PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

17516Ammeter

Simpson Electric Company, Inc. · NSN 6625-01-340-3666 · FSC 6625 · No Item Name Available
Verified by PartsTable
NSN 6625-01-340-3666 — this item is cataloged by the U.S. Government under National Stock Number 6625-01-340-3666. Primary manufacturer part number: 17516.
Features
  • Ammeter — FSC 6625
  • Panel for Which Designed: MAGNETIC
  • Center to Center Distance Between Mounting Facilities Parallel to Length: 2.240 INCHES NOMINAL IN
  • Accuracy in Percent: -2.0 TO 2.0 AT FULL SCALE SINGLE INDICATOR SINGLE RANGE
  • Meter Body Diameter Behind Mounting Flange: 2.690 INCHES NOMINAL IN
  • Furnished Items and Quantity: NUT 6; WASHER 6
  • Movement Type: MOVING COIL, PERMANENT MAGNET
  • Installation Design: PANEL
Applications
  • Applications requiring Plastic construction
General Description

The Ammeter, cataloged under National Stock Number 6625-01-340-3666, 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 29 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 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.

Technical Specifications
ParameterValue
NSN6625-01-340-3666
Primary Part Number17516
Item NameAmmeter
FSC / FSG6625 / 66 — No Item Name Available
ManufacturerSimpson Electric Company, Inc.
StatusACTIVE
Panel for Which DesignedMAGNETIC
Center to Center Distance Between Mounting Facilities Parallel to Length2.240 INCHES NOMINAL IN
Accuracy in Percent-2.0 TO 2.0 AT FULL SCALE SINGLE INDICATOR SINGLE RANGE
Meter Body Diameter Behind Mounting Flange2.690 INCHES NOMINAL IN
Furnished Items and QuantityNUT 6; WASHER 6
Movement TypeMOVING COIL, PERMANENT MAGNET
Installation DesignPANEL
Meter Depth Behind Mounting Flange1.340 INCHES NOMINAL IN
Indicator TypeDIAL W/POINTER
Dial Scale Marking ColorBLACK SINGLE INDICATOR SINGLE RANGE
Mounting Stud Length0.530 INCHES NOMINAL IN
Mounting Arrangement StyleFOUR HOLE/STUD RECTANGULAR/SQUARE
Scale Division Quantity25 SINGLE INDICATOR SINGLE RANGE
Mounting Stud Diameter0.112 INCHES NOMINAL IN
Mounting Facility Type and Quantity4 THREADED STUD(S)
MaterialPLASTIC
Power SourceEXTERNAL
Scale Graduation TypeLINEAR SINGLE INDICATOR SINGLE RANGE
Movement Suspension MethodJEWEL PIVOT BASE
FSC Application DataELEC,ELECT. PROPERTIES MEASURING AND TEST INSTRUMENTS
Features ProvidedMAGNETIC SHIELD AND ZERO ADJUSTER
Measurement Range+0.0 TO 25.0 AMPERES, AC SINGLE INDICATOR SINGLE RANGE
Scale Selection MethodTERMINAL
Circuit Attachment Method and Quantity2 THREADED STUD
Pointer ColorBLACK SINGLE INDICATOR SINGLE RANGE
Circuit Construction TypeNONELECTRONIC
ColorUNABLE TO DECODE
Style DesignatorRECTANGULAR FLUSH MTG
Center to Center Distance Between Mounting Facilities Parallel to Width2.240 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 8
6240-00-045-3044CF01RTS1705 INTERCHANGEABLE
Lamp,cartridge
Spectrum Control, Inc. Div Api Technologies - Eis/wesson
5330-00-354-710417516 INTERCHANGEABLE
Gasket
Hdt Expeditionary Systems Inc
5365-00-437-87862256897PC6 INTERCHANGEABLE
Spacer,ring
Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier
5360-00-469-1453V12759 INTERCHANGEABLE
Spring,helical Compression,mixer
Itw Food Equipment Group Llc Dba Hobart Service
5962-00-539-9718 INTERCHANGEABLE
Microcircuit,digital
4710-00-756-085917516 INTERCHANGEABLE
Tube Assembly,metal
Tiffin Parts, L.l.c. Div Subsidiary of Pettibone Corp.
3030-01-116-598217515 INTERCHANGEABLE
Belt,v
Contitech Usa, Inc Dba Veyance Technologies
6150-01-267-548817516 INTERCHANGEABLE
Cable Assembly,power,electrical
Volex Inc
Cross-Reference Index
Part NumberManufacturer
17516 PRIMARY Simpson Electric Company, Inc. (USA)
2123-0-25ADC Simpson Electric Company, Inc. (USA)
2123-17516 Simpson Electric Company, Inc. (USA)
Related Parts
6240-00-045-3044INTERCHANGEABLE
LAMP,CARTRIDGE
CF01RTS1705
5330-00-354-7104INTERCHANGEABLE
GASKET
17516
5365-00-437-8786INTERCHANGEABLE
SPACER,RING
2256897PC6
5360-00-469-1453INTERCHANGEABLE
SPRING,HELICAL COMPRESSION,MIXER
V12759
5962-00-539-9718INTERCHANGEABLE
MICROCIRCUIT,DIGITAL
4710-00-756-0859INTERCHANGEABLE
TUBE ASSEMBLY,METAL
17516
3030-01-116-5982INTERCHANGEABLE
BELT,V
17515
6150-01-267-5488INTERCHANGEABLE
CABLE ASSEMBLY,POWER,ELECTRICAL
17516

Frequently Asked Questions

What is NSN 6625-01-340-3666?

NSN 6625-01-340-3666 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 6625-01-340-3666?

NSN 6625-01-340-3666 has 3 cross-referenced part numbers: 17516 (Simpson Electric Company, Inc.), 2123-0-25ADC (Simpson Electric Company, Inc.), 2123-17516 (Simpson Electric Company, Inc.).

What NSN replaces 6625-01-340-3666?

There are 8 known substitutes for 6625-01-340-3666: 6240-00-045-3044, 5330-00-354-7104, 5365-00-437-8786 and 5 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 17516?

Key specifications for 17516: Overall Height: 3.000 INCHES NOMINAL IN; Panel for Which Designed: MAGNETIC; Center to Center Distance Between Mounting Facilities Parallel to Length: 2.240 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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