PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

931Ammeter

Solartron Electronics Inc Weston Instruments Div · NSN 6625-00-899-4420 · FSC 6625 · No Item Name Available
Verified by PartsTable
NSN 6625-00-899-4420 — this item is cataloged by the U.S. Government under National Stock Number 6625-00-899-4420. Primary manufacturer part number: 931.
Features
  • Ammeter — FSC 6625
  • Circuit Attachment Method and Quantity: 4 BINDING POST
  • Circuit Current for Which Designed: DC
  • Features Provided: ZERO ADJUSTER
  • Color: UNABLE TO DECODE
  • Style Designator: RECTANGULAR OR SQUARE
  • Material: PLASTIC
  • Sensitivity Rating: 50.0 MILLIVOLTS
Applications
  • Applications requiring Plastic construction
General Description

The Ammeter, cataloged under National Stock Number 6625-00-899-4420, is classified within Federal Supply Class 6625 (No Item Name Available) of the Instruments and Laboratory Equipment group. The primary manufacturer of record is Solartron Electronics Inc Weston Instruments Div. Government technical data includes 20 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 11 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN6625-00-899-4420
Primary Part Number931
Item NameAmmeter
FSC / FSG6625 / 66 — No Item Name Available
ManufacturerSolartron Electronics Inc Weston Instruments Div
StatusACTIVE
Circuit Attachment Method and Quantity4 BINDING POST
Circuit Current for Which DesignedDC
Features ProvidedZERO ADJUSTER
ColorUNABLE TO DECODE
Style DesignatorRECTANGULAR OR SQUARE
MaterialPLASTIC
Sensitivity Rating50.0 MILLIVOLTS
Scale Division Quantity100 SINGLE INDICATOR SINGLE RANGE
Accuracy in Percent-0.5 TO 0.5 AT FULL SCALE SINGLE INDICATOR SINGLE RANGE
Dial Scale Marking ColorBLACK SINGLE INDICATOR SINGLE RANGE
Circuit Attachment Method and Quantity4 BINDING POST
Circuit Current for Which DesignedDC
Features ProvidedZERO ADJUSTER
ColorUNABLE TO DECODE
Style DesignatorRECTANGULAR OR SQUARE
MaterialPLASTIC
Sensitivity Rating50.0 MILLIVOLTS
Scale Division Quantity100 SINGLE INDICATOR SINGLE RANGE
Accuracy in Percent-0.5 TO 0.5 AT FULL SCALE SINGLE INDICATOR SINGLE RANGE
Dial Scale Marking ColorBLACK SINGLE INDICATOR SINGLE RANGE
Lifecycle & Compliance
Acquisition StatusACTIVE
Successor6625-00-669-0260
HAZMATNo
Verified Substitutes 11
Meter,replacement
6625-00-063-1059 INTERCHANGEABLE
Ammeter
6625-00-210-7614 INTERCHANGEABLE
Plug-in Unit,electrical-Electron
6625-00-235-2646 INTERCHANGEABLE
Ammeter
6625-00-543-1431 INTERCHANGEABLE
Ammeter
6625-00-553-8612 INTERCHANGEABLE
Multimeter
6625-00-649-3808 INTERCHANGEABLE
Ammeter
6625-00-781-576912792 INTERCHANGEABLE
Ammeter
Simpson Electric Company, Inc.
6625-00-804-4284 INTERCHANGEABLE
Ammeter
6625-00-825-5587 INTERCHANGEABLE
Voltmeter
Cross-Reference Index
Part NumberManufacturer
931 Solartron Electronics Inc Weston Instruments Div (USA)
931 Electrical Instrument Service Inc Dba Electrical Instrmnt Svce (USA)
Related Parts
SUCCESSOR 6625-00-669-0260 Meter,replacement
6625-00-063-1059INTERCHANGEABLE
AMMETER
6625-00-210-7614INTERCHANGEABLE
PLUG-IN UNIT,ELECTRICAL-ELECTRON
6625-00-235-2646INTERCHANGEABLE
AMMETER
6625-00-543-1431INTERCHANGEABLE
AMMETER
6625-00-553-8612INTERCHANGEABLE
MULTIMETER
6625-00-649-3808INTERCHANGEABLE
AMMETER
6625-00-781-5769INTERCHANGEABLE
AMMETER
12792
6625-00-804-4284INTERCHANGEABLE
AMMETER
6625-00-825-5587INTERCHANGEABLE
VOLTMETER
6625-00-951-5992INTERCHANGEABLE
AMMETER

Frequently Asked Questions

What is NSN 6625-00-899-4420?

NSN 6625-00-899-4420 is a Ammeter, manufactured by Solartron Electronics Inc Weston Instruments Div, classified under FSC 6625 (No Item Name Available). Status: active.

What are the part numbers for NSN 6625-00-899-4420?

NSN 6625-00-899-4420 has 2 cross-referenced part numbers: 931 (Solartron Electronics Inc Weston Instruments Div), 931 (Electrical Instrument Service Inc Dba Electrical Instrmnt Svce).

What NSN replaces 6625-00-899-4420?

There are 11 known substitutes for 6625-00-899-4420: 6625-00-669-0260, 6625-00-063-1059, 6625-00-210-7614 and 8 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 931?

Key specifications for 931: Circuit Attachment Method and Quantity: 4 BINDING POST; Overall Length: 5.250 INCHES NOMINAL IN; Circuit Current for Which Designed: DC; Features Provided: ZERO ADJUSTER. 26 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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