PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

141-001058Ammeter

International Switchboard Corp Div of Equus Power Systems Corp · NSN 6625-01-346-0064 · FSC 6625 · No Item Name Available
Verified by PartsTable
NSN 6625-01-346-0064 — this item is cataloged by the U.S. Government under National Stock Number 6625-01-346-0064. Primary manufacturer part number: 141-001058.
Features
  • Ammeter — FSC 6625
  • Center to Center Distance Between Mounting Facilities Parallel to Length: 3.380 INCHES NOMINAL IN
  • Meter Body Diameter Behind Mounting Flange: 3.970 INCHES NOMINAL IN
  • Special Markings: + SIGN AT LEFT TERMINAL; RED LINE AT 480A A
  • Accuracy in Percent: -1.5 TO 1.5 AT FULL SCALE SINGLE INDICATOR SINGLE RANGE
  • Scale Division Quantity: 60 SINGLE INDICATOR SINGLE RANGE
  • Panel for Which Designed: MAGNETIC
  • Meter Depth Behind Mounting Flange: 3.790 INCHES NOMINAL IN
Applications
  • Applications requiring Steel construction
General Description

The Ammeter, cataloged under National Stock Number 6625-01-346-0064, is classified within Federal Supply Class 6625 (No Item Name Available) of the Instruments and Laboratory Equipment group. The primary manufacturer of record is International Switchboard Corp Div of Equus Power Systems Corp. Government technical data includes 28 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 11 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active. Unit of issue: EA.

Technical Specifications
ParameterValue
NSN6625-01-346-0064
Primary Part Number141-001058
Item NameAmmeter
FSC / FSG6625 / 66 — No Item Name Available
ManufacturerInternational Switchboard Corp Div of Equus Power Systems Corp
StatusACTIVE
Center to Center Distance Between Mounting Facilities Parallel to Length3.380 INCHES NOMINAL IN
Meter Body Diameter Behind Mounting Flange3.970 INCHES NOMINAL IN
Special Markings+ SIGN AT LEFT TERMINAL; RED LINE AT 480A A
Accuracy in Percent-1.5 TO 1.5 AT FULL SCALE SINGLE INDICATOR SINGLE RANGE
Scale Division Quantity60 SINGLE INDICATOR SINGLE RANGE
Panel for Which DesignedMAGNETIC
Meter Depth Behind Mounting Flange3.790 INCHES NOMINAL IN
Furnished Items and QuantityNUT 8; WASHER 6
Indicator TypeDIAL W/POINTER
Mounting Stud Length0.625 INCHES NOMINAL IN
Environmental ProtectionDUST RESISTANT AND WATERTIGHT
Mounting Arrangement StyleFOUR HOLE/STUD RECTANGULAR/SQUARE
Installation DesignPANEL
Circuit Attachment Method and Quantity2 THREADED STUD
Mounting Stud Diameter0.250 INCHES NOMINAL IN
Circuit Construction TypeNONELECTRONIC
MaterialSTEEL
Scale Graduation TypeLINEAR SINGLE INDICATOR SINGLE RANGE
Pointer ColorBLACK SINGLE INDICATOR SINGLE RANGE
Mounting Facility Type and Quantity4 THREADED STUD(S)
Power SourceEXTERNAL
Measurement Range+0.0 TO 600.0 AMPERES, AC SINGLE INDICATOR SINGLE RANGE
Movement Suspension MethodTAUT BAND
Features ProvidedNONGLARE GLASS AND ZERO ADJUSTER
ColorUNABLE TO DECODE
Center to Center Distance Between Mounting Facilities Parallel to Width3.380 INCHES NOMINAL IN
Surface TreatmentPAINT
Nuclear Hardness Critical FeatureNONHARDENED
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Shelf Life Code0
Unit of IssueEA
SMR CodeJF
Verified Substitutes 11
5940-00-143-466310-301-1-05 INTERCHANGEABLE
Terminal,stud
Concord Electronics, Inc.
6660-00-290-1833103011 INTERCHANGEABLE
Sight Glass
Electrosyser Corp Ltd the
1730-00-670-7885103011 INTERCHANGEABLE
Fitting,turn
Air Logistics Corporation Dba Air Logistics Corp
4720-00-927-325032X1348 INTERCHANGEABLE
Hose Assembly,nonmetallic
Load King, Llc Div Load King
2510-00-968-9376 INTERCHANGEABLE
Panel,top
5330-00-971-5656103011 INTERCHANGEABLE
Gasket
L3harris Technologies, Inc Div Space & Airborne Systems
5905-01-194-1443103-011 INTERCHANGEABLE
Resistor,fixed,film
Panametrics Llc
5342-01-313-880010301-1 INTERCHANGEABLE
Coupling,clamp,grooved
Ray R G Corp
6670-01-346-3599906-10301-1 INTERCHANGEABLE
Weight Set,balance
Honeywell International Inc. Dba Honeywell Div Aerospace -Olathe Hums Div
5340-01-504-21178275240 INTERCHANGEABLE
V Band Clamp
Jlg Industries, Inc.
Cross-Reference Index
Part NumberManufacturer
141-001058 International Switchboard Corp Div of Equus Power Systems Corp (USA)
103-011 Yokogawa Corporation of America (USA)
Related Parts
5940-00-143-4663INTERCHANGEABLE
TERMINAL,STUD
10-301-1-05
6660-00-290-1833INTERCHANGEABLE
SIGHT GLASS
103011
1730-00-670-7885INTERCHANGEABLE
FITTING,TURN
103011
4720-00-927-3250INTERCHANGEABLE
HOSE ASSEMBLY,NONMETALLIC
32X1348
2510-00-968-9376INTERCHANGEABLE
PANEL,TOP
5330-00-971-5656INTERCHANGEABLE
GASKET
103011
5905-01-194-1443INTERCHANGEABLE
RESISTOR,FIXED,FILM
103-011
5342-01-313-8800INTERCHANGEABLE
COUPLING,CLAMP,GROOVED
10301-1
6670-01-346-3599INTERCHANGEABLE
WEIGHT SET,BALANCE
906-10301-1
5340-01-504-2117INTERCHANGEABLE
V BAND CLAMP
8275240
5330-01-553-0898INTERCHANGEABLE
GASKET
103011

Frequently Asked Questions

What is NSN 6625-01-346-0064?

NSN 6625-01-346-0064 is a Ammeter, manufactured by International Switchboard Corp Div of Equus Power Systems Corp, classified under FSC 6625 (No Item Name Available). Status: active.

What are the part numbers for NSN 6625-01-346-0064?

NSN 6625-01-346-0064 has 2 cross-referenced part numbers: 141-001058 (International Switchboard Corp Div of Equus Power Systems Corp), 103-011 (Yokogawa Corporation of America).

What NSN replaces 6625-01-346-0064?

There are 11 known substitutes for 6625-01-346-0064: 5940-00-143-4663, 6660-00-290-1833, 1730-00-670-7885 and 8 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 141-001058?

Key specifications for 141-001058: Center to Center Distance Between Mounting Facilities Parallel to Length: 3.380 INCHES NOMINAL IN; Meter Body Diameter Behind Mounting Flange: 3.970 INCHES NOMINAL IN; Overall Length: 5.710 INCHES NOMINAL IN; Special Markings: + SIGN AT LEFT TERMINAL; RED LINE AT 480A A. 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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