The Transistor, cataloged under National Stock Number 5961-00-278-9632, is classified within Federal Supply Class 5961 (No Item Name Available) of the Electrical and Electronic Equipment Components group. The primary manufacturer of record is Siliconix Incorporated Div Siliconix. Government technical data includes 12 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 7 commercial cross-references from 7 manufacturers, enabling identification through both NSN and commercial part number lookups. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5961-00-278-9632 |
| Primary Part Number | 2N4091 |
| Item Name | Transistor |
| FSC / FSG | 5961 / 59 — No Item Name Available |
| Manufacturer | Siliconix Incorporated Div Siliconix |
| Status | ACTIVE |
| Semiconductor Material | SILICON |
| Current Rating Per Characteristic | 10.00 MILLIAMPERES MAXIMUM FORWARD GATE CURRENT |
| Internal Configuration | FIELD EFFECT |
| Terminal Type and Quantity | 3 UNINSULATED WIRE LEAD |
| Terminal Circle Diameter | 0.100 INCHES NOMINAL IN |
| Mounting Method | TERMINAL |
| Power Rating Per Characteristic | 1.8 WATTS MAXIMUM TOTAL POWER DISSIPATION |
| Overall Diameter | 0.209 INCHES MINIMUM AND 0.230 INCHES MAXIMUM IN |
| Voltage Rating in Volts Per Characteristic | 40.0 MAXIMUM DRAIN TO GATE VOLTAGE AND 40.0 MAXIMUM DRAIN TO SOURCE VOLTAGE AND 40.0 MAXIMUM GATE TO SOURCE VOLTAGE |
| Features Provided | HERMETICALLY SEALED CASE |
| Electrode Internally-Electrically Connected to Case | GATE |
| Terminal Length | 0.500 INCHES MINIMUM IN |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 2N4091 | Telcom Semiconductor Inc (USA) |
| 2N4091 PRIMARY | Siliconix Incorporated Div Siliconix (USA) |
| 2N4091 PRIMARY | National Semiconductor Corporation (USA) |
| 2N4091 PRIMARY | Solitron Devices, Inc. (USA) |
| 429597-01 | Bae Systems Controls Inc (USA) |
| 2N4091 PRIMARY | Freescale Semiconductor, Inc. (USA) |
| 2N4091 | Texas Instruments Incorporated (USA) |
NSN 5961-00-278-9632 is a Transistor, manufactured by Siliconix Incorporated Div Siliconix, classified under FSC 5961 (No Item Name Available). Status: active.
NSN 5961-00-278-9632 has 7 cross-referenced part numbers: 2N4091 (Telcom Semiconductor Inc), 2N4091 (Siliconix Incorporated Div Siliconix), 2N4091 (National Semiconductor Corporation), 2N4091 (Solitron Devices, Inc.), 429597-01 (Bae Systems Controls Inc) and 2 more.
There are 3 known substitutes for 5961-00-278-9632: 5961-00-078-6860, 5961-00-421-3040, 5961-00-458-3568. Verify interchangeability with system specifications before substitution.
Key specifications for 2N4091: Semiconductor Material: SILICON; Current Rating Per Characteristic: 10.00 MILLIAMPERES MAXIMUM FORWARD GATE CURRENT; Internal Configuration: FIELD EFFECT; Terminal Type and Quantity: 3 UNINSULATED WIRE LEAD. 13 total characteristics are documented in the Federal Logistics Information System.