PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

841-15788Ammeter

Phaostron Instrument and Electronic Company · NSN 6625-00-165-2116 · FSC 6625 · No Item Name Available
Verified by PartsTable
NSN 6625-00-165-2116 — this item is cataloged by the U.S. Government under National Stock Number 6625-00-165-2116. Primary manufacturer part number: 841-15788.
Features
  • Ammeter — FSC 6625
  • Center to Center Distance Between Mounting Facilities Parallel to Length: 4.000 INCHES NOMINAL IN
  • Measurement Range: +0.0 TO 600.0 AMPERES, DC SINGLE INDICATOR SINGLE RANGE
  • Circuit Construction Type: NONELECTRONIC
  • Mounting Facility Type and Quantity: 4 THREADED STUD(S)
  • Power Source: EXTERNAL
  • Mounting Stud Diameter: 0.138 INCHES NOMINAL IN
  • 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 6625-00-165-2116, is classified within Federal Supply Class 6625 (No Item Name Available) of the Instruments and Laboratory Equipment group. The primary manufacturer of record is Phaostron Instrument and Electronic Company. Government technical data includes 28 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 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
NSN6625-00-165-2116
Primary Part Number841-15788
Item NameAmmeter
FSC / FSG6625 / 66 — No Item Name Available
ManufacturerPhaostron Instrument and Electronic Company
StatusACTIVE
Center to Center Distance Between Mounting Facilities Parallel to Length4.000 INCHES NOMINAL IN
Measurement Range+0.0 TO 600.0 AMPERES, DC SINGLE INDICATOR SINGLE RANGE
Circuit Construction TypeNONELECTRONIC
Mounting Facility Type and Quantity4 THREADED STUD(S)
Power SourceEXTERNAL
Mounting Stud Diameter0.138 INCHES NOMINAL IN
Movement Suspension MethodJEWEL PIVOT BASE
Panel for Which DesignedNONMAGNETIC
Pointer ColorBLACK SINGLE INDICATOR SINGLE RANGE
Dielectric Withstanding Voltage in Volts1500.0
Circuit Attachment Method and Quantity2 THREADED STUD
Meter Depth Behind Mounting Flange0.940 INCHES NOMINAL IN
Mounting Stud Length0.500 INCHES NOMINAL IN
ColorUNABLE TO DECODE
Movement TypeMOVING COIL, PERMANENT MAGNET
Indicator TypeDIAL W/POINTER
Center to Center Distance Between Mounting Facilities Parallel to Width3.560 INCHES NOMINAL IN
Mounting Arrangement StyleFOUR HOLE/STUD RECTANGULAR/SQUARE
Circuit Current for Which DesignedDC
Scale Graduation TypeLINEAR SINGLE INDICATOR SINGLE RANGE
Style DesignatorRECTANGULAR FLUSH MTG
Dial Scale Marking ColorBLACK SINGLE INDICATOR SINGLE RANGE
Scale Division Quantity60 SINGLE INDICATOR SINGLE RANGE
Furnished Items and QuantityNUT 8; WASHER 8
Features ProvidedZERO ADJUSTER
Nuclear Hardness Critical FeatureNONHARDENED
Installation DesignPANEL
Accuracy in Percent-2.0 TO 2.0 AT FULL SCALE SINGLE INDICATOR SINGLE RANGE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Shelf Life Code0
Criticality CodeN
Unit of IssueEA
SMR CodeZN
Weight0.8000 lbs
Cube0.1418 cu ft
Verified Substitutes 12
4030-00-089-7012 INTERCHANGEABLE
Anchor,guy
4820-00-136-4544 INTERCHANGEABLE
Seat,valve
5310-00-186-0971 INTERCHANGEABLE
Washer,key
5962-00-193-5036643558-001 INTERCHANGEABLE
Microcircuit,linear
Watkins Johnson Co
9905-00-209-4531940100-2 INTERCHANGEABLE
Band,marker
Raytheon Company Dba Raytheon
3030-00-262-894832494 INTERCHANGEABLE
Belt,v
Contitech Usa, Inc Dba Veyance Technologies
5340-00-290-36263038-9012PC12 INTERCHANGEABLE
Clamp,loop
Northrop Grumman Systems Corporation
6130-00-339-1069841 INTERCHANGEABLE
Power Supply
Charles Industries, Llc Div Telecom
9340-00-599-928817Y1495PC737 INTERCHANGEABLE
Tubing,glass
Naval Ship Systems Command
6130-00-635-6182 INTERCHANGEABLE
Rectifier,metallic
Cross-Reference Index
Part NumberManufacturer
841 Phaostron Instrument and Electronic Company (USA)
841-15788 PRIMARY Phaostron Instrument and Electronic Company (USA)
Related Parts
4030-00-089-7012INTERCHANGEABLE
ANCHOR,GUY
4820-00-136-4544INTERCHANGEABLE
SEAT,VALVE
5310-00-186-0971INTERCHANGEABLE
WASHER,KEY
5962-00-193-5036INTERCHANGEABLE
MICROCIRCUIT,LINEAR
643558-001
9905-00-209-4531INTERCHANGEABLE
BAND,MARKER
940100-2
3030-00-262-8948INTERCHANGEABLE
BELT,V
32494
5340-00-290-3626INTERCHANGEABLE
CLAMP,LOOP
3038-9012PC12
6130-00-339-1069INTERCHANGEABLE
POWER SUPPLY
841
9340-00-599-9288INTERCHANGEABLE
TUBING,GLASS
17Y1495PC737
6130-00-635-6182INTERCHANGEABLE
RECTIFIER,METALLIC
5940-00-636-6025INTERCHANGEABLE
TERMINAL BOARD
1382B
5910-00-822-5683INTERCHANGEABLE
CAPACITOR,FIXED,CERAMIC DIELECTR

Frequently Asked Questions

What is NSN 6625-00-165-2116?

NSN 6625-00-165-2116 is a Ammeter, manufactured by Phaostron Instrument and Electronic Company, classified under FSC 6625 (No Item Name Available). Status: active.

What are the part numbers for NSN 6625-00-165-2116?

NSN 6625-00-165-2116 has 2 cross-referenced part numbers: 841 (Phaostron Instrument and Electronic Company), 841-15788 (Phaostron Instrument and Electronic Company).

What NSN replaces 6625-00-165-2116?

There are 12 known substitutes for 6625-00-165-2116: 4030-00-089-7012, 4820-00-136-4544, 5310-00-186-0971 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 841-15788?

Key specifications for 841-15788: Center to Center Distance Between Mounting Facilities Parallel to Length: 4.000 INCHES NOMINAL IN; Measurement Range: +0.0 TO 600.0 AMPERES, DC SINGLE INDICATOR SINGLE RANGE; Circuit Construction Type: NONELECTRONIC; Mounting Facility Type and Quantity: 4 THREADED STUD(S). 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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