PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

2N3057ATransistor

Texas Instruments Incorporated · NSN 5961-01-096-6320 · FSC 5961 · No Item Name Available
Verified by PartsTable
NSN 5961-01-096-6320 — this item is cataloged by the U.S. Government under National Stock Number 5961-01-096-6320. Primary manufacturer part number: 2N3057A.
Features
  • Transistor — FSC 5961
  • Maximum Operating Temp Per Measurement Point: 200.0 CELSIUS JUNCTION DEGC
  • Test Data Document: 99974-7892303 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)
  • Power Rating Per Characteristic: 5.0 WATTS MAXIMUM TOTAL DEVICE DISSIPATION
  • Internal Configuration: JUNCTION CONTACT
  • Overall Diameter: 0.209 INCHES MINIMUM AND 0.230 INCHES MAXIMUM IN
  • Electrode Internally-Electrically Connected to Case: COLLECTOR
  • 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 5961-01-096-6320, 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 12 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 5 commercial cross-references from 5 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
NSN5961-01-096-6320
Primary Part Number2N3057A
Item NameTransistor
FSC / FSG5961 / 59 — No Item Name Available
ManufacturerTexas Instruments Incorporated
StatusACTIVE
Maximum Operating Temp Per Measurement Point200.0 CELSIUS JUNCTION DEGC
Test Data Document99974-7892303 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)
Power Rating Per Characteristic5.0 WATTS MAXIMUM TOTAL DEVICE DISSIPATION
Internal ConfigurationJUNCTION CONTACT
Overall Diameter0.209 INCHES MINIMUM AND 0.230 INCHES MAXIMUM IN
Electrode Internally-Electrically Connected to CaseCOLLECTOR
Terminal Type and Quantity3 UNINSULATED WIRE LEAD
Current Rating Per Characteristic1.00 AMPERES MAXIMUM COLLECTOR CURRENT, DC
Voltage Rating in Volts Per Characteristic140.0 MAXIMUM COLLECTOR TO BASE VOLTAGE, DC AND 80.0 MAXIMUM COLLECTOR TO EMITTER VOLTAGE, DC AND 7.0 MAXIMUM EMITTER TO BASE VOLTAGE, DC
Mounting MethodTERMINAL
Semiconductor MaterialSILICON
Terminal Length0.500 INCHES MINIMUM IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
5961-00-173-3232 INTERCHANGEABLE
Transistor
5961-00-422-3485 INTERCHANGEABLE
Transistor
Cross-Reference Index
Part NumberManufacturer
2N3057A Texas Instruments Incorporated (USA)
2N3057A Fairchild Semiconductor Corp (USA)
2N3057A Freescale Semiconductor, Inc. (USA)
2N3057A Fairchild Semiconductor Corp Semiconductor Div Hq (USA)
7892303-001 Delco Electronics Corp Delco Systems Opns (USA)
Related Parts
5961-00-173-3232INTERCHANGEABLE
TRANSISTOR
5961-00-422-3485INTERCHANGEABLE
TRANSISTOR

Frequently Asked Questions

What is NSN 5961-01-096-6320?

NSN 5961-01-096-6320 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 5961-01-096-6320?

NSN 5961-01-096-6320 has 5 cross-referenced part numbers: 2N3057A (Texas Instruments Incorporated), 2N3057A (Fairchild Semiconductor Corp), 2N3057A (Freescale Semiconductor, Inc.), 2N3057A (Fairchild Semiconductor Corp Semiconductor Div Hq), 7892303-001 (Delco Electronics Corp Delco Systems Opns).

What NSN replaces 5961-01-096-6320?

There are 2 known substitutes for 5961-01-096-6320: 5961-00-173-3232, 5961-00-422-3485. Verify interchangeability with system specifications before substitution.

What are the specifications of 2N3057A?

Key specifications for 2N3057A: Maximum Operating Temp Per Measurement Point: 200.0 CELSIUS JUNCTION DEGC; Test Data Document: 99974-7892303 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); Power Rating Per Characteristic: 5.0 WATTS MAXIMUM TOTAL DEVICE DISSIPATION; Internal Configuration: JUNCTION CONTACT. 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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