PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

1804953-3Transistor

Northrop Grumman Systems Corporation · NSN 5961-01-063-4540 · FSC 5961 · No Item Name Available
Verified by PartsTable
NSN 5961-01-063-4540 — this item is cataloged by the U.S. Government under National Stock Number 5961-01-063-4540. Primary manufacturer part number: 1804953-3.
Features
  • Transistor — FSC 5961
  • Maximum Operating Temp Per Measurement Point: 200.0 CELSIUS JUNCTION DEGC
  • Current Rating Per Characteristic: 50.00 MILLIAMPERES MAXIMUM COLLECTOR CURRENT, DC
  • Mounting Method: TERMINAL
  • Terminal Circle Diameter: 0.100 INCHES NOMINAL IN
  • Overall Diameter: 0.230 INCHES NOMINAL IN
  • Semiconductor Material: SILICON
  • Internal Configuration: JUNCTION CONTACT
Applications
  • Applications requiring Glass Enclosure construction
General Description

The Transistor, cataloged under National Stock Number 5961-01-063-4540, 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 Northrop Grumman Systems Corporation. Government technical data includes 14 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. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5961-01-063-4540
Primary Part Number1804953-3
Item NameTransistor
FSC / FSG5961 / 59 — No Item Name Available
ManufacturerNorthrop Grumman Systems Corporation
StatusACTIVE
Maximum Operating Temp Per Measurement Point200.0 CELSIUS JUNCTION DEGC
Current Rating Per Characteristic50.00 MILLIAMPERES MAXIMUM COLLECTOR CURRENT, DC
Mounting MethodTERMINAL
Terminal Circle Diameter0.100 INCHES NOMINAL IN
Overall Diameter0.230 INCHES NOMINAL IN
Semiconductor MaterialSILICON
Internal ConfigurationJUNCTION CONTACT
Power Rating Per Characteristic200.0 MILLIWATTS MAXIMUM COLLECTOR POWER DISSIPATION
Features ProvidedHERMETICALLY SEALED CASE
Voltage Rating in Volts Per Characteristic40.0 MAXIMUM BREAKDOWN VOLTAGE, COLLECTOR-TO-BASE, EMITTER OPEN AND 35.0 MAXIMUM BREAKDOWN VOLTAGE, COLLECTOR-TO-EMITTER, BASE OPEN AND 3.0 MAXIMUM BREAKDOWN VOLTAGE, EMITTER-TO-BASE, COLLECTOR OPEN
Terminal Length0.500 INCHES MINIMUM IN
Terminal Type and Quantity4 UNINSULATED WIRE LEAD
Test Data Document03956-1804953 DRAWING (THIS IS THE BASIC GOVERNING DRAWING, SUCH AS A CONTRACTOR DRAWING, ORIGINAL EQUIPMENT MANUFACTURER DRAWING, ETC.; EXCLUDES ANY SPECIFICATION, STANDARD OR OTHER DOCUMENT THAT MAY BE REFERENCED IN A BASIC GOVERNING DRAWING)
MaterialGLASS ENCLOSURE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 3
5961-00-434-9219G390091S1 INTERCHANGEABLE
Transistor
L3harris Technologies, Inc Div Space & Airborne Systems
5961-00-848-19062N3307 INTERCHANGEABLE
Transistor
Semitronics Corp
5961-01-171-8825191775-1 INTERCHANGEABLE
Transistor
L3harris Technologies, Inc Div Space & Airborne Systems
Cross-Reference Index
Part NumberManufacturer
2N3307 Freescale Semiconductor, Inc. (USA)
2N3307 American Electronics Inc Intl Devices Inc Div (USA)
2N3307 Osi Optoelectronics, Inc Dba Semicoa (USA)
1804953-3 PRIMARY Northrop Grumman Systems Corporation (USA)
Related Parts
5961-00-434-9219INTERCHANGEABLE
TRANSISTOR
G390091S1
5961-00-848-1906INTERCHANGEABLE
TRANSISTOR
2N3307
5961-01-171-8825INTERCHANGEABLE
TRANSISTOR
191775-1

Frequently Asked Questions

What is NSN 5961-01-063-4540?

NSN 5961-01-063-4540 is a Transistor, manufactured by Northrop Grumman Systems Corporation, classified under FSC 5961 (No Item Name Available). Status: active.

What are the part numbers for NSN 5961-01-063-4540?

NSN 5961-01-063-4540 has 4 cross-referenced part numbers: 2N3307 (Freescale Semiconductor, Inc.), 2N3307 (American Electronics Inc Intl Devices Inc Div), 2N3307 (Osi Optoelectronics, Inc Dba Semicoa), 1804953-3 (Northrop Grumman Systems Corporation).

What NSN replaces 5961-01-063-4540?

There are 3 known substitutes for 5961-01-063-4540: 5961-00-434-9219, 5961-00-848-1906, 5961-01-171-8825. Verify interchangeability with system specifications before substitution.

What are the specifications of 1804953-3?

Key specifications for 1804953-3: Maximum Operating Temp Per Measurement Point: 200.0 CELSIUS JUNCTION DEGC; Current Rating Per Characteristic: 50.00 MILLIAMPERES MAXIMUM COLLECTOR CURRENT, DC; Overall Length: 0.346 INCHES NOMINAL IN; Mounting Method: TERMINAL. 16 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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