PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

SJ109Transistor

Texas Instruments Incorporated · NSN 5961-00-813-5502 · FSC 5961 · No Item Name Available
Verified by PartsTable
NSN 5961-00-813-5502 — this item is cataloged by the U.S. Government under National Stock Number 5961-00-813-5502. Primary manufacturer part number: SJ109.
Features
  • Transistor — FSC 5961
  • Terminal Circle Diameter: 0.200 INCHES NOMINAL IN
  • Semiconductor Material: SILICON
  • Current Rating Per Characteristic: 20.00 MILLIAMPERES MAXIMUM COLLECTOR CURRENT, DC
  • Internal Configuration: JUNCTION CONTACT
  • Terminal Length: 1.500 INCHES MINIMUM IN
  • Power Rating Per Characteristic: 125.0 MILLIWATTS MAXIMUM COLLECTOR POWER DISSIPATION
  • Overall Diameter: 0.340 INCHES MINIMUM AND 0.360 INCHES MAXIMUM IN
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Transistor, cataloged under National Stock Number 5961-00-813-5502, 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 Texas Instruments Incorporated. Government technical data includes 13 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5961-00-813-5502
Primary Part NumberSJ109
Item NameTransistor
FSC / FSG5961 / 59 — No Item Name Available
ManufacturerTexas Instruments Incorporated
StatusACTIVE
Terminal Circle Diameter0.200 INCHES NOMINAL IN
Semiconductor MaterialSILICON
Current Rating Per Characteristic20.00 MILLIAMPERES MAXIMUM COLLECTOR CURRENT, DC
Internal ConfigurationJUNCTION CONTACT
Terminal Length1.500 INCHES MINIMUM IN
Power Rating Per Characteristic125.0 MILLIWATTS MAXIMUM COLLECTOR POWER DISSIPATION
Overall Diameter0.340 INCHES MINIMUM AND 0.360 INCHES MAXIMUM IN
Mounting MethodTERMINAL
Voltage Rating in Volts Per Characteristic45.0 MAXIMUM COLLECTOR TO EMITTER VOLTAGE, DC
Test Data Document37695-617892 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)
Features ProvidedHERMETICALLY SEALED CASE
Terminal Type and Quantity3 UNINSULATED WIRE LEAD
Maximum Operating Temp Per Measurement Point150.0 CELSIUS JUNCTION DEGC
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
4730-00-202-9326S-1109 INTERCHANGEABLE
Fitting,lubrication
Cummins Inc.
5975-01-569-6032MIL-001-690 INTERCHANGEABLE
Bushing,strain Relief,cable
Fascan International, Inc.
Cross-Reference Index
Part NumberManufacturer
SJ109 Texas Instruments Incorporated (USA)
617892-1 Raytheon Company (USA)
S1109 Texas Instruments Incorporated (USA)
SJ109 Raytheon Company Dba Raytheon (USA)
Related Parts
4730-00-202-9326INTERCHANGEABLE
FITTING,LUBRICATION
S-1109
5975-01-569-6032INTERCHANGEABLE
BUSHING,STRAIN RELIEF,CABLE
MIL-001-690

Frequently Asked Questions

What is NSN 5961-00-813-5502?

NSN 5961-00-813-5502 is a Transistor, manufactured by Texas Instruments Incorporated, classified under FSC 5961 (No Item Name Available). Status: active.

What are the part numbers for NSN 5961-00-813-5502?

NSN 5961-00-813-5502 has 4 cross-referenced part numbers: SJ109 (Texas Instruments Incorporated), 617892-1 (Raytheon Company), S1109 (Texas Instruments Incorporated), SJ109 (Raytheon Company Dba Raytheon).

What NSN replaces 5961-00-813-5502?

There are 2 known substitutes for 5961-00-813-5502: 4730-00-202-9326, 5975-01-569-6032. Verify interchangeability with system specifications before substitution.

What are the specifications of SJ109?

Key specifications for SJ109: Terminal Circle Diameter: 0.200 INCHES NOMINAL IN; Semiconductor Material: SILICON; Overall Length: 0.235 INCHES MINIMUM AND 0.255 INCHES MAXIMUM IN; Current Rating Per Characteristic: 20.00 MILLIAMPERES MAXIMUM COLLECTOR CURRENT, DC. 15 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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