PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

2170620Ammeter

Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier · NSN 6625-00-791-5654 · FSC 6625 · No Item Name Available
Verified by PartsTable
NSN 6625-00-791-5654 — this item is cataloged by the U.S. Government under National Stock Number 6625-00-791-5654. Primary manufacturer part number: 2170620.
Features
  • Ammeter — FSC 6625
  • Mounting Hole Diameter: 0.125 INCHES NOMINAL IN
  • Mounting Facility Type and Quantity: 4 UNTHREADED HOLE(S)
  • Installation Design: PANEL
  • Measurement Range: +0.0 TO 100.0 MICROAMPERES, AC SINGLE INDICATOR SINGLE RANGE
  • Panel for Which Designed: MAGNETIC OR NONMAGNETIC
  • Nuclear Hardness Critical Feature: NONHARDENED
  • Movement Suspension Method: JEWEL PIVOT BASE
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Ammeter, cataloged under National Stock Number 6625-00-791-5654, is classified within Federal Supply Class 6625 (No Item Name Available) of the Instruments and Laboratory Equipment group. The primary manufacturer of record is Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier. Government technical data includes 26 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 4 manufacturers, enabling identification through both NSN and commercial part number lookups. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active. Unit of issue: EA.

Technical Specifications
ParameterValue
NSN6625-00-791-5654
Primary Part Number2170620
Item NameAmmeter
FSC / FSG6625 / 66 — No Item Name Available
ManufacturerNavair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier
StatusACTIVE
Mounting Hole Diameter0.125 INCHES NOMINAL IN
Mounting Facility Type and Quantity4 UNTHREADED HOLE(S)
Installation DesignPANEL
Measurement Range+0.0 TO 100.0 MICROAMPERES, AC SINGLE INDICATOR SINGLE RANGE
Panel for Which DesignedMAGNETIC OR NONMAGNETIC
Nuclear Hardness Critical FeatureNONHARDENED
Movement Suspension MethodJEWEL PIVOT BASE
Style DesignatorRECTANGULAR FLUSH MTG
Circuit Construction TypeNONELECTRONIC
Pointer ColorBLACK SINGLE INDICATOR SINGLE RANGE
Environmental ProtectionSHOCK RESISTANT AND VIBRATION RESISTANT
FSC Application DataTEST SET,ELECTRONIC EQUIPMENT
Accuracy in Percent-3.0 TO 3.0 AT FULL SCALE SINGLE INDICATOR SINGLE RANGE
Indicator TypeDIAL W/POINTER
Mounting Arrangement StyleFOUR HOLE/STUD RECTANGULAR/SQUARE
Meter Depth Behind Mounting Flange1.250 INCHES MAXIMUM IN
Movement TypeMOVING COIL, PERMANENT MAGNET
Power SourceEXTERNAL
Scale Graduation TypeLINEAR SINGLE INDICATOR SINGLE RANGE
Furnished Items and QuantitySCREW 4; WASHER 4; NUT 4
Circuit Current for Which DesignedAC
Center to Center Distance Between Mounting Facilities Parallel to Length1.312 INCHES NOMINAL IN
Dielectric Withstanding Voltage in Volts1500.0
Dial Scale Marking ColorBLACK SINGLE INDICATOR SINGLE RANGE
Scale Division Quantity100 SINGLE INDICATOR SINGLE RANGE
Meter Body Diameter Behind Mounting Flange1.510 INCHES MAXIMUM IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Shelf Life Code0
Unit of IssueEA
SMR CodeJ
Verified Substitutes 2
6625-00-755-6802 INTERCHANGEABLE
Meter,audio Level
6625-01-320-7718G283267-1 INTERCHANGEABLE
Voltmeter
Raytheon Company Dba Raytheon Co
Cross-Reference Index
Part NumberManufacturer
133 Jewell Instruments, Llc Dba Modutec Use CAGE Code 33005 for Cataloging (USA)
2170620 PRIMARY Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier (USA)
133-025 Jewell Instruments Llc (USA)
L51200006 Lockheed Martin Librascope Corporation (USA)
Related Parts
6625-00-755-6802INTERCHANGEABLE
METER,AUDIO LEVEL
6625-01-320-7718INTERCHANGEABLE
VOLTMETER
G283267-1

Frequently Asked Questions

What is NSN 6625-00-791-5654?

NSN 6625-00-791-5654 is a Ammeter, manufactured by Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier, classified under FSC 6625 (No Item Name Available). Status: active.

What are the part numbers for NSN 6625-00-791-5654?

NSN 6625-00-791-5654 has 4 cross-referenced part numbers: 133 (Jewell Instruments, Llc Dba Modutec Use CAGE Code 33005 for Cataloging), 2170620 (Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier), 133-025 (Jewell Instruments Llc), L51200006 (Lockheed Martin Librascope Corporation).

What NSN replaces 6625-00-791-5654?

There are 2 known substitutes for 6625-00-791-5654: 6625-00-755-6802, 6625-01-320-7718. Verify interchangeability with system specifications before substitution.

What are the specifications of 2170620?

Key specifications for 2170620: Overall Width: 1.810 INCHES MAXIMUM IN; Overall Length: 1.625 INCHES MAXIMUM IN; Mounting Hole Diameter: 0.125 INCHES NOMINAL IN; Mounting Facility Type and Quantity: 4 UNTHREADED HOLE(S). 30 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com