The Semiconductor Devices,unitized, cataloged under National Stock Number 5961-01-101-0291, is classified within Federal Supply Class 5961 (Semiconductor Devices and Associated Hardware) of the Electrical and Electronic Equipment Components group. Government technical data includes 14 specifications, cited from the U.S. Government catalog. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 4 items share a part number with this NSN in the catalog (possible match — not a government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 | 5961-01-101-0291 |
| Item Name | Semiconductor Devices,unitized |
| FSC / FSG | 5961 / 59 — Semiconductor Devices and Associated Hardware |
| Status | ACTIVE |
| Voltage Rating in Volts Per Characteristic | 20.0 MAXIMUM COLLECTOR TO BASE VOLTAGE/STATIC/EMITTER OPEN AND 20.0 MAXIMUM COLLECTOR TO BASE VOLTAGE/STATIC/EMITTER OPEN AND 5.0 MAXIMUM EMITTER TO BASE VOLTAGE, STATIC, COLLECTOR OPEN ALL TRANSISTOR5.0 MAXIMUM EMITTER TO BASE VOLTAGE, STATIC, COLLECTOR OPEN ALL TRANSISTOR |
| Maximum Operating Temp Per Measurement Point | 125.0 CELSIUS AMBIENT AIR125.0 CELSIUS AMBIENT AIR DEGC |
| Overall Diameter | 0.370 INCHES MAXIMUM0.370 INCHES MAXIMUM IN |
| Precious Material | GOLDGOLD |
| Terminal Length | 0.562 INCHES MINIMUM0.562 INCHES MINIMUM IN |
| Mounting Method | TERMINALTERMINAL |
| Semiconductor Material | SILICON ALL TRANSISTORSILICON ALL TRANSISTOR |
| Component Name and Quantity | 2 TRANSISTOR2 TRANSISTOR |
| Features Provided | HERMETICALLY SEALED CASEHERMETICALLY SEALED CASE |
| Current Rating Per Characteristic | 50.00 MILLIAMPERES MAXIMUM COLLECTOR CURRENT, DC ALL TRANSISTOR50.00 MILLIAMPERES MAXIMUM COLLECTOR CURRENT, DC ALL TRANSISTOR |
| Precious Material and Location | TERMINALS GOLDTERMINALS GOLD |
| Terminal Type and Quantity | 12 PIN12 PIN |
| Terminal Circle Diameter | 0.230 INCHES NOMINAL0.230 INCHES NOMINAL IN |
| Power Rating Per Characteristic | 0.45 WATTS MAXIMUM TOTAL POWER DISSIPATION ALL TRANSISTOR0.45 WATTS MAXIMUM TOTAL POWER DISSIPATION ALL TRANSISTOR |
| 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 |
|---|---|
| 80441 | 5/9 Secondary reference Rca Corp Distributor and Special Products Div |
| CA3018A-3-23 | 5/9 Secondary reference Rca Corp Distributor and Special Products Div |
| SM-B-603953 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5961-01-101-0291 is a Semiconductor Devices,unitized, classified under FSC 5961, Semiconductor Devices and Associated Hardware. Status: active.
4 possible matches (shared part number, not a government interchangeability claim): 4320-01-411-4229, 4220-01-441-3426, 5120-01-680-8650. Verify interchangeability with system specifications before substitution.
Key specifications for 5961-01-101-0291: Voltage Rating in Volts Per Characteristic: 20.0 MAXIMUM COLLECTOR TO BASE VOLTAGE/STATIC/EMITTER OPEN AND 20.0 MAXIMUM COLLECTOR TO BASE VOLTAGE/STATIC/EMITTER OPEN AND 5.0 MAXIMUM EMITTER TO BASE VOLTAGE, STATIC, COLLECTOR OPEN ALL TRANSISTOR5.0 MAXIMUM EMITTER TO BASE VOLTAGE, STATIC, COLLECTOR OPEN ALL TRANSISTOR; Maximum Operating Temp Per Measurement Point: 125.0 CELSIUS AMBIENT AIR125.0 CELSIUS AMBIENT AIR DEGC; Overall Diameter: 0.370 INCHES MAXIMUM0.370 INCHES MAXIMUM IN; Precious Material: GOLDGOLD. 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.