PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

903303Ammeter

Beede Electrical Instrument Co. Inc. · NSN 6625-00-129-6574 · FSC 6625 · No Item Name Available
Verified by PartsTable
NSN 6625-00-129-6574 — this item is cataloged by the U.S. Government under National Stock Number 6625-00-129-6574. Primary manufacturer part number: 903303.
Features
  • Ammeter — FSC 6625
  • Accuracy in Percent: -2.0 TO 2.0 AT FULL SCALE SINGLE INDICATOR SINGLE RANGE
  • Movement Type: MOVING COIL, PERMANENT MAGNET
  • Panel for Which Designed: NONMAGNETIC
  • Furnished Items and Quantity: MTG HARDWARE
  • Meter Depth Behind Mounting Flange: 3.000 INCHES NOMINAL IN
  • Dial Scale Marking Color: BLACK SINGLE INDICATOR SINGLE RANGE
  • Scale Division Quantity: 30 SINGLE INDICATOR SINGLE RANGE
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Ammeter, cataloged under National Stock Number 6625-00-129-6574, is classified within Federal Supply Class 6625 (No Item Name Available) of the Instruments and Laboratory Equipment group. The primary manufacturer of record is Beede Electrical Instrument Co. Inc.. Government technical data includes 27 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. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active. Unit of issue: EA.

Technical Specifications
ParameterValue
NSN6625-00-129-6574
Primary Part Number903303
Item NameAmmeter
FSC / FSG6625 / 66 — No Item Name Available
ManufacturerBeede Electrical Instrument Co. Inc.
StatusACTIVE
Accuracy in Percent-2.0 TO 2.0 AT FULL SCALE SINGLE INDICATOR SINGLE RANGE
Movement TypeMOVING COIL, PERMANENT MAGNET
Panel for Which DesignedNONMAGNETIC
Furnished Items and QuantityMTG HARDWARE
Meter Depth Behind Mounting Flange3.000 INCHES NOMINAL IN
Dial Scale Marking ColorBLACK SINGLE INDICATOR SINGLE RANGE
Scale Division Quantity30 SINGLE INDICATOR SINGLE RANGE
Barrel Width1.500 INCHES NOMINAL IN
Environmental ProtectionDUST RESISTANT
Meter Body Width Behind Mounting Flange3.000 INCHES NOMINAL IN
Distance Between Mounting Facility Centers1.000 INCHES NOMINAL IN
Indicator TypeDIAL W/POINTER
Mounting Arrangement StyleTWO HOLE/STUD
Meter Body Height Behind Mounting Flange1.343 INCHES NOMINAL IN
Meter Barrel Depth1.625 INCHES NOMINAL IN
Features ProvidedZERO ADJUSTER
Measurement Range+0.0 TO 60.0 MILLIAMPERES, DC SINGLE INDICATOR SINGLE RANGE
Circuit Attachment Method and Quantity2 SOLDER LUG
Scale Graduation TypeLINEAR SINGLE INDICATOR SINGLE RANGE
Power SourceEXTERNAL
Pointer ColorBLACK SINGLE INDICATOR SINGLE RANGE
Movement Suspension MethodJEWEL PIVOT BASE
Circuit Construction TypeNONELECTRONIC
Mounting Facility Type and Quantity2 THREADED HOLE(S)
Installation DesignPANEL
Dielectric Withstanding Voltage in Volts4000.0
Mounting Hole Diameter0.138 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Shelf Life Code0
Unit of IssueEA
SMR CodeY
Weight0.0100 lbs
Cube0.0010 cu ft
Verified Substitutes 1
3110-00-554-3238 INTERCHANGEABLE
Bearing,ball,annular
Cross-Reference Index
Part NumberManufacturer
903303 Beede Electrical Instrument Co. Inc. (USA)
458-0760-010 Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems (USA)
Related Parts
3110-00-554-3238INTERCHANGEABLE
BEARING,BALL,ANNULAR

Frequently Asked Questions

What is NSN 6625-00-129-6574?

NSN 6625-00-129-6574 is a Ammeter, manufactured by Beede Electrical Instrument Co. Inc., classified under FSC 6625 (No Item Name Available). Status: active.

What are the part numbers for NSN 6625-00-129-6574?

NSN 6625-00-129-6574 has 2 cross-referenced part numbers: 903303 (Beede Electrical Instrument Co. Inc.), 458-0760-010 (Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems).

What NSN replaces 6625-00-129-6574?

There is 1 known substitute for 6625-00-129-6574: 3110-00-554-3238. Verify interchangeability with system specifications before substitution.

What are the specifications of 903303?

Key specifications for 903303: Accuracy in Percent: -2.0 TO 2.0 AT FULL SCALE SINGLE INDICATOR SINGLE RANGE; Movement Type: MOVING COIL, PERMANENT MAGNET; Overall Height: 1.000 INCHES NOMINAL IN; Overall Width: 3.250 INCHES NOMINAL IN. 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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