The Transistor, cataloged under National Stock Number 5961-01-175-8440, is classified within Federal Supply Class 5961 (Semiconductor Devices and Associated Hardware) of the Electrical and Electronic Equipment Components group. Government technical data includes 12 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 5961-01-175-8440 |
| Item Name | Transistor |
| FSC / FSG | 5961 / 59 — Semiconductor Devices and Associated Hardware |
| Status | ACTIVE |
| Voltage Rating in Volts Per Characteristic | 50.0 MAXIMUM COLLECTOR TO BASE VOLTAGE/STATIC/EMITTER OPEN AND 25.0 MAXIMUM COLLECTOR TO EMITTER VOLTAGE/STATIC/BASE OPEN AND 4.0 MAXIMUM EMITTER TO BASE VOLTAGE, STATIC, COLLECTOR OPEN |
| Maximum Operating Temp Per Measurement Point | 200.0 CELSIUS JUNCTION DEGC |
| Precious Material | GOLD |
| Mounting Method | PRESS FIT |
| Transfer Ratio | 120.0 MAXIMUM STATIC FORWARD CURRENT TRANSFER RATIO, COMMON-EMITTER |
| Semiconductor Material | SILICON |
| Internal Configuration | JUNCTION CONTACT |
| Features Provided | HERMETICALLY SEALED CASE |
| Current Rating Per Characteristic | 8.00 AMPERES MAXIMUM COLLECTOR CURRENT, DC |
| Precious Material and Location | EXTERNAL SURFACES GOLD |
| Terminal Type and Quantity | 4 RIBBON |
| Power Rating Per Characteristic | 75.0 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 | X |
| Reference | Meaning |
|---|---|
| 6002-DM100P | 3/9 Design control — primary reference Rfd Inc |
| 60073 | 5/9 Secondary reference Acrian Inc |
NSN 5961-01-175-8440 is a Transistor, classified under FSC 5961, Semiconductor Devices and Associated Hardware. Status: active.
1 possible match (shared part number, not a government interchangeability claim): 5340-01-442-8517. Verify interchangeability with system specifications before substitution.
Key specifications for 5961-01-175-8440: Overall Height: 0.225 INCHES NOMINAL IN; Voltage Rating in Volts Per Characteristic: 50.0 MAXIMUM COLLECTOR TO BASE VOLTAGE/STATIC/EMITTER OPEN AND 25.0 MAXIMUM COLLECTOR TO EMITTER VOLTAGE/STATIC/BASE OPEN AND 4.0 MAXIMUM EMITTER TO BASE VOLTAGE, STATIC, COLLECTOR OPEN; Maximum Operating Temp Per Measurement Point: 200.0 CELSIUS JUNCTION DEGC; Precious Material: GOLD. 12 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.