PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

X2N5109Transistor

Freescale Semiconductor, Inc. · NSN 5961-00-139-2397 · FSC 5961 · No Item Name Available
Verified by PartsTable
NSN 5961-00-139-2397 — this item is cataloged by the U.S. Government under National Stock Number 5961-00-139-2397. Primary manufacturer part number: X2N5109.
Features
  • Transistor — FSC 5961
  • Current Rating Per Characteristic: 150.00 MILLIAMPERES MAXIMUM COLLECTOR CURRENT, DC
  • Terminal Length: 0.500 INCHES MINIMUM IN
  • Maximum Operating Temp Per Measurement Point: 200.0 CELSIUS JUNCTION DEGC
  • Features Provided: HERMETICALLY SEALED CASE
  • Internal Configuration: JUNCTION CONTACT
  • Terminal Circle Diameter: 0.200 INCHES NOMINAL IN
  • Mounting Method: TERMINAL
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Transistor, cataloged under National Stock Number 5961-00-139-2397, 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 8 commercial cross-references from 5 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
NSN5961-00-139-2397
Primary Part NumberX2N5109
Item NameTransistor
FSC / FSG5961 / 59 — No Item Name Available
ManufacturerFreescale Semiconductor, Inc.
StatusCANCELLED
Current Rating Per Characteristic150.00 MILLIAMPERES MAXIMUM COLLECTOR CURRENT, DC
Terminal Length0.500 INCHES MINIMUM IN
Maximum Operating Temp Per Measurement Point200.0 CELSIUS JUNCTION DEGC
Features ProvidedHERMETICALLY SEALED CASE
Internal ConfigurationJUNCTION CONTACT
Terminal Circle Diameter0.200 INCHES NOMINAL IN
Mounting MethodTERMINAL
Voltage Rating in Volts Per Characteristic40.0 MAXIMUM BREAKDOWN VOLTAGE, COLLECTOR-TO-BASE, EMITTER OPEN AND 25.0 MAXIMUM BREAKDOWN VOLTAGE, COLLECTOR-TO-EMITTER, BASE OPEN AND 2.0 MAXIMUM BREAKDOWN VOLTAGE, EMITTER-TO-BASE, COLLECTOR OPEN
Semiconductor MaterialSILICON
Unable to DecodeUNABLE TO DECODE
Overall Diameter0.370 INCHES MAXIMUM IN
Terminal Type and Quantity3 UNINSULATED WIRE LEAD
Power Rating Per Characteristic3.5 WATTS MAXIMUM COLLECTOR POWER DISSIPATION
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 12
3455-00-231-348610400 INTERCHANGEABLE
Cutter,milling,plain
Niagara Cutter Inc
5961-00-252-1331 INTERCHANGEABLE
Transistor
3010-00-368-6472A210 INTERCHANGEABLE
Yoke Assembly
Twin Disc, Incorporated Dba Twin Disc Mid-Atlantic
5330-00-436-1916A210 INTERCHANGEABLE
Packing,preformed
Morris Material Handling, Inc.
5961-00-501-1057352-0766-012 INTERCHANGEABLE
Transistor
Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems
6115-00-538-8647 INTERCHANGEABLE
Generator Set,air Turbine
6610-00-678-5072A2586 INTERCHANGEABLE
Bracket,assy,angle
Kelly Manufacturing Company
2540-00-737-2259SP728-2 INTERCHANGEABLE
Windshield Wiper,manual
Trico Products Corporation
3040-00-843-4364 INTERCHANGEABLE
Shaft,straight
5330-00-910-1578A210 INTERCHANGEABLE
Packing,preformed
Allenair Corp
Cross-Reference Index
Part NumberManufacturer
X2N5109 Freescale Semiconductor, Inc. (USA)
A2586 Amperex Electronic Corp (USA)
352-0766-010 Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems (USA)
2N5109A Freescale Semiconductor, Inc. (USA)
A210 Philips Circuit Assemblies (USA)
A40-0085-01 Telonic Berkeley, Inc. Dba Telonic Berkeley (USA)
A2586 Philips Circuit Assemblies (USA)
A210 Amperex Electronic Corp (USA)
Related Parts
3455-00-231-3486INTERCHANGEABLE
CUTTER,MILLING,PLAIN
10400
5961-00-252-1331INTERCHANGEABLE
TRANSISTOR
3010-00-368-6472INTERCHANGEABLE
YOKE ASSEMBLY
A210
5330-00-436-1916INTERCHANGEABLE
PACKING,PREFORMED
A210
5961-00-501-1057INTERCHANGEABLE
TRANSISTOR
352-0766-012
6115-00-538-8647INTERCHANGEABLE
GENERATOR SET,AIR TURBINE
6610-00-678-5072INTERCHANGEABLE
BRACKET,ASSY,ANGLE
A2586
2540-00-737-2259INTERCHANGEABLE
WINDSHIELD WIPER,MANUAL
SP728-2
3040-00-843-4364INTERCHANGEABLE
SHAFT,STRAIGHT
5330-00-910-1578INTERCHANGEABLE
PACKING,PREFORMED
A210
5935-00-952-9469INTERCHANGEABLE
RETAINER,ELECTRICAL CONNECTOR
7226633P001
3520-00-959-9267INTERCHANGEABLE
BLADE,CUTTER,SHOE EDGING MACHINE

Frequently Asked Questions

What is NSN 5961-00-139-2397?

NSN 5961-00-139-2397 is a Transistor, manufactured by Freescale Semiconductor, Inc., classified under FSC 5961 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5961-00-139-2397?

NSN 5961-00-139-2397 has 8 cross-referenced part numbers: X2N5109 (Freescale Semiconductor, Inc.), A2586 (Amperex Electronic Corp), 352-0766-010 (Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems), 2N5109A (Freescale Semiconductor, Inc.), A210 (Philips Circuit Assemblies) and 3 more.

What NSN replaces 5961-00-139-2397?

There are 12 known substitutes for 5961-00-139-2397: 3455-00-231-3486, 5961-00-252-1331, 3010-00-368-6472 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of X2N5109?

Key specifications for X2N5109: Current Rating Per Characteristic: 150.00 MILLIAMPERES MAXIMUM COLLECTOR CURRENT, DC; Terminal Length: 0.500 INCHES MINIMUM IN; Maximum Operating Temp Per Measurement Point: 200.0 CELSIUS JUNCTION DEGC; Special Features: JUNCTION PATTERN ARRANGEMENT: NPN. 15 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5961-00-139-2397 still in active supply?

NSN 5961-00-139-2397 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.
PartsTable Design LLC · partstable.com