PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

958044-003Transistor

Eaton Corp Electronic Instrumentation Div Los Angeles Plant · NSN 5961-01-066-6356 · FSC 5961 · No Item Name Available
Verified by PartsTable
NSN 5961-01-066-6356 — this item is cataloged by the U.S. Government under National Stock Number 5961-01-066-6356. Primary manufacturer part number: 958044-003.
Features
  • Transistor — FSC 5961
  • Semiconductor Material: SILICON
  • Specification/standard Data: 81349-MIL-S-19500/431 GOVERNMENT SPECIFICATION
  • Features Provided: HERMETICALLY SEALED CASE
  • Internal Configuration: FIELD EFFECT
  • Current Rating Per Characteristic: 10.00 MILLIAMPERES MAXIMUM GATE CURRENT
  • Test Data Document: 81349-MIL-S-19500 SPECIFICATION (INCLUDES ENGINEERING TYPE BULLETINS, BROCHURES,ETC., THAT REFLECT SPECIFICATION TYPE DATA IN SPECIFICATION FORMAT; EXCLUDES COMMERCIAL CATALOGS, INDUSTRY DIRECTORIES, AND SIMILAR TRADE PUBLICATIONS, REFLECTING GENERAL TYPE DATA ON CERTAIN ENVIRONMENTAL AND PERFORMANCE REQUIREMENTS AND TEST CONDITIONS THAT ARE SHOWN AS "TYPICAL", "AVERAGE", "NOMINAL", ETC.).
  • Terminal Length: 0.500 INCHES MINIMUM IN
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Transistor, cataloged under National Stock Number 5961-01-066-6356, 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 Eaton Corp Electronic Instrumentation Div Los Angeles Plant. Government technical data includes 15 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 6 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 6 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5961-01-066-6356
Primary Part Number958044-003
Item NameTransistor
FSC / FSG5961 / 59 — No Item Name Available
ManufacturerEaton Corp Electronic Instrumentation Div Los Angeles Plant
StatusCANCELLED
Semiconductor MaterialSILICON
Specification/standard Data81349-MIL-S-19500/431 GOVERNMENT SPECIFICATION
Features ProvidedHERMETICALLY SEALED CASE
Internal ConfigurationFIELD EFFECT
Current Rating Per Characteristic10.00 MILLIAMPERES MAXIMUM GATE CURRENT
Test Data Document81349-MIL-S-19500 SPECIFICATION (INCLUDES ENGINEERING TYPE BULLETINS, BROCHURES,ETC., THAT REFLECT SPECIFICATION TYPE DATA IN SPECIFICATION FORMAT; EXCLUDES COMMERCIAL CATALOGS, INDUSTRY DIRECTORIES, AND SIMILAR TRADE PUBLICATIONS, REFLECTING GENERAL TYPE DATA ON CERTAIN ENVIRONMENTAL AND PERFORMANCE REQUIREMENTS AND TEST CONDITIONS THAT ARE SHOWN AS "TYPICAL", "AVERAGE", "NOMINAL", ETC.).
Terminal Length0.500 INCHES MINIMUM IN
Mounting MethodTERMINAL
Maximum Operating Temp Per Measurement Point175.0 CELSIUS JUNCTION DEGC
Voltage Rating in Volts Per Characteristic40.0 MAXIMUM DRAIN TO SOURCE VOLTAGE AND 40.0 MAXIMUM DRAIN TO GATE VOLTAGE AND -40.0 MAXIMUM GATE TO SOURCE VOLTAGE
Joint Electronic Device Engineering Council/jedec/case Outline DesignationTO-18
Power Rating Per Characteristic0.36 WATTS MAXIMUM TOTAL POWER DISSIPATION
Electrode Internally-Electrically Connected to CaseGATE
Terminal Type and Quantity3 UNINSULATED WIRE LEAD
Overall Diameter0.209 INCHES MINIMUM AND 0.230 INCHES MAXIMUM IN
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 6
5961-00-227-5076 INTERCHANGEABLE
Transistor
5961-00-450-1164 INTERCHANGEABLE
Transistor
5961-00-539-3103 INTERCHANGEABLE
Transistor
5961-01-017-6024 INTERCHANGEABLE
Transistor
5961-01-044-5840 INTERCHANGEABLE
Transistor
5961-01-197-9477 INTERCHANGEABLE
Transistor
Cross-Reference Index
Part NumberManufacturer
958044-003 Eaton Corp Electronic Instrumentation Div Los Angeles Plant (USA)
MIL-PRF-19500/431 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
MIL-S-19500/431 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
1-958044-003 Eaton Corp Electronic Instrumentation Div Los Angeles Plant (USA)
JANTX2N4091 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
MFE2006 Freescale Semiconductor, Inc. (USA)
Related Parts
5961-00-227-5076INTERCHANGEABLE
TRANSISTOR
5961-00-450-1164INTERCHANGEABLE
TRANSISTOR
5961-00-539-3103INTERCHANGEABLE
TRANSISTOR
5961-01-017-6024INTERCHANGEABLE
TRANSISTOR
5961-01-044-5840INTERCHANGEABLE
TRANSISTOR
5961-01-197-9477INTERCHANGEABLE
TRANSISTOR

Frequently Asked Questions

What is NSN 5961-01-066-6356?

NSN 5961-01-066-6356 is a Transistor, manufactured by Eaton Corp Electronic Instrumentation Div Los Angeles Plant, classified under FSC 5961 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5961-01-066-6356?

NSN 5961-01-066-6356 has 6 cross-referenced part numbers: 958044-003 (Eaton Corp Electronic Instrumentation Div Los Angeles Plant), MIL-PRF-19500/431 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), MIL-S-19500/431 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), 1-958044-003 (Eaton Corp Electronic Instrumentation Div Los Angeles Plant), JANTX2N4091 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M) and 1 more.

What NSN replaces 5961-01-066-6356?

There are 6 known substitutes for 5961-01-066-6356: 5961-00-227-5076, 5961-00-450-1164, 5961-00-539-3103 and 3 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 958044-003?

Key specifications for 958044-003: Semiconductor Material: SILICON; Overall Length: 0.170 INCHES MINIMUM AND 0.210 INCHES MAXIMUM IN; Specification/standard Data: 81349-MIL-S-19500/431 GOVERNMENT SPECIFICATION; Features Provided: HERMETICALLY SEALED CASE. 16 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5961-01-066-6356 still in active supply?

NSN 5961-01-066-6356 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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