PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

P1DV-E20-A3SVoltmeter

La Marche Mfg Co. Dba La Marche · NSN 6625-01-349-0256 · FSC 6625 · No Item Name Available
Verified by PartsTable
NSN 6625-01-349-0256 — this item is cataloged by the U.S. Government under National Stock Number 6625-01-349-0256. Primary manufacturer part number: P1DV-E20-A3S.
Features
  • Voltmeter — FSC 6625
  • Surface Treatment: ZINC
  • Mounting Arrangement Style: TWO HOLE/STUD
  • Mounting Stud Length: 0.375 INCHES NOMINAL IN
  • Accuracy in Percent: -5.0 TO 5.0 AT FULL SCALE SINGLE INDICATOR SINGLE RANGE
  • Furnished Items and Quantity: NUT 2; WASHER 2
  • Environmental Protection: SHOCK RESISTANT AND VIBRATION RESISTANT
  • Installation Design: PANEL
Applications
  • Applications requiring Steel construction
General Description

The Voltmeter, cataloged under National Stock Number 6625-01-349-0256, is classified within Federal Supply Class 6625 (No Item Name Available) of the Instruments and Laboratory Equipment group. The primary manufacturer of record is La Marche Mfg Co. Dba La Marche. Government technical data includes 27 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 3 manufacturers, 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
NSN6625-01-349-0256
Primary Part NumberP1DV-E20-A3S
Item NameVoltmeter
FSC / FSG6625 / 66 — No Item Name Available
ManufacturerLa Marche Mfg Co. Dba La Marche
StatusACTIVE
Surface TreatmentZINC
Mounting Arrangement StyleTWO HOLE/STUD
Mounting Stud Length0.375 INCHES NOMINAL IN
Accuracy in Percent-5.0 TO 5.0 AT FULL SCALE SINGLE INDICATOR SINGLE RANGE
Furnished Items and QuantityNUT 2; WASHER 2
Environmental ProtectionSHOCK RESISTANT AND VIBRATION RESISTANT
Installation DesignPANEL
Meter Body Diameter Behind Mounting Flange2.000 INCHES NOMINAL IN
FSC Application DataTEST SET,ELECT. EQUIP.
Distance Between Mounting Facility Centers2.784 INCHES MINIMUM AND 2.825 INCHES MAXIMUM IN
Scale Division Quantity20 SINGLE INDICATOR SINGLE RANGE
Meter Depth Behind Mounting Flange0.625 INCHES NOMINAL IN
Movement TypeMOVING COIL, PERMANENT MAGNET
Dial Scale Marking ColorBLACK SINGLE INDICATOR SINGLE RANGE
Indicator TypeDIAL W/POINTER
Style DesignatorRECTANGULAR FLUSH MTG
MaterialSTEEL
Movement Suspension MethodJEWEL PIVOT BASE
Mounting Stud Diameter0.190 INCHES NOMINAL IN
Power SourceEXTERNAL
Scale Graduation TypeLINEAR SINGLE INDICATOR SINGLE RANGE
Mounting Facility Type and Quantity2 THREADED STUD(S)
ColorUNABLE TO DECODE
Features ProvidedMAGNETIC SHIELD AND ZERO ADJUSTER
Pointer ColorBLACK SINGLE INDICATOR SINGLE RANGE
Circuit Attachment Method and Quantity2 SOLDER LUG AND 2 THREADED STUD
Measurement Range+0.0 TO 20.0 VOLTS, DC SINGLE INDICATOR SINGLE RANGE
Lifecycle & Compliance
Acquisition StatusACTIVE
Successor6625-00-669-5747 (44)
HAZMATNo
Shelf Life Code0
Unit of IssueEA
SMR CodeJ
Verified Substitutes 6
6625-00-669-574744 SUCCESSOR
Multimeter
Sterling Mfg Co
5999-00-195-9677 INTERCHANGEABLE
Clip,electrical
7045-01-086-2044 INTERCHANGEABLE
Tape,electronic Data Processing
6625-01-341-9674P1DV-E35-A3S INTERCHANGEABLE
Voltmeter
La Marche Mfg Co. Dba La Marche
6625-01-342-3459P1DA-E130-A1S INTERCHANGEABLE
Ammeter
La Marche Mfg Co. Dba La Marche
6625-01-349-0258P1DA-E25-A1S INTERCHANGEABLE
Ammeter
La Marche Mfg Co. Dba La Marche
Cross-Reference Index
Part NumberManufacturer
21-114-LM Prime Technology Llc (USA)
P1DV-E20-A3S PRIMARY La Marche Mfg Co. Dba La Marche (USA)
44 Emico Inc (USA)
Related Parts
SUCCESSOR 6625-00-669-5747 Multimeter · 44
5999-00-195-9677INTERCHANGEABLE
CLIP,ELECTRICAL
7045-01-086-2044INTERCHANGEABLE
TAPE,ELECTRONIC DATA PROCESSING
6625-01-341-9674INTERCHANGEABLE
VOLTMETER
P1DV-E35-A3S
6625-01-342-3459INTERCHANGEABLE
AMMETER
P1DA-E130-A1S
6625-01-349-0258INTERCHANGEABLE
AMMETER
P1DA-E25-A1S

Frequently Asked Questions

What is NSN 6625-01-349-0256?

NSN 6625-01-349-0256 is a Voltmeter, manufactured by La Marche Mfg Co. Dba La Marche, classified under FSC 6625 (No Item Name Available). Status: active.

What are the part numbers for NSN 6625-01-349-0256?

NSN 6625-01-349-0256 has 3 cross-referenced part numbers: 21-114-LM (Prime Technology Llc), P1DV-E20-A3S (La Marche Mfg Co. Dba La Marche), 44 (Emico Inc).

What NSN replaces 6625-01-349-0256?

There are 6 known substitutes for 6625-01-349-0256: 6625-00-669-5747, 5999-00-195-9677, 7045-01-086-2044 and 3 more. Verify interchangeability with system specifications before substitution.

What are the specifications of P1DV-E20-A3S?

Key specifications for P1DV-E20-A3S: Surface Treatment: ZINC; Mounting Arrangement Style: TWO HOLE/STUD; Overall Height: 2.813 INCHES NOMINAL IN; Mounting Stud Length: 0.375 INCHES NOMINAL IN. 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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