The Transistor, cataloged under National Stock Number 5961-00-424-9797, is classified within Federal Supply Class 5961 (Semiconductor Devices and Associated Hardware) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Micro Uspd Inc. Government technical data includes 16 specifications, cited from the U.S. Government catalog. The record lists 7 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 5 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5961-00-424-9797 |
| Primary Part Number | 2N4301 |
| Item Name | Transistor |
| FSC / FSG | 5961 / 59 — Semiconductor Devices and Associated Hardware |
| Manufacturer | Micro Uspd Inc |
| Status | ACTIVE |
| Voltage Rating in Volts Per Characteristic | 100.0 MAXIMUM BREAKDOWN VOLTAGE, COLLECTOR-TO-BASE, EMITTER OPEN AND 80.0 MAXIMUM BREAKDOWN VOLTAGE, COLLECTOR-TO-EMITTER, BASE OPEN AND 8.0 MAXIMUM BREAKDOWN VOLTAGE, EMITTER-TO-BASE, COLLECTOR OPEN |
| Maximum Operating Temp Per Measurement Point | 200.0 CELSIUS JUNCTION DEGC |
| Mounting Facility Quantity | 1 |
| Overall Diameter | 0.648 INCHES NOMINAL IN |
| Mounting Method | THREADED STUD(S) |
| Semiconductor Material | SILICON |
| Internal Configuration | JUNCTION CONTACT |
| Features Provided | HERMETICALLY SEALED CASE |
| Overall Width Across Flats | 0.687 INCHES MAXIMUM IN |
| Nominal Thread Size | 0.250 INCHES IN |
| Current Rating Per Characteristic | 4.00 AMPERES MAXIMUM BASE CURRENT, DC AND 10.00 AMPERES MAXIMUM COLLECTOR CURRENT, DC |
| Specification/standard Data | 80131-RELEASE5228 PROFESSIONAL/INDUSTRIAL ASSOCIATION SPECIFICATION |
| Terminal Type and Quantity | 3 TAB, SOLDER LUG |
| Thread Series Designator | UNF |
| Electrode Internally-Electrically Connected to Case | COLLECTOR |
| Power Rating Per Characteristic | 50.0 WATTS MAXIMUM COLLECTOR POWER DISSIPATION |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 2N4301 | Micro Uspd Inc (USA) |
| 2N4301 | Texas Instruments Incorporated (USA) |
| 2N4301 | Microsemi Ppc Inc (USA) |
| 2N4301 | Osi Optoelectronics, Inc Dba Semicoa (USA) |
| 2N4301 | Fairchild Semiconductor Corp (USA) |
| 2N4301 | Solid State Devices, Inc (USA) |
| 2N4301 | Solitron Devices, Inc. (USA) |
| Reference | Meaning |
|---|---|
| 2N4301 | 5/9 Secondary reference General Semiconductor Industries Inc |
| 2N4301 | 5/9 Secondary reference Trw Electronics and Defense Sector Rf Devices |
| RELEASE5228 | 5/9 Secondary reference U.S. Government activity |
| 2N4301 | 3/9 Design control — primary reference U.S. Government activity |
| 2N4301 | 5/9 Secondary reference Gilbert Engineering Co Inc/incon Sub of Transitron Electronic Corp |
NSN 5961-00-424-9797 is a Transistor, manufactured by Micro Uspd Inc, classified under FSC 5961, Semiconductor Devices and Associated Hardware. Status: active.
NSN 5961-00-424-9797 has 7 manufacturer part numbers on file: 2N4301 (Micro Uspd Inc), 2N4301 (Texas Instruments Incorporated), 2N4301 (Microsemi Ppc Inc), 2N4301 (Osi Optoelectronics, Inc Dba Semicoa), 2N4301 (Fairchild Semiconductor Corp) and 2 more.
2 possible matches (shared part number, not a government interchangeability claim): 5961-00-566-3706, 5961-00-877-7121. Verify interchangeability with system specifications before substitution.
Key specifications for 2N4301: Voltage Rating in Volts Per Characteristic: 100.0 MAXIMUM BREAKDOWN VOLTAGE, COLLECTOR-TO-BASE, EMITTER OPEN AND 80.0 MAXIMUM BREAKDOWN VOLTAGE, COLLECTOR-TO-EMITTER, BASE OPEN AND 8.0 MAXIMUM BREAKDOWN VOLTAGE, EMITTER-TO-BASE, COLLECTOR OPEN; Maximum Operating Temp Per Measurement Point: 200.0 CELSIUS JUNCTION DEGC; Mounting Facility Quantity: 1; Overall Diameter: 0.648 INCHES NOMINAL IN. 16 specifications are documented in the U.S. Government catalog.
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.