PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

02590Ammeter

Simpson Electric Company, Inc. · NSN 6625-01-267-1074 · FSC 6625 · No Item Name Available
Verified by PartsTable
NSN 6625-01-267-1074 — this item is cataloged by the U.S. Government under National Stock Number 6625-01-267-1074. Primary manufacturer part number: 02590.
Features
  • Ammeter — FSC 6625
  • Accuracy in Percent: -2.0 TO 2.0 AT FULL SCALE SINGLE INDICATOR SINGLE RANGE
  • Center to Center Distance Between Mounting Facilities Parallel to Length: 1.880 INCHES NOMINAL IN
  • Dial Scale Marking Color: BLACK SINGLE INDICATOR SINGLE RANGE
  • Movement Type: MOVING IRON VANE
  • Meter Depth Behind Mounting Flange: 1.150 INCHES NOMINAL IN
  • Panel for Which Designed: MAGNETIC OR NONMAGNETIC
  • Mounting Stud Diameter: 0.112 INCHES NOMINAL IN
Applications
  • Applications requiring Plastic Phenolic construction
General Description

The Ammeter, cataloged under National Stock Number 6625-01-267-1074, 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 5 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active. Unit of issue: EA.

Technical Specifications
ParameterValue
NSN6625-01-267-1074
Primary Part Number02590
Item NameAmmeter
FSC / FSG6625 / 66 — No Item Name Available
ManufacturerSimpson Electric Company, Inc.
StatusACTIVE
Accuracy in Percent-2.0 TO 2.0 AT FULL SCALE SINGLE INDICATOR SINGLE RANGE
Center to Center Distance Between Mounting Facilities Parallel to Length1.880 INCHES NOMINAL IN
Dial Scale Marking ColorBLACK SINGLE INDICATOR SINGLE RANGE
Movement TypeMOVING IRON VANE
Meter Depth Behind Mounting Flange1.150 INCHES NOMINAL IN
Panel for Which DesignedMAGNETIC OR NONMAGNETIC
Mounting Stud Diameter0.112 INCHES NOMINAL IN
Scale Graduation TypeNONLINEAR SINGLE INDICATOR SINGLE RANGE
Circuit Attachment Method and Quantity2 THREADED STUD
Power SourceEXTERNAL
Features ProvidedMAGNETIC SHIELD AND ZERO ADJUSTER
PhaseSINGLE
Mounting Facility Type and Quantity4 THREADED STUD(S)
FSC Application DataTEST SET,ELECT. EQUIP.
Pointer ColorBLACK SINGLE INDICATOR SINGLE RANGE
Movement Suspension MethodTAUT BAND
Scale Selection MethodTERMINAL
Measurement Range+0.0 TO 10.0 AMPERES, AC SINGLE INDICATOR SINGLE RANGE
Circuit Construction TypeNONELECTRONIC
Style DesignatorRECTANGULAR FLUSH MTG
MaterialPLASTIC PHENOLIC
Supplementary Features0.004 OHMS IMPEDANCE
ColorUNABLE TO DECODE
Nuclear Hardness Critical FeatureNONHARDENED
Frequency Rating60.0 HERTZ NOMINAL
Mounting Arrangement StyleFOUR HOLE/STUD RECTANGULAR/SQUARE
Indicator TypeDIAL W/POINTER
Installation DesignPANEL
Lifecycle & Compliance
Acquisition StatusACTIVE
Successor6625-00-948-4738
HAZMATNo
Shelf Life Code0
Criticality CodeQ
Unit of IssueEA
SMR CodeZN
Weight0.4200 lbs
Cube0.0609 cu ft
Verified Substitutes 12
6625-00-889-1624GM80SEU2 SUCCESSOR
Ammeter
Northrop Grumman Systems Corporation
Ammeter
Ammeter
6625-00-020-0103626-102 INTERCHANGEABLE
Voltmeter
Jewell Instruments Llc
6625-00-028-3542 INTERCHANGEABLE
Ammeter
5975-00-194-8879 INTERCHANGEABLE
Junction Box
6625-00-485-8223GM805EU1 INTERCHANGEABLE
Ammeter
Northrop Grumman Systems Corporation
3030-00-528-3798 INTERCHANGEABLE
Belt,v
1650-00-561-51672590 INTERCHANGEABLE
Cylinder Assembly,actuating,line
Goodrich Corporation
5815-00-988-1115 INTERCHANGEABLE
Clutch Release Asse
Cross-Reference Index
Part NumberManufacturer
2590 Simpson Electric Company, Inc. (USA)
02590 Simpson Electric Co Simpson Instruments Div (USA)
1257-02590 Simpson Electric Company, Inc. (USA)
1257 Simpson Electric Company, Inc. (USA)
02590 PRIMARY Simpson Electric Company, Inc. (USA)
Related Parts
SUCCESSOR 6625-00-948-4738 Ammeter
6625-00-889-1624SUCCESSOR
AMMETER
GM80SEU2
6625-01-237-7371SUCCESSOR
AMMETER
6625-00-020-0103INTERCHANGEABLE
VOLTMETER
626-102
6625-00-028-3542INTERCHANGEABLE
AMMETER
5975-00-194-8879INTERCHANGEABLE
JUNCTION BOX
6625-00-485-8223INTERCHANGEABLE
AMMETER
GM805EU1
3030-00-528-3798INTERCHANGEABLE
BELT,V
1650-00-561-5167INTERCHANGEABLE
CYLINDER ASSEMBLY,ACTUATING,LINE
2590
5815-00-988-1115INTERCHANGEABLE
CLUTCH RELEASE ASSE
5905-01-096-5462INTERCHANGEABLE
RESISTOR
2590
6625-01-123-5427INTERCHANGEABLE
AMMETER
02599

Frequently Asked Questions

What is NSN 6625-01-267-1074?

NSN 6625-01-267-1074 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 6625-01-267-1074?

NSN 6625-01-267-1074 has 5 cross-referenced part numbers: 2590 (Simpson Electric Company, Inc.), 02590 (Simpson Electric Co Simpson Instruments Div), 1257-02590 (Simpson Electric Company, Inc.), 1257 (Simpson Electric Company, Inc.), 02590 (Simpson Electric Company, Inc.).

What NSN replaces 6625-01-267-1074?

There are 12 known substitutes for 6625-01-267-1074: 6625-00-889-1624, 6625-00-948-4738, 6625-01-237-7371 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 02590?

Key specifications for 02590: Accuracy in Percent: -2.0 TO 2.0 AT FULL SCALE SINGLE INDICATOR SINGLE RANGE; Center to Center Distance Between Mounting Facilities Parallel to Length: 1.880 INCHES NOMINAL IN; Dial Scale Marking Color: BLACK SINGLE INDICATOR SINGLE RANGE; Movement Type: MOVING IRON VANE. 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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