The Transistor, cataloged under National Stock Number 5961-01-034-3274, 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 Raytheon Company. Government technical data includes 11 specifications, cited from the U.S. Government catalog. The record lists 3 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5961-01-034-3274 |
| Primary Part Number | 20-00720-001 |
| Item Name | Transistor |
| FSC / FSG | 5961 / 59 — Semiconductor Devices and Associated Hardware |
| Manufacturer | Raytheon Company |
| Status | ACTIVE |
| Voltage Rating in Volts Per Characteristic | 27.0 MAXIMUM COLLECTOR TO BASE VOLTAGE/STATIC/EMITTER OPEN AND 20.0 MAXIMUM COLLECTOR TO EMITTER VOLTAGE/STATIC/BASE OPEN AND 1.5 MAXIMUM EMITTER TO BASE VOLTAGE, STATIC, COLLECTOR OPEN |
| Maximum Operating Temp Per Measurement Point | 175.0 CELSIUS JUNCTION DEGC |
| Overall Diameter | 0.205 INCHES NOMINAL IN |
| Mounting Method | PRESS FIT |
| Semiconductor Material | SILICON |
| Internal Configuration | JUNCTION CONTACT |
| Features Provided | HERMETICALLY SEALED CASE |
| Current Rating Per Characteristic | 35.00 MILLIAMPERES MAXIMUM COLLECTOR CURRENT, DC |
| Material | CERAMIC ENCLOSURE |
| Terminal Type and Quantity | 4 RIBBON |
| Power Rating Per Characteristic | 700.0 MILLIWATTS 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 |
| Part Number | Manufacturer |
|---|---|
| MP42688 | M-Pulse Microwave, Inc (USA) |
| MA42688 | Semic Rf Electronic Gmbh (DEU) |
| 20-00720-001 PRIMARY | Raytheon Company (USA) |
| Reference | Meaning |
|---|---|
| K38-35821E | 5/9 Secondary reference Hewlett-Packard Company Dba HP |
| MA42688 | 5/9 Secondary reference U.S. Government activity |
| H42-35821E | 5/9 Secondary reference Hewlett-Packard Company Dba HP |
NSN 5961-01-034-3274 is a Transistor, manufactured by Raytheon Company, classified under FSC 5961, Semiconductor Devices and Associated Hardware. Status: active.
NSN 5961-01-034-3274 has 3 manufacturer part numbers on file: MP42688 (M-Pulse Microwave, Inc), MA42688 (Semic Rf Electronic Gmbh), 20-00720-001 (Raytheon Company).
Key specifications for 20-00720-001: Voltage Rating in Volts Per Characteristic: 27.0 MAXIMUM COLLECTOR TO BASE VOLTAGE/STATIC/EMITTER OPEN AND 20.0 MAXIMUM COLLECTOR TO EMITTER VOLTAGE/STATIC/BASE OPEN AND 1.5 MAXIMUM EMITTER TO BASE VOLTAGE, STATIC, COLLECTOR OPEN; Maximum Operating Temp Per Measurement Point: 175.0 CELSIUS JUNCTION DEGC; Overall Diameter: 0.205 INCHES NOMINAL IN; Mounting Method: PRESS FIT. 11 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.