PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

439A2UF200VDC180VACP25M0PCTCapacitor,fixed,paper Dielectric

Lucent Technologies Inc Corporate Headquarters · NSN 5910-00-128-2581 · FSC 5910 · No Item Name Available
Verified by PartsTable
NSN 5910-00-128-2581 — this item is cataloged by the U.S. Government under National Stock Number 5910-00-128-2581. Primary manufacturer part number: 439A2UF200VDC180VACP25M0PCT.
Features
  • Capacitor,fixed,paper Dielectric — FSC 5910
  • Body Width: 0.781 INCHES NOMINAL IN
  • Distance Between Centerlines of Mounting Facilities Parallel to Body Width: 1.000 INCHES NOMINAL IN
  • Mounting Facility Type and Quantity: 2 THREADED MOUNTING STUDS
  • Terminal Type and Quantity: 2 TAB, SOLDER LUG
  • Nominal Thread Size: 0.164 INCHES IN
  • Features Provided: HERMETICALLY SEALED CASE
  • Capacitance Value Per Section: 2.000 MICROFARADS SINGLE SECTION
Applications
  • Circuit regulation and filtering
  • Signal conditioning
  • Power supply stabilization
General Description

The Capacitor,fixed,paper Dielectric, cataloged under National Stock Number 5910-00-128-2581, is classified within Federal Supply Class 5910 (No Item Name Available) of the Electrical and Electronic Equipment Components group. The primary manufacturer of record is Lucent Technologies Inc Corporate Headquarters. Government technical data includes 16 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 11 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: Cancelled.

Technical Specifications
ParameterValue
NSN5910-00-128-2581
Primary Part Number439A2UF200VDC180VACP25M0PCT
Item NameCapacitor,fixed,paper Dielectric
FSC / FSG5910 / 59 — No Item Name Available
ManufacturerLucent Technologies Inc Corporate Headquarters
StatusCANCELLED
Body Width0.781 INCHES NOMINAL IN
Distance Between Centerlines of Mounting Facilities Parallel to Body Width1.000 INCHES NOMINAL IN
Mounting Facility Type and Quantity2 THREADED MOUNTING STUDS
Terminal Type and Quantity2 TAB, SOLDER LUG
Nominal Thread Size0.164 INCHES IN
Features ProvidedHERMETICALLY SEALED CASE
Capacitance Value Per Section2.000 MICROFARADS SINGLE SECTION
Nonderated Operating Temp-55.0 CELSIUS MINIMUM AND 85.0 CELSIUS MAXIMUM DEGC
Body StyleW/THD MTG HOLE(S)/STUD(S) TERMINAL(S) ON ONE SURFACE
Tolerance Range Per Section+0.00 TO 25.00 PERCENT SINGLE SECTION
Mounting Facility Screw Thread Series DesignatorUNIFIED NATIONAL COARSE (UNC)
Nonderated Continuous Voltage Rating and Type Per Section180.0 AC-RMS SINGLE SECTION AND 200.0 DC SINGLE SECTION
Schematic Diagram DesignatorNO COMMON OR GROUNDED ELECTRODE(S)
Reliability IndicatorNOT ESTABLISHED
Body Length1.406 INCHES NOMINAL IN
Body Height3.438 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 2
5910-00-280-7545 INTERCHANGEABLE
Capacitor,fixed,paper Dielectric
4931-00-737-627410519381 INTERCHANGEABLE
Termination,coaxial
Us Army Aviation and Missile Command
Cross-Reference Index
Part NumberManufacturer
139A American Telephone and Telegraph Co (USA)
439A2UF200VDC180VACP25PCTM0PCT American Telephone and Telegraph Co (USA)
439A2UF200VDC180VACP25M0PCT At and T Corp (USA)
439A2UF200VDC180VACP25M0PCT PRIMARY Lucent Technologies Inc Corporate Headquarters (USA)
439A2UF200VDC180VAC American Telephone and Telegraph Co (USA)
139A TRANSIST0R Lucent Technologies Inc Dba Federal Marketing Group (USA)
439ACAPACIT0R Lucent Technologies Inc Dba Federal Marketing Group (USA)
439A2UF200VDC180VACP25M0PCT American Telephone and Telegraph Co (USA)
439A2UF200VDC180VACP25M0PCT Lucent Technologies Inc Dba Federal Marketing Group (USA)
139A At and T Corp (USA)
439A2UF200VDC180VAC At and T Corp (USA)
Related Parts
5910-00-280-7545INTERCHANGEABLE
CAPACITOR,FIXED,PAPER DIELECTRIC
4931-00-737-6274INTERCHANGEABLE
TERMINATION,COAXIAL
10519381

Frequently Asked Questions

What is NSN 5910-00-128-2581?

NSN 5910-00-128-2581 is a Capacitor,fixed,paper Dielectric, manufactured by Lucent Technologies Inc Corporate Headquarters, classified under FSC 5910 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5910-00-128-2581?

NSN 5910-00-128-2581 has 11 cross-referenced part numbers: 139A (American Telephone and Telegraph Co), 439A2UF200VDC180VACP25PCTM0PCT (American Telephone and Telegraph Co), 439A2UF200VDC180VACP25M0PCT (At and T Corp), 439A2UF200VDC180VACP25M0PCT (Lucent Technologies Inc Corporate Headquarters), 439A2UF200VDC180VAC (American Telephone and Telegraph Co) and 6 more.

What NSN replaces 5910-00-128-2581?

There are 2 known substitutes for 5910-00-128-2581: 5910-00-280-7545, 4931-00-737-6274. Verify interchangeability with system specifications before substitution.

What are the specifications of 439A2UF200VDC180VACP25M0PCT?

Key specifications for 439A2UF200VDC180VACP25M0PCT: Body Width: 0.781 INCHES NOMINAL IN; Distance Between Centerlines of Mounting Facilities Parallel to Body Width: 1.000 INCHES NOMINAL IN; Mounting Facility Type and Quantity: 2 THREADED MOUNTING STUDS; Terminal Type and Quantity: 2 TAB, SOLDER LUG. 16 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5910-00-128-2581 still in active supply?

NSN 5910-00-128-2581 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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