The Transistor, cataloged under National Stock Number 5961-01-485-0374, 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 Vishay Siliconix. Government technical data includes 2 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5961-01-485-0374 |
| Primary Part Number | IRFI640G |
| Item Name | Transistor |
| FSC / FSG | 5961 / 59 — Semiconductor Devices and Associated Hardware |
| Manufacturer | Vishay Siliconix |
| Status | ACTIVE |
| Voltage Rating in Volts Per Characteristic | 200.0 NOMINAL DRAIN TO SOURCE VOLTAGE |
| Current Rating Per Characteristic | 9.80 AMPERES MAXIMUM DRAIN CURRENT |
| 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 |
|---|---|
| IRFI640G PRIMARY | Vishay Siliconix (USA) |
| Reference | Meaning |
|---|---|
| IRFI640G | 3/9 Design control — primary reference International Rectifier Corporation |
NSN 5961-01-485-0374 is a Transistor, manufactured by Vishay Siliconix, classified under FSC 5961, Semiconductor Devices and Associated Hardware. Status: active.
NSN 5961-01-485-0374 has 1 manufacturer part number on file: IRFI640G (Vishay Siliconix).
Key specifications for IRFI640G: Voltage Rating in Volts Per Characteristic: 200.0 NOMINAL DRAIN TO SOURCE VOLTAGE; Current Rating Per Characteristic: 9.80 AMPERES MAXIMUM DRAIN CURRENT; Special Features: N-CHANNEL; End Item Identification: AIR COMBAT MANEUVERING INSTRUMENTS. 2 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.