PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

2N3440Transistor

L3 Technologies, Inc. Div Communication Systems-East · NSN 5961-00-460-8821 · FSC 5961 · No Item Name Available
Verified by PartsTable
NSN 5961-00-460-8821 — this item is cataloged by the U.S. Government under National Stock Number 5961-00-460-8821. Primary manufacturer part number: 2N3440.
Features
  • Transistor — FSC 5961
  • Voltage Rating in Volts Per Characteristic: 300.0 MAXIMUM BREAKDOWN VOLTAGE, COLLECTOR-TO-BASE, EMITTER OPEN AND 7.0 MAXIMUM BREAKDOWN VOLTAGE, EMITTER-TO-BASE, COLLECTOR OPEN
  • Terminal Circle Diameter: 0.020 INCHES NOMINAL IN
  • Maximum Operating Temp Per Measurement Point: 200.0 CELSIUS JUNCTION DEGC
  • Semiconductor Material: SILICON
  • Electrode Internally-Electrically Connected to Case: COLLECTOR
  • Current Rating Per Characteristic: 1.00 AMPERES MAXIMUM COLLECTOR CURRENT, DC AND 0.50 AMPERES MAXIMUM BASE CURRENT, DC
  • 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 5961-00-460-8821, 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 L3 Technologies, Inc. Div Communication Systems-East. Government technical data includes 10 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 7 commercial cross-references from 6 manufacturers, enabling identification through both NSN and commercial part number lookups. 6 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5961-00-460-8821
Primary Part Number2N3440
Item NameTransistor
FSC / FSG5961 / 59 — No Item Name Available
ManufacturerL3 Technologies, Inc. Div Communication Systems-East
StatusACTIVE
Voltage Rating in Volts Per Characteristic300.0 MAXIMUM BREAKDOWN VOLTAGE, COLLECTOR-TO-BASE, EMITTER OPEN AND 7.0 MAXIMUM BREAKDOWN VOLTAGE, EMITTER-TO-BASE, COLLECTOR OPEN
Terminal Circle Diameter0.020 INCHES NOMINAL IN
Maximum Operating Temp Per Measurement Point200.0 CELSIUS JUNCTION DEGC
Semiconductor MaterialSILICON
Electrode Internally-Electrically Connected to CaseCOLLECTOR
Current Rating Per Characteristic1.00 AMPERES MAXIMUM COLLECTOR CURRENT, DC AND 0.50 AMPERES MAXIMUM BASE CURRENT, DC
Internal ConfigurationJUNCTION CONTACT
Terminal Length1.500 INCHES MINIMUM IN
Terminal Type and Quantity3 UNINSULATED WIRE LEAD
Mounting MethodTERMINAL
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 6
5961-00-044-4808 INTERCHANGEABLE
Transistor
5961-00-272-8374 INTERCHANGEABLE
Transistor
5961-00-479-7613GIRDER 232057613 INTERCHANGEABLE
Transistor
Dla Land and Maritime Dba Engineering and Technical Support Div Document Standardization Division (vendor Item Drawings)
5961-00-726-7836 INTERCHANGEABLE
Transistor
5961-00-942-4004 INTERCHANGEABLE
Transistor
5961-01-365-3737 INTERCHANGEABLE
Transistor
Cross-Reference Index
Part NumberManufacturer
837-344-0X Ametek Programmable Power, Inc. (USA)
5L5512-201-56 Hensoldt Sensors Gmbh Div Seps (DEU)
2N3440 Adelco Elektronik Gmbh (DEU)
P11411-1 Ge Aviation Systems Llc Dba Ge Aviation Systems Llc (USA)
2N3440 PRIMARY L3 Technologies, Inc. Div Communication Systems-East (USA)
2N3440 Lockheed Martin Corporation Dba Lockheed Martin Div Lockheed Martin (USA)
2N3440A Adelco Elektronik Gmbh (DEU)
Related Parts
5961-00-044-4808INTERCHANGEABLE
TRANSISTOR
5961-00-272-8374INTERCHANGEABLE
TRANSISTOR
5961-00-479-7613INTERCHANGEABLE
TRANSISTOR
GIRDER 232057613
5961-00-726-7836INTERCHANGEABLE
TRANSISTOR
5961-00-942-4004INTERCHANGEABLE
TRANSISTOR
5961-01-365-3737INTERCHANGEABLE
TRANSISTOR

Frequently Asked Questions

What is NSN 5961-00-460-8821?

NSN 5961-00-460-8821 is a Transistor, manufactured by L3 Technologies, Inc. Div Communication Systems-East, classified under FSC 5961 (No Item Name Available). Status: active.

What are the part numbers for NSN 5961-00-460-8821?

NSN 5961-00-460-8821 has 7 cross-referenced part numbers: 837-344-0X (Ametek Programmable Power, Inc.), 5L5512-201-56 (Hensoldt Sensors Gmbh Div Seps), 2N3440 (Adelco Elektronik Gmbh), P11411-1 (Ge Aviation Systems Llc Dba Ge Aviation Systems Llc), 2N3440 (L3 Technologies, Inc. Div Communication Systems-East) and 2 more.

What NSN replaces 5961-00-460-8821?

There are 6 known substitutes for 5961-00-460-8821: 5961-00-044-4808, 5961-00-272-8374, 5961-00-479-7613 and 3 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 2N3440?

Key specifications for 2N3440: Voltage Rating in Volts Per Characteristic: 300.0 MAXIMUM BREAKDOWN VOLTAGE, COLLECTOR-TO-BASE, EMITTER OPEN AND 7.0 MAXIMUM BREAKDOWN VOLTAGE, EMITTER-TO-BASE, COLLECTOR OPEN; Terminal Circle Diameter: 0.020 INCHES NOMINAL IN; Overall Length: 0.240 INCHES MINIMUM AND 0.260 INCHES MAXIMUM IN; Maximum Operating Temp Per Measurement Point: 200.0 CELSIUS JUNCTION DEGC. 12 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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