The Transistor, cataloged under National Stock Number 5961-01-564-9795, 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 Intertechnology, Inc.. 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5961-01-564-9795 |
| Primary Part Number | BPW77N |
| Item Name | Transistor |
| FSC / FSG | 5961 / 59 — Semiconductor Devices and Associated Hardware |
| Manufacturer | Vishay Intertechnology, Inc. |
| Status | ACTIVE |
| Voltage Rating in Volts Per Characteristic | 70.0 MINIMUM BREAKDOWN VOLTAGE, COLLECTOR-TO-EMITTER, BASE OPEN |
| Overall Diameter | 4.7 MILLIMETERS NOMINAL MM |
| Terminal Length | 13.2 MILLIMETERS NOMINAL MM |
| Mounting Method | TERMINAL |
| Semiconductor Material | SILICON |
| Features Provided | HERMETICALLY SEALED CASE |
| Current Rating Per Characteristic | 100.00 NANOAMPERES MAXIMUM COLLECTOR CUTOFF CURRENT, DC, BASE OPEN |
| Function for Which Designed | PHOTOTRANSISTOR |
| Terminal Type and Quantity | 3 PIN |
| Power Rating Per Characteristic | 250.0 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 |
|---|---|
| BPW77N PRIMARY | Vishay Intertechnology, Inc. (USA) |
NSN 5961-01-564-9795 is a Transistor, manufactured by Vishay Intertechnology, Inc., classified under FSC 5961, Semiconductor Devices and Associated Hardware. Status: active.
NSN 5961-01-564-9795 has 1 manufacturer part number on file: BPW77N (Vishay Intertechnology, Inc.).
Key specifications for BPW77N: Voltage Rating in Volts Per Characteristic: 70.0 MINIMUM BREAKDOWN VOLTAGE, COLLECTOR-TO-EMITTER, BASE OPEN; Overall Diameter: 4.7 MILLIMETERS NOMINAL MM; Terminal Length: 13.2 MILLIMETERS NOMINAL MM; Mounting Method: TERMINAL. 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.