PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

A430Transistor

Philips Circuit Assemblies · NSN 5961-00-139-2398 · FSC 5961 · No Item Name Available
Verified by PartsTable
NSN 5961-00-139-2398 — this item is cataloged by the U.S. Government under National Stock Number 5961-00-139-2398. Primary manufacturer part number: A430.
Features
  • Transistor — FSC 5961
  • Terminal Circle Diameter: 0.100 INCHES NOMINAL IN
  • Power Rating Per Characteristic: 250.0 MILLIWATTS MAXIMUM COLLECTOR POWER DISSIPATION
  • Voltage Rating in Volts Per Characteristic: 20.0 MAXIMUM BREAKDOWN VOLTAGE, COLLECTOR-TO-BASE, EMITTER OPEN AND 10.0 MAXIMUM BREAKDOWN VOLTAGE, COLLECTOR-TO-EMITTER, BASE OPEN AND 2.5 MAXIMUM BREAKDOWN VOLTAGE, EMITTER-TO-BASE, COLLECTOR OPEN
  • Terminal Type and Quantity: 4 UNINSULATED WIRE LEAD
  • Overall Diameter: 0.230 INCHES MAXIMUM IN
  • Unable to Decode: UNABLE TO DECODE
  • Internal Configuration: JUNCTION CONTACT
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Transistor, cataloged under National Stock Number 5961-00-139-2398, is classified within Federal Supply Class 5961 (No Item Name Available) of the Electrical and Electronic Equipment Components group. The primary manufacturer of record is Philips Circuit Assemblies. Government technical data includes 13 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 8 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5961-00-139-2398
Primary Part NumberA430
Item NameTransistor
FSC / FSG5961 / 59 — No Item Name Available
ManufacturerPhilips Circuit Assemblies
StatusACTIVE
Terminal Circle Diameter0.100 INCHES NOMINAL IN
Power Rating Per Characteristic250.0 MILLIWATTS MAXIMUM COLLECTOR POWER DISSIPATION
Voltage Rating in Volts Per Characteristic20.0 MAXIMUM BREAKDOWN VOLTAGE, COLLECTOR-TO-BASE, EMITTER OPEN AND 10.0 MAXIMUM BREAKDOWN VOLTAGE, COLLECTOR-TO-EMITTER, BASE OPEN AND 2.5 MAXIMUM BREAKDOWN VOLTAGE, EMITTER-TO-BASE, COLLECTOR OPEN
Terminal Type and Quantity4 UNINSULATED WIRE LEAD
Overall Diameter0.230 INCHES MAXIMUM IN
Unable to DecodeUNABLE TO DECODE
Internal ConfigurationJUNCTION CONTACT
Maximum Operating Temp Per Measurement Point200.0 CELSIUS JUNCTION DEGC
Current Rating Per Characteristic50.00 MILLIAMPERES MAXIMUM COLLECTOR CURRENT, DC
Mounting MethodTERMINAL
Terminal Length0.500 INCHES MINIMUM IN
Semiconductor MaterialSILICON
Features ProvidedHERMETICALLY SEALED CASE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 8
5977-00-284-9122GGU2012S INTERCHANGEABLE
Brush Set,electrical Contact
Prestolite Electric Inc
3120-00-294-2386554236-1 INTERCHANGEABLE
Bearing,sleeve
Hamilton Sundstrand Corporation Dba Collins Aerospace
5930-00-336-1220 INTERCHANGEABLE
Detent,switch
5325-00-449-31571201-430-Z3C INTERCHANGEABLE
Stud,turnlock Fastener
Southco Inc
6110-00-875-4277A52385G1 INTERCHANGEABLE
Protector,thermal-Overload,elect
Dcm Manufacturing, Inc.
5985-01-300-7514A430 INTERCHANGEABLE
Attenuator,variable
Fotec Inc
4470-01-359-9282 INTERCHANGEABLE
Header Assembly
5340-01-393-6481A-430 INTERCHANGEABLE
Filter Plug
Eaton Aerospace Llc Div Fluid and Electrical Distribution Division
Cross-Reference Index
Part NumberManufacturer
A430 Philips Circuit Assemblies (USA)
Related Parts
5977-00-284-9122INTERCHANGEABLE
BRUSH SET,ELECTRICAL CONTACT
GGU2012S
3120-00-294-2386INTERCHANGEABLE
BEARING,SLEEVE
554236-1
5930-00-336-1220INTERCHANGEABLE
DETENT,SWITCH
5325-00-449-3157INTERCHANGEABLE
STUD,TURNLOCK FASTENER
1201-430-Z3C
6110-00-875-4277INTERCHANGEABLE
PROTECTOR,THERMAL-OVERLOAD,ELECT
A52385G1
5985-01-300-7514INTERCHANGEABLE
ATTENUATOR,VARIABLE
A430
4470-01-359-9282INTERCHANGEABLE
HEADER ASSEMBLY
5340-01-393-6481INTERCHANGEABLE
FILTER PLUG
A-430

Frequently Asked Questions

What is NSN 5961-00-139-2398?

NSN 5961-00-139-2398 is a Transistor, manufactured by Philips Circuit Assemblies, classified under FSC 5961 (No Item Name Available). Status: active.

What are the part numbers for NSN 5961-00-139-2398?

NSN 5961-00-139-2398 has 1 cross-referenced part number: A430 (Philips Circuit Assemblies).

What NSN replaces 5961-00-139-2398?

There are 8 known substitutes for 5961-00-139-2398: 5977-00-284-9122, 3120-00-294-2386, 5930-00-336-1220 and 5 more. Verify interchangeability with system specifications before substitution.

What are the specifications of A430?

Key specifications for A430: Terminal Circle Diameter: 0.100 INCHES NOMINAL IN; Power Rating Per Characteristic: 250.0 MILLIWATTS MAXIMUM COLLECTOR POWER DISSIPATION; Voltage Rating in Volts Per Characteristic: 20.0 MAXIMUM BREAKDOWN VOLTAGE, COLLECTOR-TO-BASE, EMITTER OPEN AND 10.0 MAXIMUM BREAKDOWN VOLTAGE, COLLECTOR-TO-EMITTER, BASE OPEN AND 2.5 MAXIMUM BREAKDOWN VOLTAGE, EMITTER-TO-BASE, COLLECTOR OPEN; Terminal Type and Quantity: 4 UNINSULATED WIRE LEAD. 15 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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