PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

8505086-440Transistor

Honeywell International Inc. Dba Honeywell International · NSN 5961-01-294-1286 · FSC 5961 · No Item Name Available
Verified by PartsTable
NSN 5961-01-294-1286 — this item is cataloged by the U.S. Government under National Stock Number 5961-01-294-1286. Primary manufacturer part number: 8505086-440.
Features
  • Transistor — FSC 5961
  • Joint Electronic Device Engineering Council/jedec/case Outline Designation: TO-66
  • Power Rating Per Characteristic: 70.0 WATTS MAXIMUM TOTAL POWER DISSIPATION
  • Mounting Method: UNTHREADED HOLE(S)
  • Features Provided: HERMETICALLY SEALED CASE
  • Terminal Type and Quantity: 2 PIN AND 1 CASE
  • Maximum Operating Temp Per Measurement Point: 150.0 CELSIUS AMBIENT AIR DEGC
  • Voltage Rating in Volts Per Characteristic: 500.0 MAXIMUM DRAIN TO GATE VOLTAGE AND 500.0 MAXIMUM DRAIN TO SOURCE VOLTAGE AND 20.0 MAXIMUM GATE TO SOURCE VOLTAGE
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Transistor, cataloged under National Stock Number 5961-01-294-1286, 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 Honeywell International Inc. Dba Honeywell International. Government technical data includes 11 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 5 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: Active.

Technical Specifications
ParameterValue
NSN5961-01-294-1286
Primary Part Number8505086-440
Item NameTransistor
FSC / FSG5961 / 59 — No Item Name Available
ManufacturerHoneywell International Inc. Dba Honeywell International
StatusACTIVE
Joint Electronic Device Engineering Council/jedec/case Outline DesignationTO-66
Power Rating Per Characteristic70.0 WATTS MAXIMUM TOTAL POWER DISSIPATION
Mounting MethodUNTHREADED HOLE(S)
Features ProvidedHERMETICALLY SEALED CASE
Terminal Type and Quantity2 PIN AND 1 CASE
Maximum Operating Temp Per Measurement Point150.0 CELSIUS AMBIENT AIR DEGC
Voltage Rating in Volts Per Characteristic500.0 MAXIMUM DRAIN TO GATE VOLTAGE AND 500.0 MAXIMUM DRAIN TO SOURCE VOLTAGE AND 20.0 MAXIMUM GATE TO SOURCE VOLTAGE
Semiconductor MaterialSILICON
Current Rating Per Characteristic6.00 AMPERES MAXIMUM DRAIN CURRENT
Mounting Facility Quantity2
Internal ConfigurationFIELD EFFECT
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
3110-00-155-9062 INTERCHANGEABLE
Bearing,roller,self-Aligning
2030-00-823-6060945609 INTERCHANGEABLE
Spider,planet
Dana Off Highway Products, Llc
Cross-Reference Index
Part NumberManufacturer
94-5609 International Rectifier Corporation (USA)
UNF3000 Micro Uspd Inc (USA)
94-5001 International Rectifier Corporation (USA)
8505086-440 PRIMARY Honeywell International Inc. Dba Honeywell International (USA)
94-5609 Infineon Technologies Americas Corp (USA)
Related Parts
3110-00-155-9062INTERCHANGEABLE
BEARING,ROLLER,SELF-ALIGNING
2030-00-823-6060INTERCHANGEABLE
SPIDER,PLANET
945609

Frequently Asked Questions

What is NSN 5961-01-294-1286?

NSN 5961-01-294-1286 is a Transistor, manufactured by Honeywell International Inc. Dba Honeywell International, classified under FSC 5961 (No Item Name Available). Status: active.

What are the part numbers for NSN 5961-01-294-1286?

NSN 5961-01-294-1286 has 5 cross-referenced part numbers: 94-5609 (International Rectifier Corporation), UNF3000 (Micro Uspd Inc), 94-5001 (International Rectifier Corporation), 8505086-440 (Honeywell International Inc. Dba Honeywell International), 94-5609 (Infineon Technologies Americas Corp).

What NSN replaces 5961-01-294-1286?

There are 2 known substitutes for 5961-01-294-1286: 3110-00-155-9062, 2030-00-823-6060. Verify interchangeability with system specifications before substitution.

What are the specifications of 8505086-440?

Key specifications for 8505086-440: Joint Electronic Device Engineering Council/jedec/case Outline Designation: TO-66; Power Rating Per Characteristic: 70.0 WATTS MAXIMUM TOTAL POWER DISSIPATION; Mounting Method: UNTHREADED HOLE(S); Overall Height: 0.340 INCHES MAXIMUM IN. 14 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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