The Transistor, cataloged under National Stock Number 5961-01-514-5446, 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 F.e.m.i. Elettronica Srl. Government technical data includes 10 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5961-01-514-5446 |
| Primary Part Number | BLF242 |
| Item Name | Transistor |
| FSC / FSG | 5961 / 59 — Semiconductor Devices and Associated Hardware |
| Manufacturer | F.e.m.i. Elettronica Srl |
| Status | ACTIVE |
| Voltage Rating in Volts Per Characteristic | 65.0 MAXIMUM DRAIN TO SOURCE VOLTAGE |
| Maximum Operating Temp Per Measurement Point | 200.0 CELSIUS JUNCTION DEGC |
| Mounting Facility Quantity | 2 |
| Overall Diameter | 0.370 INCHES MINIMUM AND 0.385 INCHES MAXIMUM IN |
| Mounting Method | UNTHREADED HOLE(S) |
| Semiconductor Material | SILICON |
| Current Rating Per Characteristic | 1.00 AMPERES MAXIMUM DRAIN CURRENT |
| Material | CERAMIC ENCLOSURE |
| Terminal Type and Quantity | 4 UNINSULATED WIRE LEAD |
| Power Rating Per Characteristic | 16.0 WATTS 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 |
|---|---|
| BLF242 | F.e.m.i. Elettronica Srl (ITA) |
| Reference | Meaning |
|---|---|
| BLF242 | 3/9 Design control — primary reference Philips Components |
NSN 5961-01-514-5446 is a Transistor, manufactured by F.e.m.i. Elettronica Srl, classified under FSC 5961, Semiconductor Devices and Associated Hardware. Status: active.
NSN 5961-01-514-5446 has 1 manufacturer part number on file: BLF242 (F.e.m.i. Elettronica Srl).
Key specifications for BLF242: Overall Height: 0.251 INCHES MINIMUM AND 0.294 INCHES MAXIMUM IN; Voltage Rating in Volts Per Characteristic: 65.0 MAXIMUM DRAIN TO SOURCE VOLTAGE; Maximum Operating Temp Per Measurement Point: 200.0 CELSIUS JUNCTION DEGC; Mounting Facility Quantity: 2. 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.
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.