PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

A490Transistor

Amperex Electronic Corp · NSN 5961-00-357-3576 · FSC 5961 · No Item Name Available
Verified by PartsTable
NSN 5961-00-357-3576 — this item is cataloged by the U.S. Government under National Stock Number 5961-00-357-3576. Primary manufacturer part number: A490.
Features
  • Transistor — FSC 5961
  • Maximum Operating Temp Per Measurement Point: 200.0 CELSIUS JUNCTION DEGC
  • Current Rating Per Characteristic: 25.00 MILLIAMPERES MAXIMUM COLLECTOR CURRENT, DC
  • Overall Diameter: 0.230 INCHES MAXIMUM IN
  • Features Provided: HERMETICALLY SEALED CASE
  • Terminal Length: 0.500 INCHES MINIMUM IN
  • Terminal Type and Quantity: 4 UNINSULATED WIRE LEAD
  • Power Rating Per Characteristic: 200.0 MILLIWATTS MAXIMUM COLLECTOR POWER DISSIPATION
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Transistor, cataloged under National Stock Number 5961-00-357-3576, 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 Amperex Electronic Corp. Government technical data includes 11 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. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5961-00-357-3576
Primary Part NumberA490
Item NameTransistor
FSC / FSG5961 / 59 — No Item Name Available
ManufacturerAmperex Electronic Corp
StatusACTIVE
Maximum Operating Temp Per Measurement Point200.0 CELSIUS JUNCTION DEGC
Current Rating Per Characteristic25.00 MILLIAMPERES MAXIMUM COLLECTOR CURRENT, DC
Overall Diameter0.230 INCHES MAXIMUM IN
Features ProvidedHERMETICALLY SEALED CASE
Terminal Length0.500 INCHES MINIMUM IN
Terminal Type and Quantity4 UNINSULATED WIRE LEAD
Power Rating Per Characteristic200.0 MILLIWATTS MAXIMUM COLLECTOR POWER DISSIPATION
Mounting MethodTERMINAL
Voltage Rating in Volts Per Characteristic30.0 MAXIMUM BREAKDOWN VOLTAGE, COLLECTOR-TO-BASE, EMITTER OPEN AND 15.0 MAXIMUM BREAKDOWN VOLTAGE, COLLECTOR-TO-EMITTER, BASE OPEN AND 2.5 MAXIMUM BREAKDOWN VOLTAGE, EMITTER-TO-BASE, COLLECTOR OPEN
Internal ConfigurationJUNCTION CONTACT
Semiconductor MaterialSILICON
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
5905-00-133-0382 INTERCHANGEABLE
Resistor,fixed,composition
5306-00-174-43125307299 INTERCHANGEABLE
Bolt,u
U S Army Tank Automotive Command Amsta-Im-Mm
Cross-Reference Index
Part NumberManufacturer
A490 Amperex Electronic Corp (USA)
Related Parts
5905-00-133-0382INTERCHANGEABLE
RESISTOR,FIXED,COMPOSITION
5306-00-174-4312INTERCHANGEABLE
BOLT,U
5307299

Frequently Asked Questions

What is NSN 5961-00-357-3576?

NSN 5961-00-357-3576 is a Transistor, manufactured by Amperex Electronic Corp, classified under FSC 5961 (No Item Name Available). Status: active.

What are the part numbers for NSN 5961-00-357-3576?

NSN 5961-00-357-3576 has 1 cross-referenced part number: A490 (Amperex Electronic Corp).

What NSN replaces 5961-00-357-3576?

There are 2 known substitutes for 5961-00-357-3576: 5905-00-133-0382, 5306-00-174-4312. Verify interchangeability with system specifications before substitution.

What are the specifications of A490?

Key specifications for A490: Maximum Operating Temp Per Measurement Point: 200.0 CELSIUS JUNCTION DEGC; Current Rating Per Characteristic: 25.00 MILLIAMPERES MAXIMUM COLLECTOR CURRENT, DC; Overall Diameter: 0.230 INCHES MAXIMUM IN; Special Features: JUNCTION PATTERN ARRANGEMENT: NPN. 13 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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