PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

907-31Voltmeter

Jewell Instruments Llc · NSN 6625-00-585-4800 · FSC 6625 · No Item Name Available
Verified by PartsTable
NSN 6625-00-585-4800 — this item is cataloged by the U.S. Government under National Stock Number 6625-00-585-4800. Primary manufacturer part number: 907-31.
Features
  • Voltmeter — FSC 6625
  • Special Markings: RED LINE AT 21 V DC V
  • Measurement Range: +0.0 TO 32.0 VOLTS, AC SINGLE INDICATOR SECOND RANGE
  • Indicator Type: DIAL W/POINTER
  • Dial Scale Marking Color: BLACK SINGLE INDICATOR ALL RANGES
  • Movement Type: MOVING COIL, PERMANENT MAGNET
  • Circuit Attachment Method and Quantity: 2 BINDING POST
  • Mounting Facility Type and Quantity: 3 UNTHREADED HOLE(S)
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Voltmeter, cataloged under National Stock Number 6625-00-585-4800, is classified within Federal Supply Class 6625 (No Item Name Available) of the Instruments and Laboratory Equipment group. The primary manufacturer of record is Jewell Instruments Llc. Government technical data includes 28 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 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
NSN6625-00-585-4800
Primary Part Number907-31
Item NameVoltmeter
FSC / FSG6625 / 66 — No Item Name Available
ManufacturerJewell Instruments Llc
StatusCANCELLED
Special MarkingsRED LINE AT 21 V DC V
Measurement Range+0.0 TO 32.0 VOLTS, AC SINGLE INDICATOR SECOND RANGE
Indicator TypeDIAL W/POINTER
Dial Scale Marking ColorBLACK SINGLE INDICATOR ALL RANGES
Movement TypeMOVING COIL, PERMANENT MAGNET
Circuit Attachment Method and Quantity2 BINDING POST
Mounting Facility Type and Quantity3 UNTHREADED HOLE(S)
Mounting Arrangement StyleTHREE HOLE/STUD BOLT CIRCLE
Scale Division Quantity32 SINGLE INDICATOR ALL RANGES
Meter Body Diameter Behind Mounting Flange2.180 INCHES NOMINAL IN
Meter Depth Behind Mounting Flange1.980 INCHES NOMINAL IN
Overall Diameter2.675 INCHES NOMINAL IN
FSC Application DataTEST SET,ELECT. EQUIP.
Measurement Range+0.0 TO 32.0 VOLTS, DC SINGLE INDICATOR THIRD RANGE
Power SourceEXTERNAL
Scale Graduation TypeLINEAR SINGLE INDICATOR ALL RANGES
Circuit Current for Which DesignedAC AND DC
Accuracy in Percent-2.0 TO 2.0 AT FULL SCALE SINGLE INDICATOR ALL RANGES
Measurement Range+0.0 TO 30.0 VOLTS, AC SINGLE INDICATOR FIRST RANGE
Pointer ColorBLACK SINGLE INDICATOR ALL RANGES
Mounting Hole Diameter0.128 INCHES NOMINAL IN
Features ProvidedMAGNETIC SHIELD
Movement Suspension MethodJEWEL PIVOT BASE
Mounting Bolt Circle Diameter2.440 INCHES NOMINAL IN
Nuclear Hardness Critical FeatureNONHARDENED
Installation DesignPANEL
ColorUNABLE TO DECODE
Style DesignatorROUND FLUSH MTG
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Shelf Life Code0
Unit of IssueEA
SMR CodeJ
Weight0.0100 lbs
Cube0.0290 cu ft
Verified Substitutes 6
No Item Name Available
Voltmeter
6625-00-538-9019150-84 SUCCESSOR
Voltmeter
Entron Industries Limited Partnership Dba Entron Industries Property Div
5999-00-677-984911066463-002 SUCCESSOR
Clip,electrical
Us Army Aviation and Missile Command
4920-01-299-098390731 INTERCHANGEABLE
Test Program Set
Textron Systems Corporation Dba Textron Systems Corp
7025-01-616-537890731 INTERCHANGEABLE
Interface Unit,automatic Data Pr
Argonfds Llc
Cross-Reference Index
Part NumberManufacturer
907-31 PRIMARY Jewell Instruments Llc (USA)
825EM130 Cosmos Industries Inc (USA)
HS2 Jewell Instruments Llc (USA)
Related Parts
6625-00-630-7081SUCCESSOR
NO ITEM NAME AVAILABLE
6625-00-500-0770SUCCESSOR
VOLTMETER
6625-00-538-9019SUCCESSOR
VOLTMETER
150-84
5999-00-677-9849SUCCESSOR
CLIP,ELECTRICAL
11066463-002
4920-01-299-0983INTERCHANGEABLE
TEST PROGRAM SET
90731
7025-01-616-5378INTERCHANGEABLE
INTERFACE UNIT,AUTOMATIC DATA PR
90731

Frequently Asked Questions

What is NSN 6625-00-585-4800?

NSN 6625-00-585-4800 is a Voltmeter, manufactured by Jewell Instruments Llc, classified under FSC 6625 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 6625-00-585-4800?

NSN 6625-00-585-4800 has 3 cross-referenced part numbers: 907-31 (Jewell Instruments Llc), 825EM130 (Cosmos Industries Inc), HS2 (Jewell Instruments Llc).

What NSN replaces 6625-00-585-4800?

There are 6 known substitutes for 6625-00-585-4800: 6625-00-630-7081, 6625-00-500-0770, 6625-00-538-9019 and 3 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 907-31?

Key specifications for 907-31: Special Markings: RED LINE AT 21 V DC V; Measurement Range: +0.0 TO 32.0 VOLTS, AC SINGLE INDICATOR SECOND RANGE; Indicator Type: DIAL W/POINTER; Dial Scale Marking Color: BLACK SINGLE INDICATOR ALL RANGES. 30 total characteristics are documented in the Federal Logistics Information System.

Is NSN 6625-00-585-4800 still in active supply?

NSN 6625-00-585-4800 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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