PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

RELEASE 4901Transistor

Electronic Industries Association · NSN 5961-00-934-2999 · FSC 5961 · No Item Name Available
Verified by PartsTable
NSN 5961-00-934-2999 — this item is cataloged by the U.S. Government under National Stock Number 5961-00-934-2999. Primary manufacturer part number: RELEASE 4901.
Features
  • Transistor — FSC 5961
  • Semiconductor Material: SILICON
  • Maximum Operating Temp Per Measurement Point: 200.0 CELSIUS JUNCTION DEGC
  • Terminal Type and Quantity: 2 UNINSULATED WIRE LEAD AND 1 CASE
  • Electrode Internally-Electrically Connected to Case: COLLECTOR
  • Specification/standard Data: 80131-RELEASE4901 PROFESSIONAL/INDUSTRIAL ASSOCIATION SPECIFICATION
  • Voltage Rating in Volts Per Characteristic: 250.0 MAXIMUM BREAKDOWN VOLTAGE, COLLECTOR-TO-BASE, EMITTER OPEN AND 175.0 MAXIMUM BREAKDOWN VOLTAGE, COLLECTOR-TO-EMITTER, BASE OPEN AND 6.0 MAXIMUM BREAKDOWN VOLTAGE, EMITTER-TO-BASE, COLLECTOR OPEN
  • Current Rating Per Characteristic: 1.00 AMPERES MAXIMUM BASE CURRENT, DC AND 1.00 AMPERES MAXIMUM COLLECTOR CURRENT, DC
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Transistor, cataloged under National Stock Number 5961-00-934-2999, 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 39 commercial cross-references from 36 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5961-00-934-2999
Primary Part NumberRELEASE 4901
Item NameTransistor
FSC / FSG5961 / 59 — No Item Name Available
ManufacturerElectronic Industries Association
StatusACTIVE
Semiconductor MaterialSILICON
Maximum Operating Temp Per Measurement Point200.0 CELSIUS JUNCTION DEGC
Terminal Type and Quantity2 UNINSULATED WIRE LEAD AND 1 CASE
Electrode Internally-Electrically Connected to CaseCOLLECTOR
Specification/standard Data80131-RELEASE4901 PROFESSIONAL/INDUSTRIAL ASSOCIATION SPECIFICATION
Voltage Rating in Volts Per Characteristic250.0 MAXIMUM BREAKDOWN VOLTAGE, COLLECTOR-TO-BASE, EMITTER OPEN AND 175.0 MAXIMUM BREAKDOWN VOLTAGE, COLLECTOR-TO-EMITTER, BASE OPEN AND 6.0 MAXIMUM BREAKDOWN VOLTAGE, EMITTER-TO-BASE, COLLECTOR OPEN
Current Rating Per Characteristic1.00 AMPERES MAXIMUM BASE CURRENT, DC AND 1.00 AMPERES MAXIMUM COLLECTOR CURRENT, DC
Mounting MethodUNTHREADED HOLE(S)
Power Rating Per Characteristic35.0 WATTS MAXIMUM COLLECTOR POWER DISSIPATION
Features ProvidedHERMETICALLY SEALED CASE
Overall Diameter0.620 INCHES MAXIMUM IN
Internal ConfigurationJUNCTION CONTACT
Mounting Facility Quantity2
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
4730-00-159-8311 INTERCHANGEABLE
Tailpiece,union
5961-00-479-1383352-0711-011 INTERCHANGEABLE
Transistor
Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems
5305-00-532-780518185 INTERCHANGEABLE
Screw,machine
Pratt & Whitney Canada Corp Div Pratt & Whitney Canada Corp.
5961-00-852-2552 INTERCHANGEABLE
Transistor
5950-00-859-7927A3094 INTERCHANGEABLE
Transformer,power
Data Device Corp Dba Beta Transformer Technology
5961-00-921-63992N3585 INTERCHANGEABLE
Transistor
Solitron Devices, Inc.
5910-00-934-2998XIP104J2 INTERCHANGEABLE
