PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

04294Ammeter

Simpson Electric Company, Inc. · NSN 6625-00-931-4487 · FSC 6625 · No Item Name Available
Verified by PartsTable
NSN 6625-00-931-4487 — this item is cataloged by the U.S. Government under National Stock Number 6625-00-931-4487. Primary manufacturer part number: 04294.
Features
  • Ammeter — FSC 6625
  • Mounting Facility Type and Quantity: 4 THREADED STUD(S)
  • Circuit Construction Type: NONELECTRONIC
  • Mounting Stud Diameter: 0.112 INCHES NOMINAL IN
  • Center to Center Distance Between Mounting Facilities Parallel to Width: 0.660 INCHES NOMINAL IN
  • Center to Center Distance Between Mounting Facilities Parallel to Length: 0.660 INCHES NOMINAL IN
  • Circuit Current for Which Designed: DC
  • Material: PLASTIC
Applications
  • Applications requiring Plastic construction
General Description

The Ammeter, cataloged under National Stock Number 6625-00-931-4487, is classified within Federal Supply Class 6625 (No Item Name Available) of the Instruments and Laboratory Equipment group. The primary manufacturer of record is Simpson Electric Company, Inc.. Government technical data includes 28 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 9 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active. Unit of issue: EA.

Technical Specifications
ParameterValue
NSN6625-00-931-4487
Primary Part Number04294
Item NameAmmeter
FSC / FSG6625 / 66 — No Item Name Available
ManufacturerSimpson Electric Company, Inc.
StatusACTIVE
Mounting Facility Type and Quantity4 THREADED STUD(S)
Circuit Construction TypeNONELECTRONIC
Mounting Stud Diameter0.112 INCHES NOMINAL IN
Center to Center Distance Between Mounting Facilities Parallel to Width0.660 INCHES NOMINAL IN
Center to Center Distance Between Mounting Facilities Parallel to Length0.660 INCHES NOMINAL IN
Circuit Current for Which DesignedDC
MaterialPLASTIC
Scale Division Quantity50 SINGLE INDICATOR SINGLE RANGE
Movement Suspension MethodJEWEL PIVOT BASE
Accuracy in Percent-2.0 TO 2.0 AT FULL SCALE SINGLE INDICATOR SINGLE RANGE
Nuclear Hardness Critical FeatureNONHARDENED
FSC Application DataTEST SET ELECTRONIC
Scale Graduation TypeLINEAR SINGLE INDICATOR SINGLE RANGE
ColorUNABLE TO DECODE
Style DesignatorRECTANGULAR FLUSH MTG
Measurement Range+0.0 TO 50.0 MICROAMPERES, DC SINGLE INDICATOR SINGLE RANGE
Movement TypeMOVING COIL, PERMANENT MAGNET
Circuit Attachment Method and Quantity2 THREADED STUD
Indicator TypeDIAL W/POINTER
Mounting Stud Length0.530 INCHES NOMINAL IN
Pointer ColorBLACK SINGLE INDICATOR SINGLE RANGE
Meter Body Diameter Behind Mounting Flange1.500 INCHES NOMINAL IN
Panel for Which DesignedMAGNETIC
Sensitivity Rating100.0 MILLIVOLTS
Meter Depth Behind Mounting Flange0.820 INCHES NOMINAL IN
Mounting Arrangement StyleFOUR HOLE/STUD RECTANGULAR/SQUARE
Installation DesignPANEL
Dial Scale Marking ColorBLACK SINGLE INDICATOR SINGLE RANGE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Shelf Life Code0
Criticality CodeN
Unit of IssueEA
SMR CodeLN
Verified Substitutes 9
5815-00-050-900804294 INTERCHANGEABLE
Lockslide
Marine Corps Systems Command Div Marine Corps Systems Command Technical Data Repository Customer Service
4140-00-093-6264A21479-1 INTERCHANGEABLE
Impeller,fan,axial
Regal-Beloit Corporation Dba Fasco Group Div Cassville Division
4140-00-093-7679 INTERCHANGEABLE
Impeller,fan,axial
4140-00-113-82152031510 INTERCHANGEABLE
Impeller,fan,axial
Champion Aerospace Llc
4140-00-203-3548S315-1034P3 INTERCHANGEABLE
Impeller,fan,axial
Raytheon Company Dba Raytheon Co
4140-00-332-5956 INTERCHANGEABLE
Impeller,fan,axial
4140-00-546-3518429053 INTERCHANGEABLE
Impeller,fan,axial
Rotron Incorporated
4140-00-694-1246 INTERCHANGEABLE
Impeller,fan,axial
4140-00-729-6352 INTERCHANGEABLE
Impeller,fan,axial
Cross-Reference Index
Part NumberManufacturer
04294 PRIMARY Simpson Electric Company, Inc. (USA)
1212C4294 Simpson Electric Company, Inc. (USA)
Related Parts
5815-00-050-9008INTERCHANGEABLE
LOCKSLIDE
04294
4140-00-093-6264INTERCHANGEABLE
IMPELLER,FAN,AXIAL
A21479-1
4140-00-093-7679INTERCHANGEABLE
IMPELLER,FAN,AXIAL
4140-00-113-8215INTERCHANGEABLE
IMPELLER,FAN,AXIAL
2031510
4140-00-203-3548INTERCHANGEABLE
IMPELLER,FAN,AXIAL
S315-1034P3
4140-00-332-5956INTERCHANGEABLE
IMPELLER,FAN,AXIAL
4140-00-546-3518INTERCHANGEABLE
IMPELLER,FAN,AXIAL
429053
4140-00-694-1246INTERCHANGEABLE
IMPELLER,FAN,AXIAL
4140-00-729-6352INTERCHANGEABLE
IMPELLER,FAN,AXIAL

Frequently Asked Questions

What is NSN 6625-00-931-4487?

NSN 6625-00-931-4487 is a Ammeter, manufactured by Simpson Electric Company, Inc., classified under FSC 6625 (No Item Name Available). Status: active.

What are the part numbers for NSN 6625-00-931-4487?

NSN 6625-00-931-4487 has 2 cross-referenced part numbers: 04294 (Simpson Electric Company, Inc.), 1212C4294 (Simpson Electric Company, Inc.).

What NSN replaces 6625-00-931-4487?

There are 9 known substitutes for 6625-00-931-4487: 5815-00-050-9008, 4140-00-093-6264, 4140-00-093-7679 and 6 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 04294?

Key specifications for 04294: Mounting Facility Type and Quantity: 4 THREADED STUD(S); Circuit Construction Type: NONELECTRONIC; Mounting Stud Diameter: 0.112 INCHES NOMINAL IN; Center to Center Distance Between Mounting Facilities Parallel to Width: 0.660 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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