PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

107A9DVoltmeter

Entron Industries Limited Partnership Dba Entron Industries Property Div · NSN 6625-00-643-1804 · FSC 6625 · No Item Name Available
Verified by PartsTable
NSN 6625-00-643-1804 — this item is cataloged by the U.S. Government under National Stock Number 6625-00-643-1804. Primary manufacturer part number: 107A9D.
Features
  • Voltmeter — FSC 6625
  • Style Designator: ROUND FLUSH MTG
  • Accuracy in Percent: -2.0 TO 2.0 AT FULL SCALE ALL INDICATORS ALL RANGES
  • Installation Design: PANEL
  • Meter Body Diameter Behind Mounting Flange: 2.210 INCHES NOMINAL IN
  • Overall Diameter: 2.695 INCHES NOMINAL IN
  • Circuit Current for Which Designed: DC
  • Mounting Bolt Circle Diameter: 2.440 INCHES NOMINAL IN
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Voltmeter, cataloged under National Stock Number 6625-00-643-1804, is classified within Federal Supply Class 6625 (No Item Name Available) of the Instruments and Laboratory Equipment group. The primary manufacturer of record is Entron Industries Limited Partnership Dba Entron Industries Property Div. Government technical data includes 24 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 6 commercial cross-references from 5 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled. Unit of issue: EA.

Technical Specifications
ParameterValue
NSN6625-00-643-1804
Primary Part Number107A9D
Item NameVoltmeter
FSC / FSG6625 / 66 — No Item Name Available
ManufacturerEntron Industries Limited Partnership Dba Entron Industries Property Div
StatusCANCELLED
Style DesignatorROUND FLUSH MTG
Accuracy in Percent-2.0 TO 2.0 AT FULL SCALE ALL INDICATORS ALL RANGES
Installation DesignPANEL
Meter Body Diameter Behind Mounting Flange2.210 INCHES NOMINAL IN
Overall Diameter2.695 INCHES NOMINAL IN
Circuit Current for Which DesignedDC
Mounting Bolt Circle Diameter2.440 INCHES NOMINAL IN
Mounting Arrangement StyleTHREE HOLE/STUD BOLT CIRCLE
Sensitivity Rating1000.0 OHMS PER VOLT
Dial Scale Marking ColorBLACK ALL INDICATORS SINGLE RANGE
Meter Depth Behind Mounting Flange1.860 INCHES NOMINAL IN
Circuit Attachment Method and Quantity2 BINDING POST
Style DesignatorROUND FLUSH MTG
Accuracy in Percent-2.0 TO 2.0 AT FULL SCALE ALL INDICATORS ALL RANGES
Installation DesignPANEL
Meter Body Diameter Behind Mounting Flange2.210 INCHES NOMINAL IN
Overall Diameter2.695 INCHES NOMINAL IN
Circuit Current for Which DesignedDC
Mounting Bolt Circle Diameter2.440 INCHES NOMINAL IN
Mounting Arrangement StyleTHREE HOLE/STUD BOLT CIRCLE
Sensitivity Rating1000.0 OHMS PER VOLT
Dial Scale Marking ColorBLACK ALL INDICATORS SINGLE RANGE
Meter Depth Behind Mounting Flange1.860 INCHES NOMINAL IN
Circuit Attachment Method and Quantity2 BINDING POST
Lifecycle & Compliance
Acquisition StatusCANCELLED
Successor6625-00-217-1445 (1021)
HAZMATNo
Shelf Life Code0
Criticality Code00
Unit of IssueEA
SMR CodeVZ
Weight1.0000 lbs
Cube0.0219 cu ft
Verified Substitutes 12
6625-00-217-14451021 SUCCESSOR
Meter,arbitrary Scale
Schenck Usa Corp. Dba Schenck Usa Corp
5999-00-451-25260N113139-5 SUCCESSOR
Shielding Gasket,electronic
National Security Agency
Voltmeter
6625-00-679-08919073243 SUCCESSOR
Meter,arbitrary Scale
Us Army Aviation and Missile Command
6625-00-875-069610105460 SUCCESSOR
Meter,arbitrary Scale
Us Army Aviation and Missile Command
Wattmeter
6625-00-950-63592514984 SUCCESSOR
Meter,arbitrary Scale
Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier
6625-01-030-00491603463 SUCCESSOR
Voltmeter
Lockheed Martin Corporation Div Rms - Mitchel Field
6625-01-067-1129S10914 SUCCESSOR
Meter,special Scale
Simpson Electric Company, Inc.
6625-00-179-1217 INTERCHANGEABLE
Meter,audio Level
Cross-Reference Index
Part NumberManufacturer
107B670B/107A9E Apollo Audio-Visual (USA)
1021 Solartron Electronics Inc Weston Instruments Div (USA)
107A9D PRIMARY Entron Industries Limited Partnership Dba Entron Industries Property Div (USA)
1521 Solartron Electronics Inc Weston Instruments Div (USA)
222 PRIMARY Triplett (bluffton) Corporation Dba Lfe Instruments (USA)
MIL-M-10304 MODIFIED Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
Related Parts
SUCCESSOR 6625-00-217-1445 Meter,arbitrary Scale · 1021
5999-00-451-2526SUCCESSOR
SHIELDING GASKET,ELECTRONIC
0N113139-5
6625-00-538-9246SUCCESSOR
VOLTMETER
6625-00-679-0891SUCCESSOR
METER,ARBITRARY SCALE
9073243
6625-00-875-0696SUCCESSOR
METER,ARBITRARY SCALE
10105460
6625-00-884-0655SUCCESSOR
WATTMETER
6625-00-950-6359SUCCESSOR
METER,ARBITRARY SCALE
2514984
6625-01-030-0049SUCCESSOR
VOLTMETER
1603463
6625-01-067-1129SUCCESSOR
METER,SPECIAL SCALE
S10914
6625-00-179-1217INTERCHANGEABLE
METER,AUDIO LEVEL
6625-00-500-4581INTERCHANGEABLE
METER,ARBITRARY SCALE
6625-00-545-7948INTERCHANGEABLE
METER,AUDIO LEVEL
34-38-04-00

Frequently Asked Questions

What is NSN 6625-00-643-1804?

NSN 6625-00-643-1804 is a Voltmeter, manufactured by Entron Industries Limited Partnership Dba Entron Industries Property Div, classified under FSC 6625 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 6625-00-643-1804?

NSN 6625-00-643-1804 has 6 cross-referenced part numbers: 107B670B/107A9E (Apollo Audio-Visual), 1021 (Solartron Electronics Inc Weston Instruments Div), 107A9D (Entron Industries Limited Partnership Dba Entron Industries Property Div), 1521 (Solartron Electronics Inc Weston Instruments Div), 222 (Triplett (bluffton) Corporation Dba Lfe Instruments) and 1 more.

What NSN replaces 6625-00-643-1804?

There are 12 known substitutes for 6625-00-643-1804: 6625-00-217-1445, 5999-00-451-2526, 6625-00-538-9246 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 107A9D?

Key specifications for 107A9D: Style Designator: ROUND FLUSH MTG; Accuracy in Percent: -2.0 TO 2.0 AT FULL SCALE ALL INDICATORS ALL RANGES; Installation Design: PANEL; Meter Body Diameter Behind Mounting Flange: 2.210 INCHES NOMINAL IN. 24 total characteristics are documented in the Federal Logistics Information System.

Is NSN 6625-00-643-1804 still in active supply?

NSN 6625-00-643-1804 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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