The Transistor, cataloged under National Stock Number 5961-00-078-6944, 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 Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp. Government technical data includes 15 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 6 commercial cross-references from 6 manufacturers, enabling identification through both NSN and commercial part number lookups. 5 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.
| Parameter | Value |
|---|---|
| NSN | 5961-00-078-6944 |
| Primary Part Number | 579R866H03 |
| Item Name | Transistor |
| FSC / FSG | 5961 / 59 — No Item Name Available |
| Manufacturer | Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp |
| Status | CANCELLED |
| Terminal Type and Quantity | 3 TAB, SOLDER LUG3 TAB, SOLDER LUG |
| Nominal Thread Size | 0.250 INCHES0.250 INCHES IN |
| Mounting Facility Quantity | 11 |
| Electrode Internally-Electrically Connected to Case | COLLECTORCOLLECTOR |
| Current Rating Per Characteristic | 3.00 AMPERES MAXIMUM BASE CURRENT, DC AND 3.00 AMPERES MAXIMUM BASE CURRENT, DC AND 7.50 AMPERES MAXIMUM COLLECTOR CURRENT, DC7.50 AMPERES MAXIMUM COLLECTOR CURRENT, DC |
| Overall Diameter | 0.562 INCHES MAXIMUM0.562 INCHES MAXIMUM IN |
| Overall Width Across Flats | 0.564 INCHES MAXIMUM0.564 INCHES MAXIMUM IN |
| Internal Configuration | JUNCTION CONTACTJUNCTION CONTACT |
| Mounting Method | THREADED STUD(S) |
| Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) |
| Semiconductor Material | SILICONSILICON |
| Power Rating Per Characteristic | 150.0 WATTS MAXIMUM COLLECTOR POWER DISSIPATION150.0 WATTS MAXIMUM COLLECTOR POWER DISSIPATION |
| Voltage Rating in Volts Per Characteristic | 200.0 MAXIMUM COLLECTOR TO BASE VOLTAGE/STATIC/EMITTER OPEN AND 200.0 MAXIMUM COLLECTOR TO BASE VOLTAGE/STATIC/EMITTER OPEN AND 200.0 MAXIMUM COLLECTOR TO EMITTER VOLTAGE, DC AND 200.0 MAXIMUM COLLECTOR TO EMITTER VOLTAGE, DC AND 25.0 MAXIMUM EMITTER TO BASE VOLTAGE, STATIC, COLLECTOR OPEN25.0 MAXIMUM EMITTER TO BASE VOLTAGE, STATIC, COLLECTOR OPEN |
| Features Provided | HERMETICALLY SEALED CASEHERMETICALLY SEALED CASE |
| Maximum Operating Temp Per Measurement Point | 175.0 CELSIUS JUNCTION175.0 CELSIUS JUNCTION DEGC |
| Acquisition Status | CANCELLED |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 579R866H03 PRIMARY | Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp (USA) |
| DMS 88058B | Dla Land and Maritime Dba Engineering and Technical Support Div Document Standardization Division (vendor Item Drawings) (USA) |
| SES281 | Semitronics Corp (USA) |
| 113D12 | Westinghouse Electric Corp Semiconductor Div (USA) |
| NSE7951 | Microsemi Corp - Massachusetts (USA) |
| 2N3432 | Powerex, Inc. (USA) |
NSN 5961-00-078-6944 is a Transistor, manufactured by Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp, classified under FSC 5961 (No Item Name Available). Status: cancelled.
NSN 5961-00-078-6944 has 6 cross-referenced part numbers: 579R866H03 (Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp), DMS 88058B (Dla Land and Maritime Dba Engineering and Technical Support Div Document Standardization Division (vendor Item Drawings)), SES281 (Semitronics Corp), 113D12 (Westinghouse Electric Corp Semiconductor Div), NSE7951 (Microsemi Corp - Massachusetts) and 1 more.
There are 5 known substitutes for 5961-00-078-6944: 5961-00-226-8696, 5961-00-761-7222, 5961-00-868-1272 and 2 more. Verify interchangeability with system specifications before substitution.
Key specifications for 579R866H03: Terminal Type and Quantity: 3 TAB, SOLDER LUG3 TAB, SOLDER LUG; Nominal Thread Size: 0.250 INCHES0.250 INCHES IN; Mounting Facility Quantity: 11; Overall Length: 0.406 INCHES MAXIMUM0.406 INCHES MAXIMUM IN. 17 total characteristics are documented in the Federal Logistics Information System.
NSN 5961-00-078-6944 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.