PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

05170Ammeter

Simpson Electric Company, Inc. · NSN 6625-00-972-9640 · FSC 6625 · No Item Name Available
Verified by PartsTable
NSN 6625-00-972-9640 — this item is cataloged by the U.S. Government under National Stock Number 6625-00-972-9640. Primary manufacturer part number: 05170.
Features
  • Ammeter — FSC 6625
  • Reliability Indicator: NOT ESTABLISHED
  • Environmental Protection: DUSTPROOF
  • Mounting Stud Length: 0.650 INCHES NOMINAL IN
  • Accuracy in Percent: -2.0 TO 2.0 AT FULL SCALE SINGLE INDICATOR SINGLE RANGE
  • Mounting Stud Diameter: 0.138 INCHES NOMINAL IN
  • Mounting Facility Type and Quantity: 4 THREADED STUD(S)
  • Power Source: EXTERNAL
Applications
  • Applications requiring Plastic construction
General Description

The Ammeter, cataloged under National Stock Number 6625-00-972-9640, 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 6 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 8 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active. Unit of issue: EA.

Technical Specifications
ParameterValue
NSN6625-00-972-9640
Primary Part Number05170
Item NameAmmeter
FSC / FSG6625 / 66 — No Item Name Available
ManufacturerSimpson Electric Company, Inc.
StatusACTIVE
Reliability IndicatorNOT ESTABLISHED
Environmental ProtectionDUSTPROOF
Mounting Stud Length0.650 INCHES NOMINAL IN
Accuracy in Percent-2.0 TO 2.0 AT FULL SCALE SINGLE INDICATOR SINGLE RANGE
Mounting Stud Diameter0.138 INCHES NOMINAL IN
Mounting Facility Type and Quantity4 THREADED STUD(S)
Power SourceEXTERNAL
Circuit Current for Which DesignedDC
Circuit Construction TypeNONELECTRONIC
Pointer ColorBLACK SINGLE INDICATOR SINGLE RANGE
Measurement Range+0.0 TO 100.0 MILLIAMPERES, DC SINGLE INDICATOR SINGLE RANGE
Features ProvidedMAGNETIC SHIELD AND ZERO ADJUSTER
Indicator TypeDIAL W/POINTER
Scale Division Quantity50 SINGLE INDICATOR SINGLE RANGE
Installation DesignPANEL
Meter Depth Behind Mounting Flange1.000 INCHES NOMINAL IN
MaterialPLASTIC
FSC Application DataTEST SET,ELECT. EQUIP.
Dial Scale Marking ColorBLACK SINGLE INDICATOR SINGLE RANGE
Meter Body Diameter Behind Mounting Flange2.750 INCHES NOMINAL IN
Mounting Arrangement StyleFOUR HOLE/STUD RECTANGULAR/SQUARE
Style DesignatorRECTANGULAR FLUSH MTG
Movement TypeMOVING IRON VANE
Surface TreatmentENAMEL SEMIGLOSS
ColorUNABLE TO DECODE
Nuclear Hardness Critical FeatureNONHARDENED
Movement Suspension MethodJEWEL PIVOT BASE
Center to Center Distance Between Mounting Facilities Parallel to Length4.000 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
Successor6625-01-530-2559 (5170)
HAZMATNo
Shelf Life Code0
Criticality CodeQ
Unit of IssueEA
SMR CodeJN
Weight1.0000 lbs
Cube0.0579 cu ft
Verified Substitutes 8
6625-00-060-04592960 SUCCESSOR
Voltmeter
Kay Elemetrics Corporation
6625-00-720-2246420-030 SUCCESSOR
Voltmeter
Triplett (bluffton) Corporation Dba Lfe Instruments
Voltmeter
Electrowriter Trans
Generator,function,electronic Te
6625-01-530-25595170 SUCCESSOR
Fluxmeter
Oeco, Llc Dba Pacific Scientific Oeco Div Fire Safety and Power Systems
6625-01-577-90065170 SUCCESSOR
Fluxmeter
Tektronix Service Solutions, Inc.
5950-01-123-99992888163-1 INTERCHANGEABLE
Reactor
Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier
Cross-Reference Index
Part NumberManufacturer
29-05170 Simpson Electric Company, Inc. (USA)
29 Simpson Electric Company, Inc. (USA)
29-0-100MADC Simpson Electric Company, Inc. (USA)
05170 PRIMARY Simpson Electric Company, Inc. (USA)
29-0-100MA Simpson Electric Company, Inc. (USA)
5170 Simpson Electric Company, Inc. (USA)
Related Parts
SUCCESSOR 6625-01-530-2559 Fluxmeter · 5170
6625-00-060-0459SUCCESSOR
VOLTMETER
2960
6625-00-720-2246SUCCESSOR
VOLTMETER
420-030
6625-00-777-2108SUCCESSOR
VOLTMETER
5895-01-017-7020SUCCESSOR
ELECTROWRITER TRANS
6625-01-421-1761SUCCESSOR
GENERATOR,FUNCTION,ELECTRONIC TE
6625-01-577-9006SUCCESSOR
FLUXMETER
5170
5950-01-123-9999INTERCHANGEABLE
REACTOR
2888163-1

Frequently Asked Questions

What is NSN 6625-00-972-9640?

NSN 6625-00-972-9640 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 6625-00-972-9640?

NSN 6625-00-972-9640 has 6 cross-referenced part numbers: 29-05170 (Simpson Electric Company, Inc.), 29 (Simpson Electric Company, Inc.), 29-0-100MADC (Simpson Electric Company, Inc.), 05170 (Simpson Electric Company, Inc.), 29-0-100MA (Simpson Electric Company, Inc.) and 1 more.

What NSN replaces 6625-00-972-9640?

There are 8 known substitutes for 6625-00-972-9640: 6625-00-060-0459, 6625-00-720-2246, 6625-00-777-2108 and 5 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 05170?

Key specifications for 05170: Reliability Indicator: NOT ESTABLISHED; Environmental Protection: DUSTPROOF; Mounting Stud Length: 0.650 INCHES NOMINAL IN; Accuracy in Percent: -2.0 TO 2.0 AT FULL SCALE SINGLE INDICATOR SINGLE RANGE. 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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