PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

50-152121 ECNTAmmeter

Yokogawa Corporation of America · NSN 6625-00-484-1876 · FSC 6625 · No Item Name Available
Verified by PartsTable
NSN 6625-00-484-1876 — this item is cataloged by the U.S. Government under National Stock Number 6625-00-484-1876. Primary manufacturer part number: 50-152121 ECNT.
Features
  • Ammeter — FSC 6625
  • Panel for Which Designed: MAGNETIC
  • Movement Type: MOVING COIL, PERMANENT MAGNET
  • Mounting Arrangement Style: THREE HOLE/STUD BOLT CIRCLE
  • Circuit Construction Type: NONELECTRONIC
  • Measurement Range: +0.0 TO 50.0 AMPERES, DC SINGLE INDICATOR SINGLE RANGE
  • FSC Application Data: TEST SET,ELECT. EQUIP.
  • Mounting Stud Diameter: 0.112 INCHES NOMINAL IN
Applications
  • Applications requiring Plastic construction
General Description

The Ammeter, cataloged under National Stock Number 6625-00-484-1876, is classified within Federal Supply Class 6625 (No Item Name Available) of the Instruments and Laboratory Equipment group. The primary manufacturer of record is Yokogawa Corporation of America. Government technical data includes 26 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 8 commercial cross-references from 6 manufacturers, enabling identification through both NSN and commercial part number lookups. 5 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled. Unit of issue: EA.

Technical Specifications
ParameterValue
NSN6625-00-484-1876
Primary Part Number50-152121 ECNT
Item NameAmmeter
FSC / FSG6625 / 66 — No Item Name Available
ManufacturerYokogawa Corporation of America
StatusCANCELLED
Panel for Which DesignedMAGNETIC
Movement TypeMOVING COIL, PERMANENT MAGNET
Mounting Arrangement StyleTHREE HOLE/STUD BOLT CIRCLE
Circuit Construction TypeNONELECTRONIC
Measurement Range+0.0 TO 50.0 AMPERES, DC SINGLE INDICATOR SINGLE RANGE
FSC Application DataTEST SET,ELECT. EQUIP.
Mounting Stud Diameter0.112 INCHES NOMINAL IN
Features ProvidedZERO ADJUSTER
Movement Suspension MethodJEWEL PIVOT BASE
Accuracy in Percent-2.0 TO 2.0 AT FULL SCALE SINGLE INDICATOR SINGLE RANGE
Pointer ColorBLACK SINGLE INDICATOR SINGLE RANGE
Meter Depth Behind Mounting Flange2.002 INCHES MAXIMUM IN
ColorUNABLE TO DECODE
Mounting Facility Type and Quantity3 THREADED STUD(S)
Sensitivity Rating50.0 MILLIVOLTS
Installation DesignPANEL
Mounting Stud Length0.500 INCHES NOMINAL IN
Nuclear Hardness Critical FeatureNONHARDENED
Meter Body Diameter Behind Mounting Flange2.180 INCHES NOMINAL IN
Dial Scale Marking ColorBLACK SINGLE INDICATOR SINGLE RANGE
Style DesignatorRECTANGULAR FLUSH MTG
MaterialPLASTIC
Power SourceEXTERNAL
Circuit Attachment Method and Quantity2 SOLDER STUD
Scale Selection MethodTERMINAL
Scale Graduation TypeLINEAR SINGLE INDICATOR SINGLE RANGE
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Shelf Life Code0
Criticality CodeN
Unit of IssueEA
SMR CodeJN
Weight0.0100 lbs
Cube0.0010 cu ft
Verified Substitutes 5
Voltmeter
6625-00-902-405950-152111JRJR2 SUCCESSOR
Ammeter
Ametek Inc Div Aerospace and Defense
6625-00-947-3677118A INTERCHANGEABLE
Ammeter
Masco Service Corp
6625-00-947-3678116A INTERCHANGEABLE
Ammeter
Masco Service Corp
6625-00-947-3679115A INTERCHANGEABLE
Ammeter
Masco Service Corp
Cross-Reference Index
Part NumberManufacturer
50-152121 ECNT PRIMARY Yokogawa Corporation of America (USA)
50-152 121 ECNT Ametek Inc Div Aerospace and Defense (USA)
DW91-515X6 General Electric Co Capacitors Div (USA)
289Z21D1 Morris Material Handling, Inc. (USA)
515X6 Ametek Inc Div Aerospace and Defense (USA)
EDP50-021 Veeco Instruments Inc Lambda Div (USA)
515X6 General Electric Co Outdoor Breaker Business Section (USA)
DW-91 Ametek Inc Div Aerospace and Defense (USA)
Related Parts
6625-00-622-2968SUCCESSOR
VOLTMETER
6625-00-902-4059SUCCESSOR
AMMETER
50-152111JRJR2
6625-00-947-3677INTERCHANGEABLE
AMMETER
118A
6625-00-947-3678INTERCHANGEABLE
AMMETER
116A
6625-00-947-3679INTERCHANGEABLE
AMMETER
115A

Frequently Asked Questions

What is NSN 6625-00-484-1876?

NSN 6625-00-484-1876 is a Ammeter, manufactured by Yokogawa Corporation of America, classified under FSC 6625 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 6625-00-484-1876?

NSN 6625-00-484-1876 has 8 cross-referenced part numbers: 50-152121 ECNT (Yokogawa Corporation of America), 50-152 121 ECNT (Ametek Inc Div Aerospace and Defense), DW91-515X6 (General Electric Co Capacitors Div), 289Z21D1 (Morris Material Handling, Inc.), 515X6 (Ametek Inc Div Aerospace and Defense) and 3 more.

What NSN replaces 6625-00-484-1876?

There are 5 known substitutes for 6625-00-484-1876: 6625-00-622-2968, 6625-00-902-4059, 6625-00-947-3677 and 2 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 50-152121 ECNT?

Key specifications for 50-152121 ECNT: Panel for Which Designed: MAGNETIC; Movement Type: MOVING COIL, PERMANENT MAGNET; Mounting Arrangement Style: THREE HOLE/STUD BOLT CIRCLE; Circuit Construction Type: NONELECTRONIC. 30 total characteristics are documented in the Federal Logistics Information System.

Is NSN 6625-00-484-1876 still in active supply?

NSN 6625-00-484-1876 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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