PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

861Ammeter

Solartron Electronics Inc Weston Instruments Div · NSN 6625-00-580-4479 · FSC 6625 · No Item Name Available
Verified by PartsTable
NSN 6625-00-580-4479 — this item is cataloged by the U.S. Government under National Stock Number 6625-00-580-4479. Primary manufacturer part number: 861.
Features
  • Ammeter — FSC 6625
  • Scale Division Quantity: 40 SINGLE INDICATOR SINGLE RANGE
  • Movement Type: MOVING COIL, PERMANENT MAGNET
  • Center to Center Distance Between Mounting Facilities Parallel to Width: 3.040 INCHES NOMINAL IN
  • Features Provided: MAGNETIC SHIELD
  • Circuit Current for Which Designed: DC
  • Sensitivity Rating: 100.0 MILLIVOLTS
  • Reference Number Differentiating Characteristics: AS DIFFERENTIATED BY MEASUREMENT RANGE PER INDICATOR
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Ammeter, cataloged under National Stock Number 6625-00-580-4479, 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 27 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 8 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active. Unit of issue: EA.

Technical Specifications
ParameterValue
NSN6625-00-580-4479
Primary Part Number861
Item NameAmmeter
FSC / FSG6625 / 66 — No Item Name Available
ManufacturerSolartron Electronics Inc Weston Instruments Div
StatusACTIVE
Scale Division Quantity40 SINGLE INDICATOR SINGLE RANGE
Movement TypeMOVING COIL, PERMANENT MAGNET
Center to Center Distance Between Mounting Facilities Parallel to Width3.040 INCHES NOMINAL IN
Features ProvidedMAGNETIC SHIELD
Circuit Current for Which DesignedDC
Sensitivity Rating100.0 MILLIVOLTS
Reference Number Differentiating CharacteristicsAS DIFFERENTIATED BY MEASUREMENT RANGE PER INDICATOR
Meter Depth Behind Mounting Flange1.110 INCHES NOMINAL IN
Dial Scale Marking ColorBLACK SINGLE INDICATOR SINGLE RANGE
Mounting Arrangement StyleFOUR HOLE/STUD RECTANGULAR/SQUARE
Installation DesignPANEL
Accuracy in Percent-2.0 TO 2.0 AT FULL SCALE SINGLE INDICATOR SINGLE RANGE
ColorUNABLE TO DECODE
Mounting Facility Type and Quantity4 FLANGE
Circuit Attachment Method and Quantity2 BINDING POST
Center to Center Distance Between Mounting Facilities Parallel to Length2.670 INCHES NOMINAL IN
Scale Selection MethodTERMINAL
Meter Body Diameter Behind Mounting Flange3.250 INCHES NOMINAL IN
Measurement Range-100.0 TO 100.0 MILLIAMPERES, DC SINGLE INDICATOR SINGLE RANGE
Style DesignatorRECTANGULAR FLUSH MTG
Scale Division Quantity40 SINGLE INDICATOR SINGLE RANGE
Movement TypeMOVING COIL, PERMANENT MAGNET
Center to Center Distance Between Mounting Facilities Parallel to Width3.040 INCHES NOMINAL IN
Features ProvidedMAGNETIC SHIELD
Circuit Current for Which DesignedDC
Sensitivity Rating100.0 MILLIVOLTS
Reference Number Differentiating CharacteristicsAS DIFFERENTIATED BY MEASUREMENT RANGE PER INDICATOR
Lifecycle & Compliance
Acquisition StatusACTIVE
Successor6625-01-121-0510
HAZMATNo
Shelf Life Code0
Criticality CodeN
Unit of IssueEA
SMR CodeLN
Verified Substitutes 8
Lead Set,test
6625-00-538-9864 INTERCHANGEABLE
Meter,arbitrary Scale
6625-00-620-472310793 INTERCHANGEABLE
Ammeter
Continental Electronics Corp
6625-00-620-478410812 INTERCHANGEABLE
Meter,arbitrary Scale
Continental Electronics Corp
6625-00-643-0600 INTERCHANGEABLE
Voltmeter
6625-00-915-4243370-0087 INTERCHANGEABLE
Ammeter
Continental Electronics Corp
6625-01-162-660710798 INTERCHANGEABLE
Voltmeter
Continental Electronics Corp
6625-01-162-812210797 INTERCHANGEABLE
Ammeter
Continental Electronics Corp
Cross-Reference Index
Part NumberManufacturer
861 Solartron Electronics Inc Weston Instruments Div (USA)
Related Parts
SUCCESSOR 6625-01-121-0510 Lead Set,test
6625-00-538-9864INTERCHANGEABLE
METER,ARBITRARY SCALE
6625-00-620-4723INTERCHANGEABLE
AMMETER
10793
6625-00-620-4784INTERCHANGEABLE
METER,ARBITRARY SCALE
10812
6625-00-643-0600INTERCHANGEABLE
VOLTMETER
6625-00-915-4243INTERCHANGEABLE
AMMETER
370-0087
6625-01-162-6607INTERCHANGEABLE
VOLTMETER
10798
6625-01-162-8122INTERCHANGEABLE
AMMETER
10797

Frequently Asked Questions

What is NSN 6625-00-580-4479?

NSN 6625-00-580-4479 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 6625-00-580-4479?

NSN 6625-00-580-4479 has 1 cross-referenced part number: 861 (Solartron Electronics Inc Weston Instruments Div).

What NSN replaces 6625-00-580-4479?

There are 8 known substitutes for 6625-00-580-4479: 6625-01-121-0510, 6625-00-538-9864, 6625-00-620-4723 and 5 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 861?

Key specifications for 861: Scale Division Quantity: 40 SINGLE INDICATOR SINGLE RANGE; Movement Type: MOVING COIL, PERMANENT MAGNET; Center to Center Distance Between Mounting Facilities Parallel to Width: 3.040 INCHES NOMINAL IN; Features Provided: MAGNETIC SHIELD. 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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