PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

94-0056Transistor

International Rectifier Corporation · NSN 5961-01-177-9149 · FSC 5961 · No Item Name Available
Verified by PartsTable
NSN 5961-01-177-9149 — this item is cataloged by the U.S. Government under National Stock Number 5961-01-177-9149. Primary manufacturer part number: 94-0056.
Features
  • Transistor — FSC 5961
  • Maximum Operating Temp Per Measurement Point: 150.0 CELSIUS AMBIENT AIR DEGC
  • Mounting Method: UNTHREADED HOLE(S)
  • Joint Electronic Device Engineering Council/jedec/case Outline Designation: TO-204AA
  • Power Rating Per Characteristic: 75.0 WATTS MAXIMUM TOTAL POWER DISSIPATION
  • Terminal Type and Quantity: 2 PIN AND 1 CASE
  • Internal Configuration: FIELD EFFECT
  • Semiconductor Material: SILICON
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Transistor, cataloged under National Stock Number 5961-01-177-9149, 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 International Rectifier Corporation. Government technical data includes 12 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 9 commercial cross-references from 7 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5961-01-177-9149
Primary Part Number94-0056
Item NameTransistor
FSC / FSG5961 / 59 — No Item Name Available
ManufacturerInternational Rectifier Corporation
StatusCANCELLED
Maximum Operating Temp Per Measurement Point150.0 CELSIUS AMBIENT AIR DEGC
Mounting MethodUNTHREADED HOLE(S)
Joint Electronic Device Engineering Council/jedec/case Outline DesignationTO-204AA
Power Rating Per Characteristic75.0 WATTS MAXIMUM TOTAL POWER DISSIPATION
Terminal Type and Quantity2 PIN AND 1 CASE
Internal ConfigurationFIELD EFFECT
Semiconductor MaterialSILICON
Specification/standard Data81349-MIL-PRF-19500/542 GOVERNMENT SPECIFICATION
Current Rating Per Characteristic14.00 AMPERES MAXIMUM DRAIN CURRENT AND 14.00 AMPERES MAXIMUM SOURCE CURRENT AND 56.00 AMPERES MAXIMUM OFF-STATE CURRENT, PEAK
Voltage Rating in Volts Per Characteristic100.0 MAXIMUM DRAIN TO GATE VOLTAGE AND 100.0 MAXIMUM DRAIN TO SOURCE VOLTAGE AND 20.0 MAXIMUM GATE TO SOURCE VOLTAGE
Test Data Document81349-MIL-PRF-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.).
Mounting Facility Quantity2
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 12
5970-00-082-3948M23053/5-108-9 INTERCHANGEABLE
Insulation Sleeving,electrical
Sae International Dba Sae International
5315-01-098-3637902252 INTERCHANGEABLE
Pin,tapered,plain
L3 Technologies, Inc. Div L3 Keo
5961-01-160-8805 INTERCHANGEABLE
Transistor
5961-01-161-466694-0056 INTERCHANGEABLE
Transistor
Infineon Technologies Americas Corp
5961-01-165-0452 INTERCHANGEABLE
Transistor
5961-01-166-7878 INTERCHANGEABLE
Transistor
5961-01-168-6505IRF120 INTERCHANGEABLE
Transistor
Infineon Technologies Americas Corp
5961-01-176-6655 INTERCHANGEABLE
Transistor
5961-01-199-0383 INTERCHANGEABLE
Transistor
5961-01-203-1177 INTERCHANGEABLE
Transistor
Cross-Reference Index
Part NumberManufacturer
94-0056 International Rectifier Corporation (USA)
MIL-PRF-19500/542 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
JANTX2N6756 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
472-1414-001 The Boeing Company Div Legacy Boeing Hb1 (USA)
IRF131 International Rectifier Corporation (USA)
JAN2N6756 Texas Instruments Incorporated (USA)
7849540P001 Lockheed Martin Corporation Div Rms (USA)
2N6756 Electronic Industries Association
A30212 Mbda Uk Ltd (GBR)
Related Parts
5970-00-082-3948INTERCHANGEABLE
INSULATION SLEEVING,ELECTRICAL
M23053/5-108-9
5315-01-098-3637INTERCHANGEABLE
PIN,TAPERED,PLAIN
902252
5961-01-160-8805INTERCHANGEABLE
TRANSISTOR
5961-01-161-4666INTERCHANGEABLE
TRANSISTOR
94-0056
5961-01-165-0452INTERCHANGEABLE
TRANSISTOR
5961-01-166-7878INTERCHANGEABLE
TRANSISTOR
5961-01-168-6505INTERCHANGEABLE
TRANSISTOR
IRF120
5961-01-176-6655INTERCHANGEABLE
TRANSISTOR
5961-01-199-0383INTERCHANGEABLE
TRANSISTOR
5961-01-203-1177INTERCHANGEABLE
TRANSISTOR
5961-01-235-4122INTERCHANGEABLE
TRANSISTOR
5961-01-262-5990INTERCHANGEABLE
TRANSISTOR

Frequently Asked Questions

What is NSN 5961-01-177-9149?

NSN 5961-01-177-9149 is a Transistor, manufactured by International Rectifier Corporation, classified under FSC 5961 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5961-01-177-9149?

NSN 5961-01-177-9149 has 9 cross-referenced part numbers: 94-0056 (International Rectifier Corporation), MIL-PRF-19500/542 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), JANTX2N6756 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), 472-1414-001 (The Boeing Company Div Legacy Boeing Hb1), IRF131 (International Rectifier Corporation) and 4 more.

What NSN replaces 5961-01-177-9149?

There are 12 known substitutes for 5961-01-177-9149: 5970-00-082-3948, 5315-01-098-3637, 5961-01-160-8805 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 94-0056?

Key specifications for 94-0056: Maximum Operating Temp Per Measurement Point: 150.0 CELSIUS AMBIENT AIR DEGC; Overall Width: 1.050 INCHES MAXIMUM IN; Mounting Method: UNTHREADED HOLE(S); Joint Electronic Device Engineering Council/jedec/case Outline Designation: TO-204AA. 15 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5961-01-177-9149 still in active supply?

NSN 5961-01-177-9149 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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