The Transistor, cataloged under National Stock Number 5961-00-720-9980, 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 Fairchild Semiconductor Corp. Government technical data includes 14 specifications, cited from the U.S. Government catalog. The record lists 4 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through both NSN and commercial part number lookups. 5 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5961-00-720-9980 |
| Primary Part Number | 2N3923 |
| Item Name | Transistor |
| FSC / FSG | 5961 / 59 — Semiconductor Devices and Associated Hardware |
| Manufacturer | Fairchild Semiconductor Corp |
| Status | ACTIVE |
| Voltage Rating in Volts Per Characteristic | 150.0 MAXIMUM COLLECTOR TO BASE VOLTAGE/STATIC/EMITTER OPEN AND 150.0 MAXIMUM COLLECTOR TO EMITTER VOLTAGE/STATIC/BASE OPEN AND 6.0 MAXIMUM EMITTER TO BASE VOLTAGE, STATIC, COLLECTOR OPEN |
| Maximum Operating Temp Per Measurement Point | 200.0 CELSIUS JUNCTION DEGC |
| Joint Electronic Device Engineering Council/jedec/case Outline Designation | TO-5 |
| Overall Diameter | 0.370 INCHES MAXIMUM IN |
| Terminal Length | 1.500 INCHES MINIMUM IN |
| Mounting Method | TERMINAL |
| Semiconductor Material | SILICON |
| Internal Configuration | JUNCTION CONTACT |
| Features Provided | HERMETICALLY SEALED CASE |
| Current Rating Per Characteristic | 100.00 MILLIAMPERES MAXIMUM COLLECTOR CURRENT, DC |
| Terminal Type and Quantity | 3 UNINSULATED WIRE LEAD |
| Terminal Circle Diameter | 0.200 INCHES NOMINAL IN |
| Electrode Internally-Electrically Connected to Case | COLLECTOR |
| Power Rating Per Characteristic | 3.0 WATTS MAXIMUM TOTAL DEVICE 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 |
|---|---|
| 2N3923 | Osi Optoelectronics, Inc Dba Semicoa (USA) |
| 2N3923 PRIMARY | Fairchild Semiconductor Corp (USA) |
| 2N3923 | National Semiconductor Corporation (USA) |
| 2N3923 | Solid State Devices, Inc (USA) |
| Reference | Meaning |
|---|---|
| 2N3923 | 5/9 Secondary reference Semiconductor Technology, Inc. Dba Semiconductor Technology Inc |
| RELEASE5134 | 5/9 Secondary reference U.S. Government activity |
| 2N3923 | 5/9 Secondary reference U.S. Government activity |
| 2N3923 | 5/9 Secondary reference Industro Transistor Corp |
| 2N3923 | 5/9 Secondary reference Gilbert Engineering Co Inc/incon Sub of Transitron Electronic Corp |
NSN 5961-00-720-9980 is a Transistor, manufactured by Fairchild Semiconductor Corp, classified under FSC 5961, Semiconductor Devices and Associated Hardware. Status: active.
NSN 5961-00-720-9980 has 4 manufacturer part numbers on file: 2N3923 (Osi Optoelectronics, Inc Dba Semicoa), 2N3923 (Fairchild Semiconductor Corp), 2N3923 (National Semiconductor Corporation), 2N3923 (Solid State Devices, Inc).
Key specifications for 2N3923: Voltage Rating in Volts Per Characteristic: 150.0 MAXIMUM COLLECTOR TO BASE VOLTAGE/STATIC/EMITTER OPEN AND 150.0 MAXIMUM COLLECTOR TO EMITTER VOLTAGE/STATIC/BASE OPEN AND 6.0 MAXIMUM EMITTER TO BASE VOLTAGE, STATIC, COLLECTOR OPEN; Maximum Operating Temp Per Measurement Point: 200.0 CELSIUS JUNCTION DEGC; Joint Electronic Device Engineering Council/jedec/case Outline Designation: TO-5; Overall Diameter: 0.370 INCHES MAXIMUM IN. 14 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.