PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

2N5161Transistor

Freescale Semiconductor, Inc. · NSN 5961-00-767-2120 · FSC 5961 · No Item Name Available
Verified by PartsTable
NSN 5961-00-767-2120 — this item is cataloged by the U.S. Government under National Stock Number 5961-00-767-2120. Primary manufacturer part number: 2N5161.
Features
  • Transistor — FSC 5961
  • Thread Series Designator: UNF
  • Overall Width Across Flats: 0.100 INCHES NOMINAL IN
  • Power Rating Per Characteristic: 20.0 WATTS MAXIMUM COLLECTOR POWER DISSIPATION
  • Current Rating Per Characteristic: 1.50 AMPERES MAXIMUM COLLECTOR CURRENT, DC
  • Terminal Type and Quantity: 3 PIN
  • Mounting Method: THREADED STUD(S)
  • Internal Configuration: JUNCTION CONTACT
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Transistor, cataloged under National Stock Number 5961-00-767-2120, 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 Freescale Semiconductor, Inc.. Government technical data includes 13 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 4 manufacturers, enabling identification through both NSN and commercial part number lookups. 9 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5961-00-767-2120
Primary Part Number2N5161
Item NameTransistor
FSC / FSG5961 / 59 — No Item Name Available
ManufacturerFreescale Semiconductor, Inc.
StatusACTIVE
Thread Series DesignatorUNF
Overall Width Across Flats0.100 INCHES NOMINAL IN
Power Rating Per Characteristic20.0 WATTS MAXIMUM COLLECTOR POWER DISSIPATION
Current Rating Per Characteristic1.50 AMPERES MAXIMUM COLLECTOR CURRENT, DC
Terminal Type and Quantity3 PIN
Mounting MethodTHREADED STUD(S)
Internal ConfigurationJUNCTION CONTACT
Nominal Thread Size0.190 INCHES IN
Electrode Internally-Electrically Connected to CaseEMITTER
Mounting Facility Quantity1
Semiconductor MaterialSILICON
Features ProvidedHERMETICALLY SEALED CASE
Voltage Rating in Volts Per Characteristic60.0 MAXIMUM BREAKDOWN VOLTAGE, COLLECTOR-TO-BASE, EMITTER OPEN AND 40.0 MAXIMUM BREAKDOWN VOLTAGE, COLLECTOR-TO-EMITTER, BASE OPEN AND 4.0 MAXIMUM BREAKDOWN VOLTAGE, EMITTER-TO-BASE, COLLECTOR OPEN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 9
5961-00-467-1794 INTERCHANGEABLE
Transistor
5961-01-003-0587MD6003 INTERCHANGEABLE
Transistor
Freescale Semiconductor, Inc.
5961-01-013-0961 INTERCHANGEABLE
Transistor
5961-01-017-3604 INTERCHANGEABLE
Transistor
5961-01-022-23154910000-102 INTERCHANGEABLE
Transistor
Cyberguard Corporation
5961-01-024-3673GT816FB1 INTERCHANGEABLE
Semiconductor Devices,unitized
Northrop Grumman Systems Corporation
5961-01-033-0819 INTERCHANGEABLE
Transistor
5961-01-071-5262 INTERCHANGEABLE
Transistor
5961-01-156-79001854-0831 INTERCHANGEABLE
Transistor
Keysight Technologies Inc
Cross-Reference Index
Part NumberManufacturer
2N5161 Freescale Semiconductor, Inc. (USA)
48P06342D001 Motorola Inc. Dba Integrated Information Systems Group (USA)
DMS 87-023 Dla Land and Maritime Dba Engineering and Technical Support Div Document Standardization Division (vendor Item Drawings) (USA)
2N5161 On Semiconductor Corporation (USA)
Related Parts
5961-00-467-1794INTERCHANGEABLE
TRANSISTOR
5961-01-003-0587INTERCHANGEABLE
TRANSISTOR
MD6003
5961-01-013-0961INTERCHANGEABLE
TRANSISTOR
5961-01-017-3604INTERCHANGEABLE
TRANSISTOR
5961-01-022-2315INTERCHANGEABLE
TRANSISTOR
4910000-102
5961-01-024-3673INTERCHANGEABLE
SEMICONDUCTOR DEVICES,UNITIZED
GT816FB1
5961-01-033-0819INTERCHANGEABLE
TRANSISTOR
5961-01-071-5262INTERCHANGEABLE
TRANSISTOR
5961-01-156-7900INTERCHANGEABLE
TRANSISTOR
1854-0831

Frequently Asked Questions

What is NSN 5961-00-767-2120?

NSN 5961-00-767-2120 is a Transistor, manufactured by Freescale Semiconductor, Inc., classified under FSC 5961 (No Item Name Available). Status: active.

What are the part numbers for NSN 5961-00-767-2120?

NSN 5961-00-767-2120 has 4 cross-referenced part numbers: 2N5161 (Freescale Semiconductor, Inc.), 48P06342D001 (Motorola Inc. Dba Integrated Information Systems Group), DMS 87-023 (Dla Land and Maritime Dba Engineering and Technical Support Div Document Standardization Division (vendor Item Drawings)), 2N5161 (On Semiconductor Corporation).

What NSN replaces 5961-00-767-2120?

There are 9 known substitutes for 5961-00-767-2120: 5961-00-467-1794, 5961-01-003-0587, 5961-01-013-0961 and 6 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 2N5161?

Key specifications for 2N5161: Thread Series Designator: UNF; Overall Width Across Flats: 0.100 INCHES NOMINAL IN; Power Rating Per Characteristic: 20.0 WATTS MAXIMUM COLLECTOR POWER DISSIPATION; Current Rating Per Characteristic: 1.50 AMPERES MAXIMUM COLLECTOR CURRENT, DC. 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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