PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

1854-0809Transistor

Keysight Technologies Inc · NSN 5961-01-241-7917 · FSC 5961 · No Item Name Available
Verified by PartsTable
NSN 5961-01-241-7917 — this item is cataloged by the U.S. Government under National Stock Number 5961-01-241-7917. Primary manufacturer part number: 1854-0809.
Features
  • Transistor — FSC 5961
  • Mounting Method: TERMINAL
  • Terminal Length: 0.500 INCHES MINIMUM IN
  • Features Provided: HERMETICALLY SEALED CASE
  • Power Rating Per Characteristic: 1.2 WATTS MAXIMUM TOTAL DEVICE DISSIPATION
  • Transfer Ratio: 40.0 MINIMUM STATIC FORWARD CURRENT TRANSFER RATIO, COMMON-EMITTER
  • Joint Electronic Device Engineering Council/jedec/case Outline Designation: TO-18
  • Maximum Operating Temp Per Measurement Point: 200.0 CELSIUS JUNCTION DEGC
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Transistor, cataloged under National Stock Number 5961-01-241-7917, 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 Keysight Technologies Inc. Government technical data includes 16 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 7 commercial cross-references from 7 manufacturers, enabling identification through both NSN and commercial part number lookups. 9 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5961-01-241-7917
Primary Part Number1854-0809
Item NameTransistor
FSC / FSG5961 / 59 — No Item Name Available
ManufacturerKeysight Technologies Inc
StatusACTIVE
Mounting MethodTERMINAL
Terminal Length0.500 INCHES MINIMUM IN
Features ProvidedHERMETICALLY SEALED CASE
Power Rating Per Characteristic1.2 WATTS MAXIMUM TOTAL DEVICE DISSIPATION
Transfer Ratio40.0 MINIMUM STATIC FORWARD CURRENT TRANSFER RATIO, COMMON-EMITTER
Joint Electronic Device Engineering Council/jedec/case Outline DesignationTO-18
Maximum Operating Temp Per Measurement Point200.0 CELSIUS JUNCTION DEGC
Voltage Rating in Volts Per Characteristic15.0 MINIMUM BREAKDOWN VOLTAGE, COLLECTOR-TO-EMITTER, BASE OPEN
Semiconductor MaterialSILICON
Terminal Circle Diameter0.100 INCHES NOMINAL IN
Terminal Type and Quantity3 UNINSULATED WIRE LEAD
Electrode Internally-Electrically Connected to CaseCOLLECTOR
Internal ConfigurationJUNCTION CONTACT
Current Rating Per Characteristic200.00 MILLIAMPERES MAXIMUM COLLECTOR CURRENT, DC
Criticality Code JustificationFEAT
Overall Diameter0.230 INCHES MAXIMUM IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 9
5961-00-068-91522N2369 INTERCHANGEABLE
Transistor
Fairchild Semiconductor Corp
5961-00-420-3668 INTERCHANGEABLE
Transistor
5961-00-424-09749306-2001-051 INTERCHANGEABLE
Transistor
Bae Systems (operations) Limited
5961-00-469-2735 INTERCHANGEABLE
Transistor
5961-00-552-4636247ASC1227-001 INTERCHANGEABLE
Transistor
Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier
5961-00-863-2931723020-48 INTERCHANGEABLE
Transistor
Raytheon Company Div Rmd Strategic
5961-00-926-0237 INTERCHANGEABLE
Transistor
5961-01-099-85632N2369A INTERCHANGEABLE
Transistor
National Semiconductor Corporation
5961-01-394-0845 INTERCHANGEABLE
Transistor
Cross-Reference Index
Part NumberManufacturer
1854-0809 Keysight Technologies, Inc. (USA)
2N2369A Freescale Semiconductor, Inc. (USA)
1854-0809 Hewlett-Packard Company Dba HP (USA)
2N2369A Osi Optoelectronics, Inc Dba Semicoa (USA)
1854-0809 PRIMARY Keysight Technologies Inc (USA)
S44055 Fairchild Semiconductor Corp (USA)
2N2369A Microsemi Corp - Massachusetts (USA)
Related Parts
5961-00-068-9152INTERCHANGEABLE
TRANSISTOR
2N2369
5961-00-420-3668INTERCHANGEABLE
TRANSISTOR
5961-00-424-0974INTERCHANGEABLE
TRANSISTOR
9306-2001-051
5961-00-469-2735INTERCHANGEABLE
TRANSISTOR
5961-00-552-4636INTERCHANGEABLE
TRANSISTOR
247ASC1227-001
5961-00-863-2931INTERCHANGEABLE
TRANSISTOR
723020-48
5961-00-926-0237INTERCHANGEABLE
TRANSISTOR
5961-01-099-8563INTERCHANGEABLE
TRANSISTOR
2N2369A
5961-01-394-0845INTERCHANGEABLE
TRANSISTOR

Frequently Asked Questions

What is NSN 5961-01-241-7917?

NSN 5961-01-241-7917 is a Transistor, manufactured by Keysight Technologies Inc, classified under FSC 5961 (No Item Name Available). Status: active.

What are the part numbers for NSN 5961-01-241-7917?

NSN 5961-01-241-7917 has 7 cross-referenced part numbers: 1854-0809 (Keysight Technologies, Inc.), 2N2369A (Freescale Semiconductor, Inc.), 1854-0809 (Hewlett-Packard Company Dba HP), 2N2369A (Osi Optoelectronics, Inc Dba Semicoa), 1854-0809 (Keysight Technologies Inc) and 2 more.

What NSN replaces 5961-01-241-7917?

There are 9 known substitutes for 5961-01-241-7917: 5961-00-068-9152, 5961-00-420-3668, 5961-00-424-0974 and 6 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 1854-0809?

Key specifications for 1854-0809: Mounting Method: TERMINAL; Terminal Length: 0.500 INCHES MINIMUM IN; Features Provided: HERMETICALLY SEALED CASE; Power Rating Per Characteristic: 1.2 WATTS MAXIMUM TOTAL DEVICE DISSIPATION. 19 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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