The Transistor, cataloged under National Stock Number 5961-00-078-8076, 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 Viavi Solutionsllc. Government technical data includes 13 specifications, cited from the U.S. Government catalog. The record lists 2 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 5961-00-078-8076 |
| Primary Part Number | 28455-378 |
| Item Name | Transistor |
| FSC / FSG | 5961 / 59 — Semiconductor Devices and Associated Hardware |
| Manufacturer | Viavi Solutionsllc |
| Status | ACTIVE |
| Voltage Rating in Volts Per Characteristic | 60.0 MAXIMUM COLLECTOR TO BASE VOLTAGE, DC AND 60.0 MAXIMUM COLLECTOR TO BASE VOLTAGE, DC AND 45.0 MAXIMUM COLLECTOR TO EMITTER VOLTAGE, DC AND 45.0 MAXIMUM COLLECTOR TO EMITTER VOLTAGE, DC AND 4.5 MAXIMUM EMITTER TO BASE VOLTAGE, DC4.5 MAXIMUM EMITTER TO BASE VOLTAGE, DC |
| Maximum Operating Temp Per Measurement Point | 175.0 CELSIUS AMBIENT AIR175.0 CELSIUS AMBIENT AIR DEGC |
| Overall Diameter | 0.230 INCHES NOMINAL0.230 INCHES NOMINAL IN |
| Terminal Length | 0.500 INCHES MINIMUM0.500 INCHES MINIMUM IN |
| Mounting Method | TERMINALTERMINAL |
| Internal Junction Configuration | NPNNPN |
| Semiconductor Material | SILICONSILICON |
| Internal Configuration | JUNCTION CONTACTJUNCTION CONTACT |
| Features Provided | HERMETICALLY SEALED CASEHERMETICALLY SEALED CASE |
| Current Rating Per Characteristic | 50.00 MILLIAMPERES MAXIMUM COLLECTOR CURRENT, DC50.00 MILLIAMPERES MAXIMUM COLLECTOR CURRENT, DC |
| Terminal Type and Quantity | 3 UNINSULATED WIRE LEAD3 UNINSULATED WIRE LEAD |
| Electrode Internally-Electrically Connected to Case | COLLECTORCOLLECTOR |
| Power Rating Per Characteristic | 400.0 MILLIWATTS MAXIMUM TOTAL POWER DISSIPATION400.0 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 |
|---|---|
| 28455-378 PRIMARY | Viavi Solutionsllc (USA) |
| 2S102 | British Sarozal Ltd (GBR) |
| Reference | Meaning |
|---|---|
| 28455-378 | 5/9 Secondary reference Marconi Electronics Inc Marconi Instruments Div |
| 2S102 | 5/9 Secondary reference Raytheon Systems Ltd (weapons Support Group) |
| 2S102 | C/1 Advisory reference — outside the item-of-supply concept Raytheon Systems Ltd |
NSN 5961-00-078-8076 is a Transistor, manufactured by Viavi Solutionsllc, classified under FSC 5961, Semiconductor Devices and Associated Hardware. Status: active.
NSN 5961-00-078-8076 has 2 manufacturer part numbers on file: 28455-378 (Viavi Solutionsllc), 2S102 (British Sarozal Ltd).
Key specifications for 28455-378: Voltage Rating in Volts Per Characteristic: 60.0 MAXIMUM COLLECTOR TO BASE VOLTAGE, DC AND 60.0 MAXIMUM COLLECTOR TO BASE VOLTAGE, DC AND 45.0 MAXIMUM COLLECTOR TO EMITTER VOLTAGE, DC AND 45.0 MAXIMUM COLLECTOR TO EMITTER VOLTAGE, DC AND 4.5 MAXIMUM EMITTER TO BASE VOLTAGE, DC4.5 MAXIMUM EMITTER TO BASE VOLTAGE, DC; Maximum Operating Temp Per Measurement Point: 175.0 CELSIUS AMBIENT AIR175.0 CELSIUS AMBIENT AIR DEGC; Overall Diameter: 0.230 INCHES NOMINAL0.230 INCHES NOMINAL IN; Terminal Length: 0.500 INCHES MINIMUM0.500 INCHES MINIMUM 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.