PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

1800813Transistor

Northrop Grumman Systems Corporation · NSN 5961-00-925-9121 · FSC 5961 · No Item Name Available
Verified by PartsTable
NSN 5961-00-925-9121 — this item is cataloged by the U.S. Government under National Stock Number 5961-00-925-9121. Primary manufacturer part number: 1800813.
Features
  • Transistor — FSC 5961
  • Power Rating Per Characteristic: 300.0 MILLIWATTS MAXIMUM TOTAL POWER DISSIPATION
  • Mounting Method: TERMINAL
  • Terminal Circle Diameter: 0.100 INCHES NOMINAL IN
  • Internal Configuration: UNIJUNCTION
  • Overall Diameter: 0.195 INCHES MAXIMUM IN
  • Maximum Operating Temp Per Measurement Point: 125.0 CELSIUS AMBIENT AIR DEGC
  • 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 5961-00-925-9121, 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 12 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5961-00-925-9121
Primary Part Number1800813
Item NameTransistor
FSC / FSG5961 / 59 — No Item Name Available
ManufacturerNorthrop Grumman Systems Corporation
StatusACTIVE
Power Rating Per Characteristic300.0 MILLIWATTS MAXIMUM TOTAL POWER DISSIPATION
Mounting MethodTERMINAL
Terminal Circle Diameter0.100 INCHES NOMINAL IN
Internal ConfigurationUNIJUNCTION
Overall Diameter0.195 INCHES MAXIMUM IN
Maximum Operating Temp Per Measurement Point125.0 CELSIUS AMBIENT AIR DEGC
Terminal Type and Quantity3 UNINSULATED WIRE LEAD
Features ProvidedHERMETICALLY SEALED CASE
Voltage Rating in Volts Per Characteristic30.0 MAXIMUM EMITTER TO BASE VOLTAGE, DC
Semiconductor MaterialSILICON
Current Rating Per Characteristic2.00 AMPERES MAXIMUM VOLTAGE REGULATOR DIODE CURRENT
Terminal Length0.500 INCHES MINIMUM IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 1
5961-00-902-1177 INTERCHANGEABLE
Transistor
Cross-Reference Index
Part NumberManufacturer
1800813 PRIMARY Northrop Grumman Systems Corporation (USA)
2N2646 General Electric Co Semi-Conductor Products Dept (USA)
Related Parts
5961-00-902-1177INTERCHANGEABLE
TRANSISTOR

Frequently Asked Questions

What is NSN 5961-00-925-9121?

NSN 5961-00-925-9121 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 5961-00-925-9121?

NSN 5961-00-925-9121 has 2 cross-referenced part numbers: 1800813 (Northrop Grumman Systems Corporation), 2N2646 (General Electric Co Semi-Conductor Products Dept).

What NSN replaces 5961-00-925-9121?

There is 1 known substitute for 5961-00-925-9121: 5961-00-902-1177. Verify interchangeability with system specifications before substitution.

What are the specifications of 1800813?

Key specifications for 1800813: Power Rating Per Characteristic: 300.0 MILLIWATTS MAXIMUM TOTAL POWER DISSIPATION; Mounting Method: TERMINAL; Terminal Circle Diameter: 0.100 INCHES NOMINAL IN; Internal Configuration: UNIJUNCTION. 14 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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