PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

A0-25Voltmeter

General Electric Company · NSN 6625-00-193-0318 · FSC 6625 · No Item Name Available
Verified by PartsTable
NSN 6625-00-193-0318 — this item is cataloged by the U.S. Government under National Stock Number 6625-00-193-0318. Primary manufacturer part number: A0-25.
Features
  • Voltmeter — FSC 6625
  • Mounting Hole Diameter: 0.125 INCHES NOMINAL IN
  • Circuit Current for Which Designed: AC
  • Measurement Range: +0.0 TO 150.0 VOLTS, AC SINGLE INDICATOR SINGLE RANGE
  • Circuit Attachment Method and Quantity: 2 THREADED STUD
  • Installation Design: PANEL
  • Dial Scale Marking Color: BLACK SINGLE INDICATOR SINGLE RANGE
  • Meter Depth Behind Mounting Flange: 1.625 INCHES NOMINAL IN
Applications
  • Applications requiring Plastic construction
General Description

The Voltmeter, cataloged under National Stock Number 6625-00-193-0318, is classified within Federal Supply Class 6625 (No Item Name Available) of the Instruments and Laboratory Equipment group. The primary manufacturer of record is General Electric Company. Government technical data includes 27 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. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active. Unit of issue: EA.

Technical Specifications
ParameterValue
NSN6625-00-193-0318
Primary Part NumberA0-25
Item NameVoltmeter
FSC / FSG6625 / 66 — No Item Name Available
ManufacturerGeneral Electric Company
StatusACTIVE
Mounting Hole Diameter0.125 INCHES NOMINAL IN
Circuit Current for Which DesignedAC
Measurement Range+0.0 TO 150.0 VOLTS, AC SINGLE INDICATOR SINGLE RANGE
Circuit Attachment Method and Quantity2 THREADED STUD
Installation DesignPANEL
Dial Scale Marking ColorBLACK SINGLE INDICATOR SINGLE RANGE
Meter Depth Behind Mounting Flange1.625 INCHES NOMINAL IN
Center to Center Distance Between Mounting Facilities Parallel to Length2.250 INCHES NOMINAL IN
Mounting Arrangement StyleFOUR HOLE/STUD RECTANGULAR/SQUARE
Mounting Facility Type and Quantity4 THREADED HOLE(S)
MaterialPLASTIC
Accuracy in Percent-2.0 TO 2.0 AT FULL SCALE SINGLE INDICATOR ALL RANGES
ColorUNABLE TO DECODE
Center to Center Distance Between Mounting Facilities Parallel to Width2.250 INCHES NOMINAL IN
Style DesignatorRECTANGULAR FLUSH MTG
Reference Number Differentiating CharacteristicsAS DIFFERENTIATED BY REPLY TO SCALE RANGE AND GRADUATION DATA
Meter Body Diameter Behind Mounting Flange2.800 INCHES NOMINAL IN
Mounting Hole Diameter0.125 INCHES NOMINAL IN
Circuit Current for Which DesignedAC
Measurement Range+0.0 TO 150.0 VOLTS, AC SINGLE INDICATOR SINGLE RANGE
Circuit Attachment Method and Quantity2 THREADED STUD
Installation DesignPANEL
Dial Scale Marking ColorBLACK SINGLE INDICATOR SINGLE RANGE
Meter Depth Behind Mounting Flange1.625 INCHES NOMINAL IN
Center to Center Distance Between Mounting Facilities Parallel to Length2.250 INCHES NOMINAL IN
Mounting Arrangement StyleFOUR HOLE/STUD RECTANGULAR/SQUARE
Mounting Facility Type and Quantity4 THREADED HOLE(S)
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Shelf Life Code0
Unit of IssueEA
SMR CodeL
Verified Substitutes 1
5365-01-357-83006397419 INTERCHANGEABLE
Spacer,plate
Naval Sea Systems Command
Cross-Reference Index
Part NumberManufacturer
A0-25 General Electric Company (USA)
93X474 General Electric Company (USA)
Related Parts
5365-01-357-8300INTERCHANGEABLE
SPACER,PLATE
6397419

Frequently Asked Questions

What is NSN 6625-00-193-0318?

NSN 6625-00-193-0318 is a Voltmeter, manufactured by General Electric Company, classified under FSC 6625 (No Item Name Available). Status: active.

What are the part numbers for NSN 6625-00-193-0318?

NSN 6625-00-193-0318 has 2 cross-referenced part numbers: A0-25 (General Electric Company), 93X474 (General Electric Company).

What NSN replaces 6625-00-193-0318?

There is 1 known substitute for 6625-00-193-0318: 5365-01-357-8300. Verify interchangeability with system specifications before substitution.

What are the specifications of A0-25?

Key specifications for A0-25: Mounting Hole Diameter: 0.125 INCHES NOMINAL IN; Circuit Current for Which Designed: AC; Measurement Range: +0.0 TO 150.0 VOLTS, AC SINGLE INDICATOR SINGLE RANGE; Circuit Attachment Method and Quantity: 2 THREADED STUD. 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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