PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

RELEASE4877Transistor

Electronic Industries Association · NSN 5961-00-118-8031 · FSC 5961 · No Item Name Available
Verified by PartsTable
NSN 5961-00-118-8031 — this item is cataloged by the U.S. Government under National Stock Number 5961-00-118-8031. Primary manufacturer part number: RELEASE4877.
Features
  • Transistor — FSC 5961
  • Voltage Rating in Volts Per Characteristic: 40.0 MAXIMUM BREAKDOWN VOLTAGE, COLLECTOR-TO-BASE, EMITTER OPEN AND 15.0 MAXIMUM BREAKDOWN VOLTAGE, COLLECTOR-TO-EMITTER, BASE OPEN AND 6.0 MAXIMUM BREAKDOWN VOLTAGE, EMITTER-TO-BASE, COLLECTOR OPEN
  • Mounting Method: TERMINAL
  • Terminal Length: 0.500 INCHES MINIMUM IN
  • Terminal Type and Quantity: 3 UNINSULATED WIRE LEAD
  • Current Rating Per Characteristic: 500.00 MILLIAMPERES MAXIMUM COLLECTOR CURRENT, DC AND 150.00 MILLIAMPERES MAXIMUM EMITTER CURRENT, DC
  • Overall Diameter: 0.209 INCHES MINIMUM AND 0.230 INCHES MAXIMUM IN
  • Terminal Circle Diameter: 0.100 INCHES NOMINAL IN
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Transistor, cataloged under National Stock Number 5961-00-118-8031, 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 16 commercial cross-references from 14 manufacturers, enabling identification through both NSN and commercial part number lookups. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5961-00-118-8031
Primary Part NumberRELEASE4877
Item NameTransistor
FSC / FSG5961 / 59 — No Item Name Available
ManufacturerElectronic Industries Association
StatusACTIVE
Voltage Rating in Volts Per Characteristic40.0 MAXIMUM BREAKDOWN VOLTAGE, COLLECTOR-TO-BASE, EMITTER OPEN AND 15.0 MAXIMUM BREAKDOWN VOLTAGE, COLLECTOR-TO-EMITTER, BASE OPEN AND 6.0 MAXIMUM BREAKDOWN VOLTAGE, EMITTER-TO-BASE, COLLECTOR OPEN
Mounting MethodTERMINAL
Terminal Length0.500 INCHES MINIMUM IN
Terminal Type and Quantity3 UNINSULATED WIRE LEAD
Current Rating Per Characteristic500.00 MILLIAMPERES MAXIMUM COLLECTOR CURRENT, DC AND 150.00 MILLIAMPERES MAXIMUM EMITTER CURRENT, DC
Overall Diameter0.209 INCHES MINIMUM AND 0.230 INCHES MAXIMUM IN
Terminal Circle Diameter0.100 INCHES NOMINAL IN
Features ProvidedHERMETICALLY SEALED CASE
Semiconductor MaterialSILICON
Electrode Internally-Electrically Connected to CaseCOLLECTOR
Internal ConfigurationJUNCTION CONTACT
Unable to DecodeUNABLE TO DECODE
Power Rating Per Characteristic360.0 MILLIWATTS MAXIMUM COLLECTOR POWER DISSIPATION
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 1
5961-01-169-6501 INTERCHANGEABLE
Transistor
Cross-Reference Index
Part NumberManufacturer
RELEASE4877 Electronic Industries Association
2N3511 Itt Semiconductors a Division of International Telephone and Telegraph Corp (USA)
2N3511 Motorola Inc. Dba Integrated Information Systems Group (USA)
2N3511 Electronic Industries Association
2N3511 Osi Optoelectronics, Inc Dba Semicoa (USA)
2N3511 Freescale Semiconductor, Inc. (USA)
2N3511 Fairchild Semiconductor Corp (USA)
2N3511 On Semiconductor Corporation (USA)
3314122 Honeywell International Inc. Dba Honeywell International Div Aerospace - Tempe (west Warner Road) (USA)
2N3511 Solid State Devices, Inc (USA)
P58-005708-004 Pultz John M Co Inc (USA)
P58-005708-004 Thomson Multimedia Broadcast Solutions Inc (USA)
3314122 Allied-Signal Inc Dba Allied-Signal Aerospace Co Electrodynamics Div (USA)
2N3511 Adelco Elektronik Gmbh (DEU)
2N3511 Lacon Electronic Gmbh (DEU)
2N3511A Adelco Elektronik Gmbh (DEU)
Related Parts
5961-01-169-6501INTERCHANGEABLE
TRANSISTOR

Frequently Asked Questions

What is NSN 5961-00-118-8031?

NSN 5961-00-118-8031 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 5961-00-118-8031?

NSN 5961-00-118-8031 has 16 cross-referenced part numbers: RELEASE4877 (Electronic Industries Association), 2N3511 (Itt Semiconductors a Division of International Telephone and Telegraph Corp), 2N3511 (Motorola Inc. Dba Integrated Information Systems Group), 2N3511 (Electronic Industries Association), 2N3511 (Osi Optoelectronics, Inc Dba Semicoa) and 11 more.

What NSN replaces 5961-00-118-8031?

There is 1 known substitute for 5961-00-118-8031: 5961-01-169-6501. Verify interchangeability with system specifications before substitution.

What are the specifications of RELEASE4877?

Key specifications for RELEASE4877: Voltage Rating in Volts Per Characteristic: 40.0 MAXIMUM BREAKDOWN VOLTAGE, COLLECTOR-TO-BASE, EMITTER OPEN AND 15.0 MAXIMUM BREAKDOWN VOLTAGE, COLLECTOR-TO-EMITTER, BASE OPEN AND 6.0 MAXIMUM BREAKDOWN VOLTAGE, EMITTER-TO-BASE, COLLECTOR OPEN; Mounting Method: TERMINAL; Terminal Length: 0.500 INCHES MINIMUM IN; Special Features: JUNCTION PATTERN ARRANGEMENT: NPN. 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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