PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

59Ammeter

U S Dept of Transportation Federal Aviation Administration · NSN 6625-00-318-6435 · FSC 6625 · No Item Name Available
Verified by PartsTable
NSN 6625-00-318-6435 — this item is cataloged by the U.S. Government under National Stock Number 6625-00-318-6435. Primary manufacturer part number: 59.
Features
  • Ammeter — FSC 6625
  • Style Designator: RECTANGULAR FLUSH MTG
  • Nuclear Hardness Critical Feature: NONHARDENED
  • Mounting Stud Length: 0.656 INCHES NOMINAL IN
  • Circuit Attachment Method and Quantity: 2 THREADED STUD
  • Scale Graduation Type: NONLINEAR SINGLE INDICATOR SINGLE RANGE
  • Measurement Range: +0.0 TO 7.5 AMPERES, AC SINGLE INDICATOR SINGLE RANGE
  • Circuit Construction Type: NONELECTRONIC
Applications
  • Applications requiring Plastic construction
General Description

The Ammeter, cataloged under National Stock Number 6625-00-318-6435, is classified within Federal Supply Class 6625 (No Item Name Available) of the Instruments and Laboratory Equipment group. The primary manufacturer of record is U S Dept of Transportation Federal Aviation Administration. Government technical data includes 27 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 7 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active. Unit of issue: EA.

Technical Specifications
ParameterValue
NSN6625-00-318-6435
Primary Part Number59
Item NameAmmeter
FSC / FSG6625 / 66 — No Item Name Available
ManufacturerU S Dept of Transportation Federal Aviation Administration
StatusACTIVE
Style DesignatorRECTANGULAR FLUSH MTG
Nuclear Hardness Critical FeatureNONHARDENED
Mounting Stud Length0.656 INCHES NOMINAL IN
Circuit Attachment Method and Quantity2 THREADED STUD
Scale Graduation TypeNONLINEAR SINGLE INDICATOR SINGLE RANGE
Measurement Range+0.0 TO 7.5 AMPERES, AC SINGLE INDICATOR SINGLE RANGE
Circuit Construction TypeNONELECTRONIC
Center to Center Distance Between Mounting Facilities Parallel to Length4.000 INCHES NOMINAL IN
Indicator TypeDIAL W/POINTER
MaterialPLASTIC
Mounting Stud Diameter0.125 INCHES NOMINAL IN
Meter Body Diameter Behind Mounting Flange2.750 INCHES NOMINAL IN
Circuit Current for Which DesignedAC
Installation DesignPANEL
Mounting Facility Type and Quantity4 THREADED STUD(S)
Panel for Which DesignedNONMAGNETIC
Dial Scale Marking ColorBLACK SINGLE INDICATOR SINGLE RANGE
Mounting Arrangement StyleFOUR HOLE/STUD RECTANGULAR/SQUARE
Meter Depth Behind Mounting Flange1.094 INCHES NOMINAL IN
Center to Center Distance Between Mounting Facilities Parallel to Width3.625 INCHES NOMINAL IN
MaterialPLASTIC
Style DesignatorRECTANGULAR FLUSH MTG
Nuclear Hardness Critical FeatureNONHARDENED
Mounting Stud Length0.656 INCHES NOMINAL IN
Circuit Attachment Method and Quantity2 THREADED STUD
Scale Graduation TypeNONLINEAR SINGLE INDICATOR SINGLE RANGE
Measurement Range+0.0 TO 7.5 AMPERES, AC SINGLE INDICATOR SINGLE RANGE
Lifecycle & Compliance
Acquisition StatusACTIVE
Successor6625-00-150-5202 (08820)
HAZMATNo
Shelf Life Code0
Unit of IssueEA
SMR CodeG
Verified Substitutes 7
Voltmeter
6625-00-150-520208820 SUCCESSOR
Voltmeter
Simpson Electric Company, Inc.
Test Set,radio
6625-00-649-428759 SUCCESSOR
Meter,electrical Frequency
Hickok Waekon Llc
6625-00-649-4768350A TP836 SUCCESSOR
Meter,electrical Frequency
Q V S Inc
6625-00-825-627759-08770 SUCCESSOR
Voltmeter
Simpson Electric Company, Inc.
6625-00-901-559705560 SUCCESSOR
Ammeter
Simpson Electric Company, Inc.
Cross-Reference Index
Part NumberManufacturer
59-1330-0-7-5 Simpson Electric Company, Inc. (USA)
59 PRIMARY U S Dept of Transportation Federal Aviation Administration (USA)
59 Simpson Electric Company, Inc. (USA)
Related Parts
SUCCESSOR 6625-00-150-5202 Voltmeter · 08820
6625-00-060-9798SUCCESSOR
VOLTMETER
6625-00-649-3072SUCCESSOR
TEST SET,RADIO
6625-00-649-4287SUCCESSOR
METER,ELECTRICAL FREQUENCY
59
6625-00-649-4768SUCCESSOR
METER,ELECTRICAL FREQUENCY
350A TP836
6625-00-825-6277SUCCESSOR
VOLTMETER
59-08770
6625-00-901-5597SUCCESSOR
AMMETER
05560

Frequently Asked Questions

What is NSN 6625-00-318-6435?

NSN 6625-00-318-6435 is a Ammeter, manufactured by U S Dept of Transportation Federal Aviation Administration, classified under FSC 6625 (No Item Name Available). Status: active.

What are the part numbers for NSN 6625-00-318-6435?

NSN 6625-00-318-6435 has 3 cross-referenced part numbers: 59-1330-0-7-5 (Simpson Electric Company, Inc.), 59 (U S Dept of Transportation Federal Aviation Administration), 59 (Simpson Electric Company, Inc.).

What NSN replaces 6625-00-318-6435?

There are 7 known substitutes for 6625-00-318-6435: 6625-00-060-9798, 6625-00-150-5202, 6625-00-649-3072 and 4 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 59?

Key specifications for 59: Style Designator: RECTANGULAR FLUSH MTG; Nuclear Hardness Critical Feature: NONHARDENED; Mounting Stud Length: 0.656 INCHES NOMINAL IN; Circuit Attachment Method and Quantity: 2 THREADED STUD. 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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