PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

RELEASE5129Transistor

Electronic Industries Association · NSN 5961-00-902-0155 · FSC 5961 · No Item Name Available
Verified by PartsTable
NSN 5961-00-902-0155 — this item is cataloged by the U.S. Government under National Stock Number 5961-00-902-0155. Primary manufacturer part number: RELEASE5129.
Features
  • Transistor — FSC 5961
  • Current Rating Per Characteristic: 50.00 MILLIAMPERES MAXIMUM GATE CURRENT
  • Terminal Circle Diameter: 0.100 INCHES NOMINAL IN
  • Features Provided: HERMETICALLY SEALED CASE
  • Electrode Internally-Electrically Connected to Case: GATE
  • Overall Diameter: 0.220 INCHES NOMINAL IN
  • Semiconductor Material: SILICON
  • Terminal Type and Quantity: 3 UNINSULATED WIRE LEAD
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Transistor, cataloged under National Stock Number 5961-00-902-0155, 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 13 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 11 commercial cross-references from 10 manufacturers, enabling identification through both NSN and commercial part number lookups. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5961-00-902-0155
Primary Part NumberRELEASE5129
Item NameTransistor
FSC / FSG5961 / 59 — No Item Name Available
ManufacturerElectronic Industries Association
StatusACTIVE
Current Rating Per Characteristic50.00 MILLIAMPERES MAXIMUM GATE CURRENT
Terminal Circle Diameter0.100 INCHES NOMINAL IN
Features ProvidedHERMETICALLY SEALED CASE
Electrode Internally-Electrically Connected to CaseGATE
Overall Diameter0.220 INCHES NOMINAL IN
Semiconductor MaterialSILICON
Terminal Type and Quantity3 UNINSULATED WIRE LEAD
Power Rating Per Characteristic1.8 WATTS MAXIMUM COLLECTOR POWER DISSIPATION
Terminal Length0.500 INCHES MINIMUM IN
Mounting MethodTERMINAL
Voltage Rating in Volts Per Characteristic40.0 MAXIMUM BREAKDOWN VOLTAGE, DRAIN-TO-SOURCE, WITH ALL OTHER TERMINALS SHORT-CIRCUITED TO SOURCE AND 20.0 MAXIMUM DRAIN TO SOURCE VOLTAGE AND 40.0 MAXIMUM BREAKDOWN VOLTAGE, GATE-TO-SOURCE, WITH ALL OTHER TERMINALS SHORT-CIRCUITED TO SOURCE
Specification/standard Data80131-RELEASE5129 PROFESSIONAL/INDUSTRIAL ASSOCIATION SPECIFICATION
Internal ConfigurationFIELD EFFECT
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 4
5961-00-126-7230 INTERCHANGEABLE
Transistor
5961-00-165-29960N053330-1 INTERCHANGEABLE
Transistor
National Security Agency
5961-00-497-449466-189933-01 INTERCHANGEABLE
Transistor
Lockheed Martin Corporation Div Lockheed Martin Information Systems & Global Solutions
5961-00-976-2224 INTERCHANGEABLE
Transistor
Cross-Reference Index
Part NumberManufacturer
RELEASE5129 Electronic Industries Association
2N3970 Intersil Inc Sub of General Electric Co (USA)
2N3970 Solitron Devices, Inc. (USA)
2N3970 Electronic Industries Association
12050-0021 Honeywell International Inc Dba Honeywell (USA)
JAN2N3970 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
2N3970 Union Carbide Corp Materials Systems Div (USA)
507457 Raytheon Technical Services Company (USA)
0570-8009 Datum Inc Bancomm-Timing Div (USA)
2N3970 Siliconix Incorporated Div Siliconix (USA)
507457 Cae Usa Inc. (USA)
Related Parts
5961-00-126-7230INTERCHANGEABLE
TRANSISTOR
5961-00-165-2996INTERCHANGEABLE
TRANSISTOR
0N053330-1
5961-00-497-4494INTERCHANGEABLE
TRANSISTOR
66-189933-01
5961-00-976-2224INTERCHANGEABLE
TRANSISTOR

Frequently Asked Questions

What is NSN 5961-00-902-0155?

NSN 5961-00-902-0155 is a Transistor, manufactured by Electronic Industries Association, classified under FSC 5961 (No Item Name Available). Status: active.

What are the part numbers for NSN 5961-00-902-0155?

NSN 5961-00-902-0155 has 11 cross-referenced part numbers: RELEASE5129 (Electronic Industries Association), 2N3970 (Intersil Inc Sub of General Electric Co), 2N3970 (Solitron Devices, Inc.), 2N3970 (Electronic Industries Association), 12050-0021 (Honeywell International Inc Dba Honeywell) and 6 more.

What NSN replaces 5961-00-902-0155?

There are 4 known substitutes for 5961-00-902-0155: 5961-00-126-7230, 5961-00-165-2996, 5961-00-497-4494 and 1 more. Verify interchangeability with system specifications before substitution.

What are the specifications of RELEASE5129?

Key specifications for RELEASE5129: Current Rating Per Characteristic: 50.00 MILLIAMPERES MAXIMUM GATE CURRENT; Terminal Circle Diameter: 0.100 INCHES NOMINAL IN; Features Provided: HERMETICALLY SEALED CASE; Electrode Internally-Electrically Connected to Case: GATE. 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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