PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

248581Ammeter

Solartron Electronics Inc Weston Instruments Div · NSN 6625-00-649-1644 · FSC 6625 · No Item Name Available
Verified by PartsTable
NSN 6625-00-649-1644 — this item is cataloged by the U.S. Government under National Stock Number 6625-00-649-1644. Primary manufacturer part number: 248581.
Features
  • Ammeter — FSC 6625
  • Color: UNABLE TO DECODE
  • Dial Scale Marking Color: BLACK SINGLE INDICATOR SINGLE RANGE
  • Material: PLASTIC
  • Measurement Range: +0.0 TO 1.5 MILLIAMPERES, DC SINGLE INDICATOR FIRST RANGE
  • Circuit Current for Which Designed: DC
  • Scale Graduation Type: NONLINEAR SINGLE INDICATOR ALL RANGES
  • Panel for Which Designed: MAGNETIC
Applications
  • Applications requiring Plastic construction
General Description

The Ammeter, cataloged under National Stock Number 6625-00-649-1644, 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 6 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN6625-00-649-1644
Primary Part Number248581
Item NameAmmeter
FSC / FSG6625 / 66 — No Item Name Available
ManufacturerSolartron Electronics Inc Weston Instruments Div
StatusCANCELLED
ColorUNABLE TO DECODE
Dial Scale Marking ColorBLACK SINGLE INDICATOR SINGLE RANGE
MaterialPLASTIC
Measurement Range+0.0 TO 1.5 MILLIAMPERES, DC SINGLE INDICATOR FIRST RANGE
Circuit Current for Which DesignedDC
Scale Graduation TypeNONLINEAR SINGLE INDICATOR ALL RANGES
Panel for Which DesignedMAGNETIC
Accuracy in Percent-0.5 TO 0.5 AT FULL SCALE SINGLE INDICATOR SINGLE RANGE
Nuclear Hardness Critical FeatureNONHARDENED
Circuit Attachment Method and Quantity2 BINDING POST
Measurement Range+0.0 TO 30.0 MILLIAMPERES, DC SINGLE INDICATOR THIRD RANGE
Circuit Construction TypeNONELECTRONIC
Features ProvidedMAGNETIC SHIELD AND PORTABLE AND ZERO ADJUSTER
Pointer ColorBLACK SINGLE INDICATOR ALL RANGES
Movement Suspension MethodJEWEL PIVOT BASE
Installation DesignPANEL
Sensitivity Rating50.0 MILLIVOLTS
Indicator TypeDIAL W/POINTER
Movement TypeMOVING COIL, PERMANENT MAGNET
Measurement Range+0.0 TO 7.5 MILLIAMPERES, DC SINGLE INDICATOR SECOND RANGE
Style DesignatorRECTANGULAR OR SQUARE
ColorUNABLE TO DECODE
Dial Scale Marking ColorBLACK SINGLE INDICATOR SINGLE RANGE
MaterialPLASTIC
Measurement Range+0.0 TO 1.5 MILLIAMPERES, DC SINGLE INDICATOR FIRST RANGE
Circuit Current for Which DesignedDC
Scale Graduation TypeNONLINEAR SINGLE INDICATOR ALL RANGES
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Weight23.7500 lbs
Cube1.6875 cu ft
Verified Substitutes 3
No Item Name Available
5315-00-014-1242MS51400-186 INTERCHANGEABLE
Pin,straight,headless
National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use
5985-01-089-9020201134 INTERCHANGEABLE
Isolator,radio Frequency Reflect
Ryt Industries Inc
Cross-Reference Index
Part NumberManufacturer
248581 Solartron Electronics Inc Weston Instruments Div (USA)
NILODD-LR Electrical Instrument Service Inc Dba Electrical Instrmnt Svce (USA)
901-4903001 Electrical Instrument Service Inc Dba Electrical Instrmnt Svce (USA)
248581 Electrical Instrument Service Inc Dba Electrical Instrmnt Svce (USA)
2011-34 Yokogawa Corporation of America (USA)
901-4903001 Solartron Electronics Inc Weston Instruments Div (USA)
Related Parts
6625-00-713-8571SUCCESSOR
NO ITEM NAME AVAILABLE
5315-00-014-1242INTERCHANGEABLE
PIN,STRAIGHT,HEADLESS
MS51400-186
5985-01-089-9020INTERCHANGEABLE
ISOLATOR,RADIO FREQUENCY REFLECT
201134

Frequently Asked Questions

What is NSN 6625-00-649-1644?

NSN 6625-00-649-1644 is a Ammeter, manufactured by Solartron Electronics Inc Weston Instruments Div, classified under FSC 6625 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 6625-00-649-1644?

NSN 6625-00-649-1644 has 6 cross-referenced part numbers: 248581 (Solartron Electronics Inc Weston Instruments Div), NILODD-LR (Electrical Instrument Service Inc Dba Electrical Instrmnt Svce), 901-4903001 (Electrical Instrument Service Inc Dba Electrical Instrmnt Svce), 248581 (Electrical Instrument Service Inc Dba Electrical Instrmnt Svce), 2011-34 (Yokogawa Corporation of America) and 1 more.

What NSN replaces 6625-00-649-1644?

There are 3 known substitutes for 6625-00-649-1644: 6625-00-713-8571, 5315-00-014-1242, 5985-01-089-9020. Verify interchangeability with system specifications before substitution.

What are the specifications of 248581?

Key specifications for 248581: Color: UNABLE TO DECODE; Dial Scale Marking Color: BLACK SINGLE INDICATOR SINGLE RANGE; Material: PLASTIC; Measurement Range: +0.0 TO 1.5 MILLIAMPERES, DC SINGLE INDICATOR FIRST RANGE. 30 total characteristics are documented in the Federal Logistics Information System.

Is NSN 6625-00-649-1644 still in active supply?

NSN 6625-00-649-1644 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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