00-771-7209?

NSN 6625-00-771-7209 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 6625-00-771-7209?

NSN 6625-00-771-7209 has 2 cross-referenced part numbers: MR39W120AFH (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), MIL-V-23151 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M).

What NSN replaces 6625-00-771-7209?

There are 6 known substitutes for 6625-00-771-7209: 6625-00-243-4341, 6625-00-889-1745, 6625-00-957-0234 and 3 more. Verify interchangeability with system specifications before substitution.

What are the specifications of MR39W120AFH?

Key specifications for MR39W120AFH: Overall Diameter: 3.510 INCHES NOMINAL IN; Material: PLASTIC; Color: UNABLE TO DECODE; Dial Scale Marking Color: BLACK SINGLE INDICATOR SINGLE RANGE. 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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