PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

09640Voltmeter

Simpson Electric Company, Inc. · NSN 6625-00-020-0101 · FSC 6625 · No Item Name Available
Verified by PartsTable
NSN 6625-00-020-0101 — this item is cataloged by the U.S. Government under National Stock Number 6625-00-020-0101. Primary manufacturer part number: 09640.
Features
  • Voltmeter — FSC 6625
  • Mounting Stud Diameter: 0.112 INCHES NOMINAL IN
  • Circuit Attachment Method and Quantity: 2 BINDING POST
  • Scale Graduation Type: LINEAR SINGLE INDICATOR SINGLE RANGE
  • Movement Suspension Method: JEWEL PIVOT BASE
  • Features Provided: MAGNETIC SHIELD
  • Measurement Range: +0.0 TO 500.0 VOLTS, DC SINGLE INDICATOR SINGLE RANGE
  • Pointer Color: BLACK SINGLE INDICATOR SINGLE RANGE
Applications
  • Applications requiring Plastic construction
General Description

The Voltmeter, cataloged under National Stock Number 6625-00-020-0101, 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 2 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 9 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active. Unit of issue: EA.

Technical Specifications
ParameterValue
NSN6625-00-020-0101
Primary Part Number09640
Item NameVoltmeter
FSC / FSG6625 / 66 — No Item Name Available
ManufacturerSimpson Electric Company, Inc.
StatusACTIVE
Mounting Stud Diameter0.112 INCHES NOMINAL IN
Circuit Attachment Method and Quantity2 BINDING POST
Scale Graduation TypeLINEAR SINGLE INDICATOR SINGLE RANGE
Movement Suspension MethodJEWEL PIVOT BASE
Features ProvidedMAGNETIC SHIELD
Measurement Range+0.0 TO 500.0 VOLTS, DC SINGLE INDICATOR SINGLE RANGE
Pointer ColorBLACK SINGLE INDICATOR SINGLE RANGE
Center to Center Distance Between Mounting Facilities Parallel to Width1.875 INCHES NOMINAL IN
Mounting Facility Type and Quantity4 THREADED STUD(S)
FSC Application DataTEST SET,ELECT. EQUIP.
Movement TypeMOVING COIL, PERMANENT MAGNET
Indicator TypeDIAL W/POINTER
Accuracy in Percent-2.0 TO 2.0 AT FULL SCALE SINGLE INDICATOR SINGLE RANGE
MaterialPLASTIC
Style DesignatorRECTANGULAR FLUSH MTG
Meter Body Diameter Behind Mounting Flange2.172 INCHES NOMINAL IN
Sensitivity Rating2000.0 OHMS PER VOLT
ColorUNABLE TO DECODE
Nuclear Hardness Critical FeatureNONHARDENED
Center to Center Distance Between Mounting Facilities Parallel to Length1.875 INCHES NOMINAL IN
Mounting Arrangement StyleFOUR HOLE/STUD RECTANGULAR/SQUARE
Scale Division Quantity50 SINGLE INDICATOR SINGLE RANGE
Installation DesignPANEL
Dial Scale Marking ColorBLACK SINGLE INDICATOR SINGLE RANGE
Meter Depth Behind Mounting Flange1.062 INCHES NOMINAL IN
Circuit Current for Which DesignedDC
Mounting Stud Length0.510 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Shelf Life Code0
Unit of IssueEA
SMR CodeX
Weight0.0100 lbs
Cube0.0290 cu ft
Verified Substitutes 9
5985-00-150-0415 INTERCHANGEABLE
Attenuator,fixed
5920-00-172-5550LPJ15SP INTERCHANGEABLE
Fuse,cartridge
Cooper Bussmann, Llc Dba Cooper Industries
5310-00-220-66749640 INTERCHANGEABLE
Nut,plain,slotted,hexagon
Eaton Aerospace, Llc Dba Jackson South
5310-00-550-07431048637-1 INTERCHANGEABLE
Nut,self-Locking,hexagon
Honeywell International Inc. Dba Honeywell International Div Aerospace - Tempe (west Warner Road)
3030-01-024-1353 INTERCHANGEABLE
Belt,v
5120-01-335-0708APS351B INTERCHANGEABLE
Wrench,spanner
Idsc Holdings Llc Div Snap-on Industrial, a Div. of Idsc Holdings , Llc
5815-01-450-71999640 INTERCHANGEABLE
Facsimile Set
Pitney Bowes Inc.
6515-01-487-11722560 INTERCHANGEABLE
Electrode,electrocardiograph
Solventum Us Llc
5331-01-703-0469 INTERCHANGEABLE
O-Ring
Cross-Reference Index
Part NumberManufacturer
9640 Simpson Electric Company, Inc. (USA)
09640 PRIMARY Simpson Electric Company, Inc. (USA)
Related Parts
5985-00-150-0415INTERCHANGEABLE
ATTENUATOR,FIXED
5920-00-172-5550INTERCHANGEABLE
FUSE,CARTRIDGE
LPJ15SP
5310-00-220-6674INTERCHANGEABLE
NUT,PLAIN,SLOTTED,HEXAGON
9640
5310-00-550-0743INTERCHANGEABLE
NUT,SELF-LOCKING,HEXAGON
1048637-1
3030-01-024-1353INTERCHANGEABLE
BELT,V
5120-01-335-0708INTERCHANGEABLE
WRENCH,SPANNER
APS351B
5815-01-450-7199INTERCHANGEABLE
FACSIMILE SET
9640
6515-01-487-1172INTERCHANGEABLE
ELECTRODE,ELECTROCARDIOGRAPH
2560
5331-01-703-0469INTERCHANGEABLE
O-RING

Frequently Asked Questions

What is NSN 6625-00-020-0101?

NSN 6625-00-020-0101 is a Voltmeter, manufactured by Simpson Electric Company, Inc., classified under FSC 6625 (No Item Name Available). Status: active.

What are the part numbers for NSN 6625-00-020-0101?

NSN 6625-00-020-0101 has 2 cross-referenced part numbers: 9640 (Simpson Electric Company, Inc.), 09640 (Simpson Electric Company, Inc.).

What NSN replaces 6625-00-020-0101?

There are 9 known substitutes for 6625-00-020-0101: 5985-00-150-0415, 5920-00-172-5550, 5310-00-220-6674 and 6 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 09640?

Key specifications for 09640: Overall Height: 2.469 INCHES NOMINAL IN; Mounting Stud Diameter: 0.112 INCHES NOMINAL IN; Circuit Attachment Method and Quantity: 2 BINDING POST; Scale Graduation Type: LINEAR 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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