PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

351Voltmeter

Lfe Instruments a Mark IV Co · NSN 6625-00-881-9898 · FSC 6625 · No Item Name Available
Verified by PartsTable
NSN 6625-00-881-9898 — this item is cataloged by the U.S. Government under National Stock Number 6625-00-881-9898. Primary manufacturer part number: 351.
Features
  • Voltmeter — FSC 6625
  • Mounting Facility Type and Quantity: 4 THREADED STUD(S)
  • Mounting Arrangement Style: FOUR HOLE/STUD RECTANGULAR/SQUARE
  • Scale Division Quantity: 38 SINGLE INDICATOR SINGLE RANGE
  • Dial Scale Marking Color: BLACK SINGLE INDICATOR SINGLE RANGE
  • Color: UNABLE TO DECODE
  • Circuit Attachment Method and Quantity: 2 THREADED STUD
  • Material: PLASTIC
Applications
  • Applications requiring Plastic construction
General Description

The Voltmeter, cataloged under National Stock Number 6625-00-881-9898, is classified within Federal Supply Class 6625 (No Item Name Available) of the Instruments and Laboratory Equipment group. The primary manufacturer of record is Lfe Instruments a Mark IV Co. Government technical data includes 28 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference 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.

Technical Specifications
ParameterValue
NSN6625-00-881-9898
Primary Part Number351
Item NameVoltmeter
FSC / FSG6625 / 66 — No Item Name Available
ManufacturerLfe Instruments a Mark IV Co
StatusACTIVE
Mounting Facility Type and Quantity4 THREADED STUD(S)
Mounting Arrangement StyleFOUR HOLE/STUD RECTANGULAR/SQUARE
Scale Division Quantity38 SINGLE INDICATOR SINGLE RANGE
Dial Scale Marking ColorBLACK SINGLE INDICATOR SINGLE RANGE
ColorUNABLE TO DECODE
Circuit Attachment Method and Quantity2 THREADED STUD
MaterialPLASTIC
Accuracy in Percent-1.5 TO 1.5 AT FULL SCALE SINGLE INDICATOR SINGLE RANGE
Measurement Range+160.0 TO 325.0 VOLTS, AC SINGLE INDICATOR SINGLE RANGE
Installation DesignPANEL
Meter Body Diameter Behind Mounting Flange2.850 INCHES NOMINAL IN
Movement TypeMOVING IRON VANE
Style DesignatorRECTANGULAR FLUSH MTG
Meter Depth Behind Mounting Flange1.109 INCHES NOMINAL IN
Frequency Response Range+450.000 TO 840.000 HERTZ
Circuit Current for Which DesignedAC
Center to Center Distance Between Mounting Facilities Parallel to Length3.000 INCHES NOMINAL IN
Mounting Stud Diameter0.138 INCHES NOMINAL IN
Center to Center Distance Between Mounting Facilities Parallel to Width2.625 INCHES NOMINAL IN
Movement Suspension MethodJEWEL PIVOT BASE
Mounting Facility Type and Quantity4 THREADED STUD(S)
Mounting Arrangement StyleFOUR HOLE/STUD RECTANGULAR/SQUARE
Scale Division Quantity38 SINGLE INDICATOR SINGLE RANGE
Dial Scale Marking ColorBLACK SINGLE INDICATOR SINGLE RANGE
ColorUNABLE TO DECODE
Circuit Attachment Method and Quantity2 THREADED STUD
MaterialPLASTIC
Accuracy in Percent-1.5 TO 1.5 AT FULL SCALE SINGLE INDICATOR SINGLE RANGE
Lifecycle & Compliance
Acquisition StatusACTIVE
Successor6625-00-892-5670 (IM175U)
HAZMATNo
Verified Substitutes 6
6625-00-892-5670IM175U SUCCESSOR
Meter,standing Wave Ratio
Joint Electronics Type Designation System
5999-00-950-7233351 SUCCESSOR
Clip,electrical
Halsit Holdings Llc Div Halsit Holdings, Llc Dba Abbatron
6625-00-135-4823 INTERCHANGEABLE
Converter,signal Data
6625-00-197-83606339332-1 INTERCHANGEABLE
Phasemeter
Lockheed Martin Corporation Div Rotary and Mission Systems
5999-00-501-8365 INTERCHANGEABLE
Clip,electrical
7025-01-185-1049 INTERCHANGEABLE
Printer,automatic Data Processin
Cross-Reference Index
Part NumberManufacturer
351 Lfe Instruments a Mark IV Co (USA)
Related Parts
SUCCESSOR 6625-00-892-5670 Meter,standing Wave Ratio · IM175U
5999-00-950-7233SUCCESSOR
CLIP,ELECTRICAL
351
6625-00-135-4823INTERCHANGEABLE
CONVERTER,SIGNAL DATA
6625-00-197-8360INTERCHANGEABLE
PHASEMETER
6339332-1
5999-00-501-8365INTERCHANGEABLE
CLIP,ELECTRICAL
7025-01-185-1049INTERCHANGEABLE
PRINTER,AUTOMATIC DATA PROCESSIN

Frequently Asked Questions

What is NSN 6625-00-881-9898?

NSN 6625-00-881-9898 is a Voltmeter, manufactured by Lfe Instruments a Mark IV Co, classified under FSC 6625 (No Item Name Available). Status: active.

What are the part numbers for NSN 6625-00-881-9898?

NSN 6625-00-881-9898 has 1 cross-referenced part number: 351 (Lfe Instruments a Mark IV Co).

What NSN replaces 6625-00-881-9898?

There are 6 known substitutes for 6625-00-881-9898: 6625-00-892-5670, 5999-00-950-7233, 6625-00-135-4823 and 3 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 351?

Key specifications for 351: Mounting Facility Type and Quantity: 4 THREADED STUD(S); Mounting Arrangement Style: FOUR HOLE/STUD RECTANGULAR/SQUARE; Scale Division Quantity: 38 SINGLE INDICATOR SINGLE RANGE; 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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