PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

29Voltmeter

Simpson Electric Company, Inc. · NSN 6625-00-774-9717 · FSC 6625 · No Item Name Available
Verified by PartsTable
NSN 6625-00-774-9717 — this item is cataloged by the U.S. Government under National Stock Number 6625-00-774-9717. Primary manufacturer part number: 29.
Features
  • Voltmeter — FSC 6625
  • Pointer Color: BLACK SINGLE INDICATOR SINGLE RANGE
  • Power Source: EXTERNAL
  • Circuit Attachment Method and Quantity: 2 THREADED STUD
  • Center to Center Distance Between Mounting Facilities Parallel to Length: 4.000 INCHES NOMINAL IN
  • Reliability Indicator: NOT ESTABLISHED
  • Mounting Stud Diameter: 0.138 INCHES NOMINAL IN
  • Mounting Stud Length: 0.660 INCHES NOMINAL IN
Applications
  • Applications requiring Plastic construction
General Description

The Voltmeter, cataloged under National Stock Number 6625-00-774-9717, is classified within Federal Supply Class 6625 (No Item Name Available) of the Instruments and Laboratory Equipment group. The primary manufacturer of record is Simpson Electric Company, Inc.. Government technical data includes 27 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 6 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled. Unit of issue: EA.

Technical Specifications
ParameterValue
NSN6625-00-774-9717
Primary Part Number29
Item NameVoltmeter
FSC / FSG6625 / 66 — No Item Name Available
ManufacturerSimpson Electric Company, Inc.
StatusCANCELLED
Pointer ColorBLACK SINGLE INDICATOR SINGLE RANGE
Power SourceEXTERNAL
Circuit Attachment Method and Quantity2 THREADED STUD
Center to Center Distance Between Mounting Facilities Parallel to Length4.000 INCHES NOMINAL IN
Reliability IndicatorNOT ESTABLISHED
Mounting Stud Diameter0.138 INCHES NOMINAL IN
Mounting Stud Length0.660 INCHES NOMINAL IN
FSC Application DataTEST SET,ELECT. EQUIPMENT
Nuclear Hardness Critical FeatureNONHARDENED
ColorUNABLE TO DECODE
Installation DesignPANEL
Scale Division Quantity20 SINGLE INDICATOR SINGLE RANGE
Style DesignatorRECTANGULAR FLUSH MTG
Mounting Arrangement StyleFOUR HOLE/STUD RECTANGULAR/SQUARE
Meter Depth Behind Mounting Flange1.000 INCHES NOMINAL IN
MaterialPLASTIC
Accuracy in Percent-2.0 TO 2.0 AT FULL SCALE SINGLE INDICATOR SINGLE RANGE
Movement TypeMOVING COIL, PERMANENT MAGNET
Indicator TypeDIAL W/POINTER
Movement Suspension MethodJEWEL PIVOT BASE
Mounting Facility Type and Quantity4 THREADED STUD(S)
Circuit Current for Which DesignedDC
Meter Body Diameter Behind Mounting Flange2.750 INCHES NOMINAL IN
Dial Scale Marking ColorBLACK SINGLE INDICATOR SINGLE RANGE
Features ProvidedMAGNETIC SHIELD AND ZERO ADJUSTER
Measurement Range+0.0 TO 20.0 KILOVOLTS, DC SINGLE INDICATOR SINGLE RANGE
Center to Center Distance Between Mounting Facilities Parallel to Width3.563 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Shelf Life Code0
Criticality CodeQ
Unit of IssueEA
SMR CodeJN
Weight0.6558 lbs
Cube0.0595 cu ft
Verified Substitutes 6
No Item Name Available
6625-00-060-04592960 SUCCESSOR
Voltmeter
Kay Elemetrics Corporation
6625-00-720-2246420-030 SUCCESSOR
Voltmeter
Triplett (bluffton) Corporation Dba Lfe Instruments
Voltmeter
Electrowriter Trans
Generator,function,electronic Te
Cross-Reference Index
Part NumberManufacturer
29 Simpson Electric Company, Inc. (USA)
00606296013955 The Technical Material Corporation Dba T M C (USA)
MR133 The Technical Material Corporation Dba T M C (USA)
29-0-20DCKV Simpson Electric Company, Inc. (USA)
Related Parts
6625-00-023-8926SUCCESSOR
NO ITEM NAME AVAILABLE
6625-00-060-0459SUCCESSOR
VOLTMETER
2960
6625-00-720-2246SUCCESSOR
VOLTMETER
420-030
6625-00-777-2108SUCCESSOR
VOLTMETER
5895-01-017-7020SUCCESSOR
ELECTROWRITER TRANS
6625-01-421-1761SUCCESSOR
GENERATOR,FUNCTION,ELECTRONIC TE

Frequently Asked Questions

What is NSN 6625-00-774-9717?

NSN 6625-00-774-9717 is a Voltmeter, manufactured by Simpson Electric Company, Inc., classified under FSC 6625 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 6625-00-774-9717?

NSN 6625-00-774-9717 has 4 cross-referenced part numbers: 29 (Simpson Electric Company, Inc.), 00606296013955 (The Technical Material Corporation Dba T M C), MR133 (The Technical Material Corporation Dba T M C), 29-0-20DCKV (Simpson Electric Company, Inc.).

What NSN replaces 6625-00-774-9717?

There are 6 known substitutes for 6625-00-774-9717: 6625-00-023-8926, 6625-00-060-0459, 6625-00-720-2246 and 3 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 29?

Key specifications for 29: Pointer Color: BLACK SINGLE INDICATOR SINGLE RANGE; Power Source: EXTERNAL; Circuit Attachment Method and Quantity: 2 THREADED STUD; Center to Center Distance Between Mounting Facilities Parallel to Length: 4.000 INCHES NOMINAL IN. 30 total characteristics are documented in the Federal Logistics Information System.

Is NSN 6625-00-774-9717 still in active supply?

NSN 6625-00-774-9717 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.

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