PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

TEC-301Transistor

Eaton Electrical Inc. Dba Cuttler Hmmer Cmrcl Cntrls Div Div Vehicle Controls Business Unit · NSN 5961-01-033-5578 · FSC 5961 · No Item Name Available
Verified by PartsTable
NSN 5961-01-033-5578 — this item is cataloged by the U.S. Government under National Stock Number 5961-01-033-5578. Primary manufacturer part number: TEC-301.
Features
  • Transistor — FSC 5961
  • Voltage Rating in Volts Per Characteristic: 30.0 MAXIMUM COLLECTOR TO BASE VOLTAGE, DC AND 30.0 MAXIMUM COLLECTOR TO EMITTER VOLTAGE, DC AND 4.0 MAXIMUM EMITTER TO BASE VOLTAGE, DC AND -1.0 MAXIMUM BASE TO EMITTER VOLTAGE, DC
  • Internal Configuration: JUNCTION CONTACT
  • Power Rating Per Characteristic: 200.0 MILLIWATTS MAXIMUM TOTAL POWER DISSIPATION
  • Semiconductor Material: SILICON
  • Mounting Method: TERMINAL
  • Terminal Type and Quantity: 3 UNINSULATED WIRE LEAD
  • Current Rating Per Characteristic: 2.00 MICROAMPERES MAXIMUM COLLECTOR CUTOFF CURRENT, DC, EMITTER OPEN AND 2.00 MICROAMPERES MAXIMUM COLLECTOR CUTOFF CURRENT, DC, WITH SPECIFIED CIRCUIT BETWEEN BASE AND EMITTER
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Transistor, cataloged under National Stock Number 5961-01-033-5578, 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 Eaton Electrical Inc. Dba Cuttler Hmmer Cmrcl Cntrls Div Div Vehicle Controls Business Unit. Government technical data includes 8 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 1 manufacturer, 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
NSN5961-01-033-5578
Primary Part NumberTEC-301
Item NameTransistor
FSC / FSG5961 / 59 — No Item Name Available
ManufacturerEaton Electrical Inc. Dba Cuttler Hmmer Cmrcl Cntrls Div Div Vehicle Controls Business Unit
StatusACTIVE
Voltage Rating in Volts Per Characteristic30.0 MAXIMUM COLLECTOR TO BASE VOLTAGE, DC AND 30.0 MAXIMUM COLLECTOR TO EMITTER VOLTAGE, DC AND 4.0 MAXIMUM EMITTER TO BASE VOLTAGE, DC AND -1.0 MAXIMUM BASE TO EMITTER VOLTAGE, DC
Internal ConfigurationJUNCTION CONTACT
Power Rating Per Characteristic200.0 MILLIWATTS MAXIMUM TOTAL POWER DISSIPATION
Semiconductor MaterialSILICON
Mounting MethodTERMINAL
Terminal Type and Quantity3 UNINSULATED WIRE LEAD
Current Rating Per Characteristic2.00 MICROAMPERES MAXIMUM COLLECTOR CUTOFF CURRENT, DC, EMITTER OPEN AND 2.00 MICROAMPERES MAXIMUM COLLECTOR CUTOFF CURRENT, DC, WITH SPECIFIED CIRCUIT BETWEEN BASE AND EMITTER
Overall Diameter0.210 INCHES MAXIMUM IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 3
2510-01-152-9174 INTERCHANGEABLE
Door,vehicular
3040-01-367-202351130-1 INTERCHANGEABLE
Shaft,shouldered
The Oilgear Company Dba Jiffy Lube 213 Div Oilgear
4140-01-670-875151130-2 INTERCHANGEABLE
Fan,tubeaxial
Meggitt Defense Systems, Inc. Dba Meggitt Defense Systems Inc
Cross-Reference Index
Part NumberManufacturer
TEC-301 PRIMARY Eaton Electrical Inc. Dba Cuttler Hmmer Cmrcl Cntrls Div Div Vehicle Controls Business Unit (USA)
T511301 Eaton Electrical Inc. Dba Cuttler Hmmer Cmrcl Cntrls Div Div Vehicle Controls Business Unit (USA)
511301 Eaton Electrical Inc. Dba Cuttler Hmmer Cmrcl Cntrls Div Div Vehicle Controls Business Unit (USA)
511301-000-000 Eaton Electrical Inc. Dba Cuttler Hmmer Cmrcl Cntrls Div Div Vehicle Controls Business Unit (USA)
Related Parts
2510-01-152-9174INTERCHANGEABLE
DOOR,VEHICULAR
3040-01-367-2023INTERCHANGEABLE
SHAFT,SHOULDERED
51130-1
4140-01-670-8751INTERCHANGEABLE
FAN,TUBEAXIAL
51130-2

Frequently Asked Questions

What is NSN 5961-01-033-5578?

NSN 5961-01-033-5578 is a Transistor, manufactured by Eaton Electrical Inc. Dba Cuttler Hmmer Cmrcl Cntrls Div Div Vehicle Controls Business Unit, classified under FSC 5961 (No Item Name Available). Status: active.

What are the part numbers for NSN 5961-01-033-5578?

NSN 5961-01-033-5578 has 4 cross-referenced part numbers: TEC-301 (Eaton Electrical Inc. Dba Cuttler Hmmer Cmrcl Cntrls Div Div Vehicle Controls Business Unit), T511301 (Eaton Electrical Inc. Dba Cuttler Hmmer Cmrcl Cntrls Div Div Vehicle Controls Business Unit), 511301 (Eaton Electrical Inc. Dba Cuttler Hmmer Cmrcl Cntrls Div Div Vehicle Controls Business Unit), 511301-000-000 (Eaton Electrical Inc. Dba Cuttler Hmmer Cmrcl Cntrls Div Div Vehicle Controls Business Unit).

What NSN replaces 5961-01-033-5578?

There are 3 known substitutes for 5961-01-033-5578: 2510-01-152-9174, 3040-01-367-2023, 4140-01-670-8751. Verify interchangeability with system specifications before substitution.

What are the specifications of TEC-301?

Key specifications for TEC-301: Voltage Rating in Volts Per Characteristic: 30.0 MAXIMUM COLLECTOR TO BASE VOLTAGE, DC AND 30.0 MAXIMUM COLLECTOR TO EMITTER VOLTAGE, DC AND 4.0 MAXIMUM EMITTER TO BASE VOLTAGE, DC AND -1.0 MAXIMUM BASE TO EMITTER VOLTAGE, DC; Internal Configuration: JUNCTION CONTACT; Power Rating Per Characteristic: 200.0 MILLIWATTS MAXIMUM TOTAL POWER DISSIPATION; Semiconductor Material: SILICON. 10 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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