PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

27-03640Galvanometer

Simpson Electric Company, Inc. · NSN 6625-00-815-3185 · FSC 6625 · No Item Name Available
Verified by PartsTable
NSN 6625-00-815-3185 — this item is cataloged by the U.S. Government under National Stock Number 6625-00-815-3185. Primary manufacturer part number: 27-03640.
Features
  • Galvanometer — FSC 6625
  • Reliability Indicator: NOT ESTABLISHED
  • Unable to Decode: UNABLE TO DECODE
  • Mounting Facility Type and Quantity: 4 THREADED STUD(S)
  • Sensitivity Rating: 75.0 MICROAMPERES
  • Circuit Attachment Method and Quantity: 2 THREADED STUD
  • Material: PLASTIC
  • Features Provided: ZERO ADJUSTER
Applications
  • Applications requiring Plastic construction
General Description

The Galvanometer, cataloged under National Stock Number 6625-00-815-3185, 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 27 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 1 manufacturer, 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
NSN6625-00-815-3185
Primary Part Number27-03640
Item NameGalvanometer
FSC / FSG6625 / 66 — No Item Name Available
ManufacturerSimpson Electric Company, Inc.
StatusACTIVE
Reliability IndicatorNOT ESTABLISHED
Unable to DecodeUNABLE TO DECODE
Mounting Facility Type and Quantity4 THREADED STUD(S)
Sensitivity Rating75.0 MICROAMPERES
Circuit Attachment Method and Quantity2 THREADED STUD
MaterialPLASTIC
Features ProvidedZERO ADJUSTER
Mounting Stud Length0.350 INCHES NOMINAL IN
Indicator TypeDIAL W/POINTER
Style DesignatorRECTANGULAR FLUSH MTG
Nuclear Hardness Critical FeatureNONHARDENED
Installation DesignPANEL
Mounting Stud Diameter0.112 INCHES NOMINAL IN
Meter Body Diameter Behind Mounting Flange2.750 INCHES NOMINAL IN
Movement TypeMOVING COIL, PERMANENT MAGNET
FSC Application DataTEST SET,ELECT. EQUIP.
Meter Depth Behind Mounting Flange1.360 INCHES NOMINAL IN
Circuit Current for Which DesignedDC
Scale Division Quantity50 SINGLE INDICATOR SINGLE RANGE
Movement Suspension MethodJEWEL PIVOT BASE
Reliability IndicatorNOT ESTABLISHED
Unable to DecodeUNABLE TO DECODE
Mounting Facility Type and Quantity4 THREADED STUD(S)
Sensitivity Rating75.0 MICROAMPERES
Circuit Attachment Method and Quantity2 THREADED STUD
MaterialPLASTIC
Features ProvidedZERO ADJUSTER
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Shelf Life Code0
Criticality CodeQ
Unit of IssueEA
SMR CodeYN
Weight2.0000 lbs
Cube0.0046 cu ft
Verified Substitutes 12
Clip,electrical
6625-01-108-655900260 SUCCESSOR
Ammeter
Simpson Electric Company, Inc.
5910-00-136-7092A105A INTERCHANGEABLE
Capacitor,fixed,electrolytic
Kyocera Avx Components (biddeford) Corporation
6625-00-218-6511458-0637-00 INTERCHANGEABLE
Meter,null
Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems
6625-00-243-347105010 INTERCHANGEABLE
Ammeter
Simpson Electric Company, Inc.
6625-00-470-843507600 INTERCHANGEABLE
Voltmeter
Simpson Electric Company, Inc.
6625-00-495-2364 INTERCHANGEABLE
Ohmmeter
6625-00-580-4477 INTERCHANGEABLE
Voltmeter
6625-00-581-8329 INTERCHANGEABLE
Ammeter
5962-00-584-0623 INTERCHANGEABLE
Microcircuit,linear
Cross-Reference Index
Part NumberManufacturer
27-03640 Simpson Electric Company, Inc. (USA)
SK1346 Simpson Electric Company, Inc. (USA)
27 Simpson Electric Company, Inc. (USA)
03640 Simpson Electric Company, Inc. (USA)
Related Parts
5999-01-093-9473SUCCESSOR
CLIP,ELECTRICAL
6625-01-108-6559SUCCESSOR
AMMETER
00260
5910-00-136-7092INTERCHANGEABLE
CAPACITOR,FIXED,ELECTROLYTIC
A105A
6625-00-218-6511INTERCHANGEABLE
METER,NULL
458-0637-00
6625-00-243-3471INTERCHANGEABLE
AMMETER
05010
6625-00-470-8435INTERCHANGEABLE
VOLTMETER
07600
6625-00-495-2364INTERCHANGEABLE
OHMMETER
6625-00-580-4477INTERCHANGEABLE
VOLTMETER
6625-00-581-8329INTERCHANGEABLE
AMMETER
5962-00-584-0623INTERCHANGEABLE
MICROCIRCUIT,LINEAR
5999-00-621-3276INTERCHANGEABLE
CLIP,ELECTRICAL
379115PC1
6625-00-643-0625INTERCHANGEABLE
VOLTMETER

Frequently Asked Questions

What is NSN 6625-00-815-3185?

NSN 6625-00-815-3185 is a Galvanometer, manufactured by Simpson Electric Company, Inc., classified under FSC 6625 (No Item Name Available). Status: active.

What are the part numbers for NSN 6625-00-815-3185?

NSN 6625-00-815-3185 has 4 cross-referenced part numbers: 27-03640 (Simpson Electric Company, Inc.), SK1346 (Simpson Electric Company, Inc.), 27 (Simpson Electric Company, Inc.), 03640 (Simpson Electric Company, Inc.).

What NSN replaces 6625-00-815-3185?

There are 12 known substitutes for 6625-00-815-3185: 5999-01-093-9473, 6625-01-108-6559, 5910-00-136-7092 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 27-03640?

Key specifications for 27-03640: Reliability Indicator: NOT ESTABLISHED; Unable to Decode: UNABLE TO DECODE; Mounting Facility Type and Quantity: 4 THREADED STUD(S); Sensitivity Rating: 75.0 MICROAMPERES. 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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