The Transistor, cataloged under National Stock Number 5961-01-251-7679, is classified within Federal Supply Class 5961 (Semiconductor Devices and Associated Hardware) of the Electrical and Electronic Equipment Components group. Government technical data includes 10 specifications, cited from the U.S. Government catalog. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 4 items share a part number with this NSN in the catalog (possible match — not a government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 | 5961-01-251-7679 |
| Item Name | Transistor |
| FSC / FSG | 5961 / 59 — Semiconductor Devices and Associated Hardware |
| Status | ACTIVE |
| Voltage Rating in Volts Per Characteristic | 100.0 NOMINAL DRAIN TO SOURCE VOLTAGE |
| Joint Electronic Device Engineering Council/jedec/case Outline Designation | TO-39 |
| Overall Diameter | 0.360 INCHES NOMINAL IN |
| Terminal Length | 0.500 INCHES MINIMUM IN |
| Mounting Method | TERMINAL |
| Semiconductor Material | SILICON |
| Internal Configuration | FIELD EFFECT |
| Current Rating Per Characteristic | 3.50 AMPERES NOMINAL DRAIN CURRENT |
| Terminal Type and Quantity | 3 UNINSULATED WIRE LEAD |
| Terminal Circle Diameter | 0.200 INCHES NOMINAL IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL B — Remove Demilitarization Key Points |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| MIL-S-19500/556 | 5/9 Secondary reference U.S. Government activity |
| MIL-PRF-19500/556 | 4/1 Identification reference U.S. Government activity |
| JAN2N6782 | 2/2 Government specification standardization U.S. Government activity |
| JAN2N6782 | C/1 Advisory reference — outside the item-of-supply concept International Rectifier Corporation |
NSN 5961-01-251-7679 is a Transistor, classified under FSC 5961, Semiconductor Devices and Associated Hardware. Status: active.
4 possible matches (shared part number, not a government interchangeability claim): 5961-01-252-6143, 5961-01-285-2452, 5961-01-361-2299. Verify interchangeability with system specifications before substitution.
Key specifications for 5961-01-251-7679: Voltage Rating in Volts Per Characteristic: 100.0 NOMINAL DRAIN TO SOURCE VOLTAGE; Joint Electronic Device Engineering Council/jedec/case Outline Designation: TO-39; Overall Diameter: 0.360 INCHES NOMINAL IN; Terminal Length: 0.500 INCHES MINIMUM IN. 10 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.
NSN 5961-01-251-7679 has DEMIL Code B. Demilitarization may be required before disposal or transfer to non-military entities.
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.