The Transistor, cataloged under National Stock Number 5961-01-079-4500, 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 Electronic Industries Association. Government technical data includes 14 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.
| Parameter | Value |
|---|---|
| NSN | 5961-01-079-4500 |
| Primary Part Number | RELEASE6578 |
| Item Name | Transistor |
| FSC / FSG | 5961 / 59 — No Item Name Available |
| Manufacturer | Electronic Industries Association |
| Status | CANCELLED |
| Semiconductor Material | SILICON |
| Mounting Method | UNTHREADED HOLE(S) |
| Terminal Type and Quantity | 1 CASE AND 2 TAB, SOLDER LUG |
| Maximum Operating Temp Per Measurement Point | 200.0 CELSIUS JUNCTION DEGC |
| Voltage Rating in Volts Per Characteristic | 650.0 MAXIMUM BREAKDOWN VOLTAGE, COLLECTOR-TO-BASE, EMITTER OPEN AND 300.0 MAXIMUM BREAKDOWN VOLTAGE, COLLECTOR-TO-EMITTER, BASE OPEN |
| Mounting Facility Quantity | 2 |
| Features Provided | HERMETICALLY SEALED CASE |
| Current Rating Per Characteristic | 10.00 AMPERES MAXIMUM BASE CURRENT, DC AND 15.00 AMPERES MAXIMUM COLLECTOR CURRENT, DC |
| Internal Junction Configuration | NPN |
| Power Rating Per Characteristic | 175.0 WATTS MAXIMUM COLLECTOR POWER DISSIPATION |
| Internal Configuration | JUNCTION CONTACT |
| Electrode Internally-Electrically Connected to Case | COLLECTOR |
| Overall Diameter | 0.875 INCHES MAXIMUM IN |
| Specification/standard Data | 80131-RELEASE6578 PROFESSIONAL/INDUSTRIAL ASSOCIATION SPECIFICATION |
| Acquisition Status | CANCELLED |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| RELEASE6578 | Electronic Industries Association |
| 2N6546 | Electronic Industries Association |
| 2N6546 | Freescale Semiconductor, Inc. (USA) |
NSN 5961-01-079-4500 is a Transistor, manufactured by Electronic Industries Association, classified under FSC 5961 (No Item Name Available). Status: cancelled.
NSN 5961-01-079-4500 has 3 cross-referenced part numbers: RELEASE6578 (Electronic Industries Association), 2N6546 (Electronic Industries Association), 2N6546 (Freescale Semiconductor, Inc.).
There are 3 known substitutes for 5961-01-079-4500: 5961-01-033-2332, 5961-01-074-8421, 5961-01-095-8468. Verify interchangeability with system specifications before substitution.
Key specifications for RELEASE6578: Semiconductor Material: SILICON; Mounting Method: UNTHREADED HOLE(S); Terminal Type and Quantity: 1 CASE AND 2 TAB, SOLDER LUG; Maximum Operating Temp Per Measurement Point: 200.0 CELSIUS JUNCTION DEGC. 15 total characteristics are documented in the Federal Logistics Information System.
NSN 5961-01-079-4500 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.