Capacitor,fixed,plastic Dielectr
Exxelia Usa, Inc.
6615-01-014-199318185 INTERCHANGEABLE
Control,altitude,automatic Pilot
Elbitamerica, Inc.
5330-01-020-52012N3583 INTERCHANGEABLE
Gasket
Caterpillar Inc Div Caterpillar Defense
5815-01-169-0182 INTERCHANGEABLE
Holder,tape Guide
Cross-Reference Index
Part NumberManufacturer
RELEASE 4901 Electronic Industries Association
6L.5512.237.00-007789 Leonardo Germany Gmbh (DEU)
2N3583 Electronic Industries Association
417/4/01713/004 Selex Es Ltd (GBR)
2N3583 Microsemi Corp - Massachusetts (USA)
1854-0282 Hewlett-Packard Company Dba HP (USA)
2N3583 Microsemi Ppc Inc (USA)
41175-199-00-3 British Aerospace Defence Systems Ltd T/a Bae Systems (GBR)
1945286-1 Honeywell Intl Inc Defense Avionics Systems Former Bendix Navigation and Control Systems (USA)
18-185 Raytheon Company Div Corp (USA)
2N3583 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
1945286-1 Honeywell Intl Inc Defense Avionics Systems Former Test Systems Div (USA)
663-00316 Datron the Instruments Inc (USA)
345-214-033 L3harris Interstate Electronics Corporation (USA)
157-358 Autek Systems Corp (USA)
417-4-03103-000 Siemens Air Traffic Management (GBR)
7040042-1 Electrodynamics Inc Div L3harris Electrodynamics Inc (USA)
1854-0282 Keysight Technologies, Inc. (USA)
AL0101245 Rohde & Schwarz Gmbh & Co. Kommanditgesellschaft Dba R & S (DEU)
JAN2N3583 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
Related Parts
4730-00-159-8311INTERCHANGEABLE
TAILPIECE,UNION
5961-00-479-1383INTERCHANGEABLE
TRANSISTOR
352-0711-011
5305-00-532-7805INTERCHANGEABLE
SCREW,MACHINE
18185
5961-00-852-2552INTERCHANGEABLE
TRANSISTOR
5950-00-859-7927INTERCHANGEABLE
TRANSFORMER,POWER
A3094
5961-00-921-6399INTERCHANGEABLE
TRANSISTOR
2N3585
5910-00-934-2998INTERCHANGEABLE
CAPACITOR,FIXED,PLASTIC DIELECTR
XIP104J2
6615-01-014-1993INTERCHANGEABLE
CONTROL,ALTITUDE,AUTOMATIC PILOT
18185
5330-01-020-5201INTERCHANGEABLE
GASKET
2N3583
5815-01-169-0182INTERCHANGEABLE
HOLDER,TAPE GUIDE
5330-01-200-7549INTERCHANGEABLE
GASKET
A3094
5340-01-505-1475INTERCHANGEABLE
HINGE,ACCESS DOOR
157358

Frequently Asked Questions

What is NSN 5961-00-934-2999?

NSN 5961-00-934-2999 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 5961-00-934-2999?

NSN 5961-00-934-2999 has 39 cross-referenced part numbers: RELEASE 4901 (Electronic Industries Association), 6L.5512.237.00-007789 (Leonardo Germany Gmbh), 2N3583 (Electronic Industries Association), 417/4/01713/004 (Selex Es Ltd), 2N3583 (Microsemi Corp - Massachusetts) and 34 more.

What NSN replaces 5961-00-934-2999?

There are 12 known substitutes for 5961-00-934-2999: 4730-00-159-8311, 5961-00-479-1383, 5305-00-532-7805 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of RELEASE 4901?

Key specifications for RELEASE 4901: Overall Length: 0.340 INCHES MAXIMUM IN; Semiconductor Material: SILICON; Maximum Operating Temp Per Measurement Point: 200.0 CELSIUS JUNCTION DEGC; Terminal Type and Quantity: 2 UNINSULATED WIRE LEAD AND 1 CASE. 15 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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