The Transistor, cataloged under National Stock Number 5961-01-515-8312, 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 Northrop Grumman Support Services Corp. Government technical data includes 8 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5961-01-515-8312 |
| Primary Part Number | 581R674H03 |
| Item Name | Transistor |
| FSC / FSG | 5961 / 59 — Semiconductor Devices and Associated Hardware |
| Manufacturer | Northrop Grumman Support Services Corp |
| Status | ACTIVE |
| Voltage Rating in Volts Per Characteristic | 100.0 MAXIMUM COLLECTOR TO BASE VOLTAGE, DC AND 5.0 MAXIMUM EMITTER TO BASE VOLTAGE, INSTANTANEOUS |
| Mounting Facility Quantity | 2 |
| Terminal Length | 0.440 INCHES MINIMUM AND 0.480 INCHES MAXIMUM IN |
| Mounting Method | UNTHREADED HOLE(S) |
| Semiconductor Material | SILICON |
| Features Provided | HERMETICALLY SEALED CASE |
| Current Rating Per Characteristic | 500.00 MILLIAMPERES MAXIMUM BASE CURRENT, DC |
| Power Rating Per Characteristic | 160.0 WATTS MAXIMUM AVERAGE OFF-STATE 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 |
|---|---|
| 581R674H03 PRIMARY | Northrop Grumman Support Services Corp (USA) |
| Reference | Meaning |
|---|---|
| 581R674H03 | 3/9 Design control — primary reference U.S. Government activity |
NSN 5961-01-515-8312 is a Transistor, manufactured by Northrop Grumman Support Services Corp, classified under FSC 5961, Semiconductor Devices and Associated Hardware. Status: active.
NSN 5961-01-515-8312 has 1 manufacturer part number on file: 581R674H03 (Northrop Grumman Support Services Corp).
Key specifications for 581R674H03: Overall Height: 0.350 INCHES NOMINAL IN; Voltage Rating in Volts Per Characteristic: 100.0 MAXIMUM COLLECTOR TO BASE VOLTAGE, DC AND 5.0 MAXIMUM EMITTER TO BASE VOLTAGE, INSTANTANEOUS; Mounting Facility Quantity: 2; Terminal Length: 0.440 INCHES MINIMUM AND 0.480 INCHES MAXIMUM IN. 8 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.