PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

2N3440Transistor

Rca Corp New Products Div · NSN 5961-00-726-7836 · FSC 5961 · No Item Name Available
Verified by PartsTable
NSN 5961-00-726-7836 — this item is cataloged by the U.S. Government under National Stock Number 5961-00-726-7836. Primary manufacturer part number: 2N3440.
Features
  • Transistor — FSC 5961
  • Power Rating Per Characteristic: 800.0 MILLIWATTS MAXIMUM TOTAL POWER DISSIPATION
  • Mounting Method: TERMINAL
  • Overall Diameter: 0.335 INCHES MINIMUM AND 0.370 INCHES MAXIMUM IN
  • Voltage Rating in Volts Per Characteristic: 300.0 MAXIMUM DRAIN TO GATE VOLTAGE AND 250.0 MAXIMUM COLLECTOR TO EMITTER VOLTAGE/STATIC/BASE OPEN AND 7.0 MAXIMUM EMITTER TO BASE VOLTAGE, STATIC, COLLECTOR OPEN
  • Internal Configuration: JUNCTION CONTACT
  • Test Data Document: 81349-MIL-S-19500 SPECIFICATION (INCLUDES ENGINEERING TYPE BULLETINS, BROCHURES,ETC., THAT REFLECT SPECIFICATION TYPE DATA IN SPECIFICATION FORMAT; EXCLUDES COMMERCIAL CATALOGS, INDUSTRY DIRECTORIES, AND SIMILAR TRADE PUBLICATIONS, REFLECTING GENERAL TYPE DATA ON CERTAIN ENVIRONMENTAL AND PERFORMANCE REQUIREMENTS AND TEST CONDITIONS THAT ARE SHOWN AS "TYPICAL", "AVERAGE", "NOMINAL", ETC.).
  • Terminal Type and Quantity: 3 UNINSULATED WIRE LEAD
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Transistor, cataloged under National Stock Number 5961-00-726-7836, 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 Rca Corp New Products Div. Government technical data includes 15 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 40 commercial cross-references from 30 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
NSN5961-00-726-7836
Primary Part Number2N3440
Item NameTransistor
FSC / FSG5961 / 59 — No Item Name Available
ManufacturerRca Corp New Products Div
StatusCANCELLED
Power Rating Per Characteristic800.0 MILLIWATTS MAXIMUM TOTAL POWER DISSIPATION
Mounting MethodTERMINAL
Overall Diameter0.335 INCHES MINIMUM AND 0.370 INCHES MAXIMUM IN
Voltage Rating in Volts Per Characteristic300.0 MAXIMUM DRAIN TO GATE VOLTAGE AND 250.0 MAXIMUM COLLECTOR TO EMITTER VOLTAGE/STATIC/BASE OPEN AND 7.0 MAXIMUM EMITTER TO BASE VOLTAGE, STATIC, COLLECTOR OPEN
Internal ConfigurationJUNCTION CONTACT
Test Data Document81349-MIL-S-19500 SPECIFICATION (INCLUDES ENGINEERING TYPE BULLETINS, BROCHURES,ETC., THAT REFLECT SPECIFICATION TYPE DATA IN SPECIFICATION FORMAT; EXCLUDES COMMERCIAL CATALOGS, INDUSTRY DIRECTORIES, AND SIMILAR TRADE PUBLICATIONS, REFLECTING GENERAL TYPE DATA ON CERTAIN ENVIRONMENTAL AND PERFORMANCE REQUIREMENTS AND TEST CONDITIONS THAT ARE SHOWN AS "TYPICAL", "AVERAGE", "NOMINAL", ETC.).
Terminal Type and Quantity3 UNINSULATED WIRE LEAD
Electrode Internally-Electrically Connected to CaseCOLLECTOR
Semiconductor MaterialSILICON
Terminal Length1.500 INCHES MINIMUM IN
Specification/standard Data81349-MIL-S-19500/368 GOVERNMENT SPECIFICATION
Terminal Circle Diameter0.200 INCHES NOMINAL IN
Features ProvidedHERMETICALLY SEALED CASE
Current Rating Per Characteristic1.00 AMPERES MAXIMUM COLLECTOR CURRENT, DC
Maximum Operating Temp Per Measurement Point200.0 CELSIUS JUNCTION DEGC
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 12
5961-00-022-5670 INTERCHANGEABLE
Transistor
5961-00-044-4808 INTERCHANGEABLE
Transistor
5330-00-159-1254S40045 INTERCHANGEABLE
Retainer,packing
Trelleborg Sealing Solutions Us, Inc.
5961-00-272-8374 INTERCHANGEABLE
Transistor
5815-00-370-0960150344 INTERCHANGEABLE
Lever
Telemechanics Inc
5961-00-460-88212N3440 INTERCHANGEABLE
Transistor
L3 Technologies, Inc. Div Communication Systems-East
5961-00-479-7613GIRDER 232057613 INTERCHANGEABLE
Transistor
Dla Land and Maritime Dba Engineering and Technical Support Div Document Standardization Division (vendor Item Drawings)
5340-00-721-532970459 INTERCHANGEABLE
Plug,fusible
Cummins Inc.
5961-00-862-8738 INTERCHANGEABLE
Transistor
5961-00-942-4004 INTERCHANGEABLE
Transistor
Cross-Reference Index
Part NumberManufacturer
2N3440 Rca Corp New Products Div (USA)
JAN2N3440A Lacon Electronic Gmbh (DEU)
1003069G4 Mbda Uk Ltd (GBR)
RT5553 Raytheon Company Div Corp (USA)
JAN2N3440A Adelco Elektronik Gmbh (DEU)
1006946A4 British Aerospace Plc (GBR)
10029828-102 Honeywell International Inc. Dba Honeywell International Div Aerospace-Minneapolis (USA)
4192800-244 Raytheon Company Div Rmd Strategic (USA)
Q03440F Scientific Radio Systems Inc (USA)
150-344 Autek Systems Corp (USA)
2N3440 General Electric Co Semi-Conductor Products Dept Power Components Opn (USA)
1854-0234 Hewlett-Packard Company Dba HP (USA)
MIL-PRF-19500/368 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
9352-7500-460 Century Electric Inc (USA)
1003069G4 British Aerospace Plc (GBR)
G182-865-026 Kearfott Corporation Div Guidance and Navigation Division (USA)
150-0344 Autek Systems Corp (USA)
7-0459 L3harris Technologies, Inc. Dba Harris Corp Div Harris Defense Communications (USA)
JAN2N3440 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
S40045 Fairchild Semiconductor Corp (USA)
Related Parts
5961-00-022-5670INTERCHANGEABLE
TRANSISTOR
5961-00-044-4808INTERCHANGEABLE
TRANSISTOR
5330-00-159-1254INTERCHANGEABLE
RETAINER,PACKING
S40045
5961-00-272-8374INTERCHANGEABLE
TRANSISTOR
5815-00-370-0960INTERCHANGEABLE
LEVER
150344
5961-00-460-8821INTERCHANGEABLE
TRANSISTOR
2N3440
5961-00-479-7613INTERCHANGEABLE
TRANSISTOR
GIRDER 232057613
5340-00-721-5329INTERCHANGEABLE
PLUG,FUSIBLE
70459
5961-00-862-8738INTERCHANGEABLE
TRANSISTOR
5961-00-942-4004INTERCHANGEABLE
TRANSISTOR
5961-01-058-5080INTERCHANGEABLE
TRANSISTOR
5340-01-126-0579INTERCHANGEABLE
SLEEVE

