PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

RELEASE5031Transistor

Electronic Industries Association · NSN 5961-00-904-2021 · FSC 5961 · No Item Name Available
Verified by PartsTable
NSN 5961-00-904-2021 — this item is cataloged by the U.S. Government under National Stock Number 5961-00-904-2021. Primary manufacturer part number: RELEASE5031.
Features
  • Transistor — FSC 5961
  • Mounting Facility Quantity: 2
  • Internal Configuration: JUNCTION CONTACT
  • Maximum Operating Temp Per Measurement Point: 200.0 CELSIUS JUNCTION DEGC
  • Overall Diameter: 0.875 INCHES MAXIMUM IN
  • Mounting Method: UNTHREADED HOLE(S)
  • Voltage Rating in Volts Per Characteristic: 80.0 MAXIMUM BREAKDOWN VOLTAGE, COLLECTOR-TO-BASE, EMITTER OPEN AND 60.0 MAXIMUM BREAKDOWN VOLTAGE, COLLECTOR-TO-EMITTER, BASE OPEN AND 7.0 MAXIMUM BREAKDOWN VOLTAGE, EMITTER-TO-BASE, COLLECTOR OPEN
  • Internal Junction Configuration: PNP
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Transistor, cataloged under National Stock Number 5961-00-904-2021, 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 Electronic Industries Association. Government technical data includes 14 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 25 commercial cross-references from 22 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
NSN5961-00-904-2021
Primary Part NumberRELEASE5031
Item NameTransistor
FSC / FSG5961 / 59 — No Item Name Available
ManufacturerElectronic Industries Association
StatusCANCELLED
Mounting Facility Quantity2
Internal ConfigurationJUNCTION CONTACT
Maximum Operating Temp Per Measurement Point200.0 CELSIUS JUNCTION DEGC
Overall Diameter0.875 INCHES MAXIMUM IN
Mounting MethodUNTHREADED HOLE(S)
Voltage Rating in Volts Per Characteristic80.0 MAXIMUM BREAKDOWN VOLTAGE, COLLECTOR-TO-BASE, EMITTER OPEN AND 60.0 MAXIMUM BREAKDOWN VOLTAGE, COLLECTOR-TO-EMITTER, BASE OPEN AND 7.0 MAXIMUM BREAKDOWN VOLTAGE, EMITTER-TO-BASE, COLLECTOR OPEN
Internal Junction ConfigurationPNP
Semiconductor MaterialSILICON
Terminal Type and Quantity2 UNINSULATED WIRE LEAD AND 1 CASE
Specification/standard Data80131-RELEASE5031 PROFESSIONAL/INDUSTRIAL ASSOCIATION SPECIFICATION
Features ProvidedHERMETICALLY SEALED CASE
Power Rating Per Characteristic150.0 WATTS MAXIMUM COLLECTOR POWER DISSIPATION
Current Rating Per Characteristic4.00 AMPERES MAXIMUM BASE CURRENT, DC AND 10.00 AMPERES MAXIMUM COLLECTOR CURRENT, DC
Electrode Internally-Electrically Connected to CaseCOLLECTOR
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 12
5961-00-136-4162 INTERCHANGEABLE
Transistor
5961-00-192-6720 INTERCHANGEABLE
Transistor
5961-00-311-8922 INTERCHANGEABLE
Transistor
5961-00-472-3390SM-D-589209 INTERCHANGEABLE
Transistor
Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir
5961-00-486-6963 INTERCHANGEABLE
Transistor
5961-00-627-0275 INTERCHANGEABLE
Transistor
5961-00-629-2513 INTERCHANGEABLE
Transistor
5961-00-827-4997 INTERCHANGEABLE
Transistor
5961-00-852-3151 INTERCHANGEABLE
Transistor
5961-00-908-0307 INTERCHANGEABLE
Transistor
Cross-Reference Index
Part NumberManufacturer
RELEASE5031 Electronic Industries Association
2N3791 Electronic Industries Association
2N3791 Solid State Devices, Inc (USA)
40-666-5161 Hensoldt Uk (GBR)
2N3791 Fairchild Semiconductor Corp (USA)
SR0666/8 Devonport Royal Dockyard Limited, Devonport Royal Dockyard (GBR)
2N3791 Solitron Devices, Inc. (USA)
2N3791 Gilbert Engineering Co Inc/incon Sub of Transitron Electronic Corp (USA)
1853-0059 Hewlett-Packard Company Dba HP (USA)
6L.5512.051.00-511316 Leonardo Germany Gmbh (DEU)
2N3791 Texas Instruments Incorporated (USA)
2N3791 Semitronics Corp (USA)
1853-0059 Keysight Technologies, Inc. (USA)
W41294B6101A1 Hensoldt Sensors Gmbh (DEU)
511316 Leonardo Germany Gmbh (DEU)
EAW071 Mbda Uk Ltd (GBR)
5257-069 Raytheon Company Div Rmd Strategic (USA)
15-09581-00 Compaq Federal Llc (USA)
1509581-01 Compaq Federal Llc (USA)
2N3791 Freescale Semiconductor, Inc. (USA)
Related Parts
5961-00-136-4162INTERCHANGEABLE
TRANSISTOR
5961-00-192-6720INTERCHANGEABLE
TRANSISTOR
5961-00-311-8922INTERCHANGEABLE
TRANSISTOR
5961-00-472-3390INTERCHANGEABLE
TRANSISTOR
SM-D-589209
5961-00-486-6963INTERCHANGEABLE
TRANSISTOR
5961-00-627-0275INTERCHANGEABLE
TRANSISTOR
5961-00-629-2513INTERCHANGEABLE
TRANSISTOR
5961-00-827-4997INTERCHANGEABLE
TRANSISTOR
5961-00-852-3151INTERCHANGEABLE
TRANSISTOR
5961-00-908-0307INTERCHANGEABLE
TRANSISTOR
5961-00-917-1636INTERCHANGEABLE
TRANSISTOR
5961-00-926-0220INTERCHANGEABLE
TRANSISTOR

Frequently Asked Questions

What is NSN 5961-00-904-2021?

NSN 5961-00-904-2021 is a Transistor, manufactured by Electronic Industries Association, classified under FSC 5961 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5961-00-904-2021?

NSN 5961-00-904-2021 has 25 cross-referenced part numbers: RELEASE5031 (Electronic Industries Association), 2N3791 (Electronic Industries Association), 2N3791 (Solid State Devices, Inc), 40-666-5161 (Hensoldt Uk), 2N3791 (Fairchild Semiconductor Corp) and 20 more.

What NSN replaces 5961-00-904-2021?

There are 12 known substitutes for 5961-00-904-2021: 5961-00-136-4162, 5961-00-192-6720, 5961-00-311-8922 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of RELEASE5031?

Key specifications for RELEASE5031: Mounting Facility Quantity: 2; Overall Length: 0.375 INCHES MAXIMUM IN; Internal Configuration: JUNCTION CONTACT; Maximum Operating Temp Per Measurement Point: 200.0 CELSIUS JUNCTION DEGC. 16 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5961-00-904-2021 still in active supply?

NSN 5961-00-904-2021 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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