The Transistor, cataloged under National Stock Number 5961-01-085-8909, is classified within Federal Supply Class 5961 (Semiconductor Devices and Associated Hardware) of the Electrical and Electronic Equipment Components group. Government technical data includes 13 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government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 | 5961-01-085-8909 |
| Item Name | Transistor |
| FSC / FSG | 5961 / 59 — Semiconductor Devices and Associated Hardware |
| Status | ACTIVE |
| Voltage Rating in Volts Per Characteristic | 25.0 MAXIMUM COLLECTOR TO EMITTER VOLTAGE/STATIC/BASE OPEN AND 25.0 MAXIMUM COLLECTOR TO BASE VOLTAGE, DC AND 4.0 MAXIMUM EMITTER TO BASE VOLTAGE, INSTANTANEOUS |
| Maximum Operating Temp Per Measurement Point | 135.0 CELSIUS JUNCTION DEGC |
| Joint Electronic Device Engineering Council/jedec/case Outline Designation | TO-92 |
| Overall Diameter | 0.175 INCHES MINIMUM AND 0.205 INCHES MAXIMUM IN |
| Terminal Length | 0.500 INCHES MINIMUM IN |
| Mounting Method | TERMINAL |
| Semiconductor Material | SILICON |
| Internal Configuration | JUNCTION CONTACT |
| Current Rating Per Characteristic | 200.00 MILLIAMPERES MAXIMUM COLLECTOR CURRENT, DC |
| Material | PLASTIC ENCLOSURE |
| Terminal Type and Quantity | 3 UNINSULATED WIRE LEAD |
| Terminal Circle Diameter | 0.100 INCHES NOMINAL IN |
| Power Rating Per Characteristic | 310.0 MILLIWATTS 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 |
| Reference | Meaning |
|---|---|
| 103-304 | 3/9 Design control — primary reference Aydin Corp Aydin Controls Div |
NSN 5961-01-085-8909 is a Transistor, classified under FSC 5961, Semiconductor Devices and Associated Hardware. Status: active.
2 possible matches (shared part number, not a government interchangeability claim): 5999-01-214-0467, 1095-01-715-1107. Verify interchangeability with system specifications before substitution.
Key specifications for 5961-01-085-8909: Voltage Rating in Volts Per Characteristic: 25.0 MAXIMUM COLLECTOR TO EMITTER VOLTAGE/STATIC/BASE OPEN AND 25.0 MAXIMUM COLLECTOR TO BASE VOLTAGE, DC AND 4.0 MAXIMUM EMITTER TO BASE VOLTAGE, INSTANTANEOUS; Maximum Operating Temp Per Measurement Point: 135.0 CELSIUS JUNCTION DEGC; Joint Electronic Device Engineering Council/jedec/case Outline Designation: TO-92; Overall Diameter: 0.175 INCHES MINIMUM AND 0.205 INCHES MAXIMUM IN. 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.