Frequently Asked Questions

What is NSN 5961-00-726-7836?

NSN 5961-00-726-7836 is a Transistor, manufactured by Rca Corp New Products Div, classified under FSC 5961 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5961-00-726-7836?

NSN 5961-00-726-7836 has 40 cross-referenced part numbers: 2N3440 (Rca Corp New Products Div), JAN2N3440A (Lacon Electronic Gmbh), 1003069G4 (Mbda Uk Ltd), RT5553 (Raytheon Company Div Corp), JAN2N3440A (Adelco Elektronik Gmbh) and 35 more.

What NSN replaces 5961-00-726-7836?

There are 12 known substitutes for 5961-00-726-7836: 5961-00-022-5670, 5961-00-044-4808, 5330-00-159-1254 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 2N3440?

Key specifications for 2N3440: Power Rating Per Characteristic: 800.0 MILLIWATTS MAXIMUM TOTAL POWER DISSIPATION; Mounting Method: TERMINAL; Overall Diameter: 0.335 INCHES MINIMUM AND 0.370 INCHES MAXIMUM IN; Voltage Rating in Volts Per Characteristic: 300.0 MAXIMUM DRAIN TO GATE VOLTAGE AND 250.0 MAXIMUM COLLECTOR TO EMITTER VOLTAGE/STATIC/BASE OPEN AND 7.0 MAXIMUM EMITTER TO BASE VOLTAGE, STATIC, COLLECTOR OPEN. 17 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5961-00-726-7836 still in active supply?

NSN 5961-00-726-7836 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.
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