The Transistor, cataloged under National Stock Number 5961-01-058-9774, 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 Silicon Transistor Corporation Dba Same. Government technical data includes 13 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5961-01-058-9774 |
| Primary Part Number | STD1028 |
| Item Name | Transistor |
| FSC / FSG | 5961 / 59 — Semiconductor Devices and Associated Hardware |
| Manufacturer | Silicon Transistor Corporation Dba Same |
| Status | ACTIVE |
| Voltage Rating in Volts Per Characteristic | 120.0 MAXIMUM COLLECTOR TO BASE VOLTAGE/STATIC/EMITTER OPEN AND 90.0 MAXIMUM COLLECTOR TO EMITTER VOLTAGE/STATIC/BASE OPEN AND 7.0 MAXIMUM EMITTER TO BASE VOLTAGE, STATIC, COLLECTOR OPEN |
| Maximum Operating Temp Per Measurement Point | 200.0 CELSIUS JUNCTION DEGC |
| Mounting Facility Quantity | 2 |
| Mounting Method | UNTHREADED HOLE(S) |
| Criticality Code Justification | FEAT |
| Semiconductor Material | SILICON |
| Internal Configuration | JUNCTION CONTACT |
| Features Provided | MOUNTING HARDWARE AND HERMETICALLY SEALED CASE |
| Current Rating Per Characteristic | 50.00 AMPERES MAXIMUM COLLECTOR CURRENT, DC |
| Test Data Document | 27963-85607100 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) |
| Terminal Type and Quantity | 2 PIN AND 1 CASE |
| Electrode Internally-Electrically Connected to Case | COLLECTOR |
| Power Rating Per Characteristic | 140.0 WATTS MAXIMUM TOTAL POWER DISSIPATION |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | Y |
| Part Number | Manufacturer |
|---|---|
| STD1028 | Silicon Transistor Corporation Dba Same (USA) |
| Reference | Meaning |
|---|---|
| 85607100-02 | 3/9 Design control — primary reference General Dynamics Information Systems Inc. Dba General Dynamics Advanced Information Systems |
| 2N6032 | 5/9 Secondary reference Harris Corp Semiconductor Sector |
| 66022 | 5/9 Secondary reference Harris Corp Semiconductor Sector |
| 85607100-02 | 5/9 Secondary reference U.S. Government activity |
NSN 5961-01-058-9774 is a Transistor, manufactured by Silicon Transistor Corporation Dba Same, classified under FSC 5961, Semiconductor Devices and Associated Hardware. Status: active.
NSN 5961-01-058-9774 has 1 manufacturer part number on file: STD1028 (Silicon Transistor Corporation Dba Same).
1 possible match (shared part number, not a government interchangeability claim): 4320-01-170-7037. Verify interchangeability with system specifications before substitution.
Key specifications for STD1028: Overall Height: 0.375 INCHES MAXIMUM IN; Voltage Rating in Volts Per Characteristic: 120.0 MAXIMUM COLLECTOR TO BASE VOLTAGE/STATIC/EMITTER OPEN AND 90.0 MAXIMUM COLLECTOR TO EMITTER VOLTAGE/STATIC/BASE OPEN AND 7.0 MAXIMUM EMITTER TO BASE VOLTAGE, STATIC, COLLECTOR OPEN; Maximum Operating Temp Per Measurement Point: 200.0 CELSIUS JUNCTION DEGC; Mounting Facility Quantity: 2. 13 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.