PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

47-012788Ammeter

Phaostron Instrument and Electronic Company · NSN 6625-00-881-9199 · FSC 6625 · No Item Name Available
Verified by PartsTable
NSN 6625-00-881-9199 — this item is cataloged by the U.S. Government under National Stock Number 6625-00-881-9199. Primary manufacturer part number: 47-012788.
Features
  • Ammeter — FSC 6625
  • Pointer Color: BLACK SINGLE INDICATOR SINGLE RANGE
  • Circuit Attachment Method and Quantity: 2 SOLDER LUG AND 2 THREADED STUD
  • Power Source: EXTERNAL
  • Measurement Range: +0.0 TO 40.0 AMPERES, AC SINGLE INDICATOR SINGLE RANGE
  • Circuit Construction Type: NONELECTRONIC
  • Mounting Facility Type and Quantity: 6 SCREW AND 6 UNTHREADED HOLE(S)
  • Surface Treatment: CHROMATE
Applications
  • Applications requiring Steel construction
General Description

The Ammeter, cataloged under National Stock Number 6625-00-881-9199, is classified within Federal Supply Class 6625 (No Item Name Available) of the Instruments and Laboratory Equipment group. The primary manufacturer of record is Phaostron Instrument and Electronic Company. Government technical data includes 29 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 5 commercial cross-references from 5 manufacturers, enabling identification through both NSN and commercial part number lookups. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled. Unit of issue: EA.

Technical Specifications
ParameterValue
NSN6625-00-881-9199
Primary Part Number47-012788
Item NameAmmeter
FSC / FSG6625 / 66 — No Item Name Available
ManufacturerPhaostron Instrument and Electronic Company
StatusCANCELLED
Pointer ColorBLACK SINGLE INDICATOR SINGLE RANGE
Circuit Attachment Method and Quantity2 SOLDER LUG AND 2 THREADED STUD
Power SourceEXTERNAL
Measurement Range+0.0 TO 40.0 AMPERES, AC SINGLE INDICATOR SINGLE RANGE
Circuit Construction TypeNONELECTRONIC
Mounting Facility Type and Quantity6 SCREW AND 6 UNTHREADED HOLE(S)
Surface TreatmentCHROMATE
Nuclear Hardness Critical FeatureNONHARDENED
FSC Application DataTEST SET,ELECT. EQUIP.
Mounting Bolt Circle Diameter4.125 INCHES NOMINAL IN
Meter Depth Behind Mounting Flange1.440 INCHES MAXIMUM IN
Accuracy in Percent-2.0 TO 2.0 AT FULL SCALE SINGLE INDICATOR SINGLE RANGE
Style DesignatorROUND FLUSH MTG
MaterialSTEEL
Movement Suspension MethodTAUT BAND
ColorUNABLE TO DECODE
Furnished Items and QuantityNUT 7; LOCKWASHER 3
Dial Scale Marking ColorBLACK SINGLE INDICATOR SINGLE RANGE
Mounting Arrangement StyleSIX HOLE/STUD BOLT CIRCLE
Overall Diameter4.600 INCHES NOMINAL IN
Movement TypeMOVING IRON VANE
Indicator TypeDIAL W/POINTER
Features ProvidedRECTIFIER CIRCUIT AND ZERO ADJUSTER
Panel for Which DesignedMAGNETIC OR NONMAGNETIC
Environmental ProtectionCOLD RESISTANT AND HEAT RESISTANT AND SHOCK RESISTANT AND VIBRATION RESISTANT AND WATERTIGHT
Meter Body Diameter Behind Mounting Flange3.650 INCHES MAXIMUM IN
Scale Division Quantity40 SINGLE INDICATOR SINGLE RANGE
Scale Graduation TypeLINEAR SINGLE INDICATOR SINGLE RANGE
Mounting Hole Diameter0.143 INCHES MINIMUM AND 0.157 INCHES MAXIMUM IN
Lifecycle & Compliance
Acquisition StatusCANCELLED
Successor6625-00-618-6246 (61-030)
HAZMATNo
Shelf Life Code0
Criticality CodeQ
Unit of IssueEA
SMR CodeJN
Weight1.4000 lbs
Cube0.0479 cu ft
Verified Substitutes 4
6625-00-618-624661-030 SUCCESSOR
Light,test
Ideal Industries, Inc.
5950-00-419-0230SMB619129 INTERCHANGEABLE
Transformer,power
Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir
5935-01-503-4533463HS001NF2507F4 INTERCHANGEABLE
Backshell,electrical Connector
Glenair, Inc.
5340-01-672-2669463001 INTERCHANGEABLE
Cap,protective,dust and Moisture
Honeywell International Inc. Dba Honeywell International Div Aerospace - Tempe (west Warner Road)
Cross-Reference Index
Part NumberManufacturer
47-012788 PRIMARY Phaostron Instrument and Electronic Company (USA)
MR46W040ACAAR Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
463-001 Jewell Instruments, Llc Dba Modutec Use CAGE Code 33005 for Cataloging (USA)
B6280 Stewart Avionics Inc (USA)
4632-001 Jewell Instruments Llc (USA)
Related Parts
SUCCESSOR 6625-00-618-6246 Light,test · 61-030
5950-00-419-0230INTERCHANGEABLE
TRANSFORMER,POWER
SMB619129
5935-01-503-4533INTERCHANGEABLE
BACKSHELL,ELECTRICAL CONNECTOR
463HS001NF2507F4
5340-01-672-2669INTERCHANGEABLE
CAP,PROTECTIVE,DUST AND MOISTURE
463001

Frequently Asked Questions

What is NSN 6625-00-881-9199?

NSN 6625-00-881-9199 is a Ammeter, manufactured by Phaostron Instrument and Electronic Company, classified under FSC 6625 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 6625-00-881-9199?

NSN 6625-00-881-9199 has 5 cross-referenced part numbers: 47-012788 (Phaostron Instrument and Electronic Company), MR46W040ACAAR (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), 463-001 (Jewell Instruments, Llc Dba Modutec Use CAGE Code 33005 for Cataloging), B6280 (Stewart Avionics Inc), 4632-001 (Jewell Instruments Llc).

What NSN replaces 6625-00-881-9199?

There are 4 known substitutes for 6625-00-881-9199: 6625-00-618-6246, 5950-00-419-0230, 5935-01-503-4533 and 1 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 47-012788?

Key specifications for 47-012788: Pointer Color: BLACK SINGLE INDICATOR SINGLE RANGE; Circuit Attachment Method and Quantity: 2 SOLDER LUG AND 2 THREADED STUD; Power Source: EXTERNAL; Measurement Range: +0.0 TO 40.0 AMPERES, AC SINGLE INDICATOR SINGLE RANGE. 30 total characteristics are documented in the Federal Logistics Information System.

Is NSN 6625-00-881-9199 still in active supply?

NSN 6625-00-881-9199 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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