The Transistor, cataloged under National Stock Number 5961-01-008-9640, 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 13 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. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5961-01-008-9640 |
| Primary Part Number | 581R503H01 |
| Item Name | Transistor |
| FSC / FSG | 5961 / 59 — No Item Name Available |
| Manufacturer | Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp |
| Status | ACTIVE |
| Overall Diameter | 0.335 INCHES MINIMUM AND 0.370 INCHES MAXIMUM IN |
| Power Rating Per Characteristic | 600.0 MILLIWATTS MAXIMUM COLLECTOR POWER DISSIPATION |
| Current Rating Per Characteristic | 600.00 MILLIAMPERES MAXIMUM COLLECTOR CURRENT, DC |
| Internal Configuration | JUNCTION CONTACT |
| Terminal Circle Diameter | 0.200 INCHES NOMINAL IN |
| Semiconductor Material | SILICON |
| Mounting Method | TERMINAL |
| Electrode Internally-Electrically Connected to Case | COLLECTOR |
| Terminal Type and Quantity | 3 UNINSULATED WIRE LEAD |
| Internal Junction Configuration | PNP |
| Voltage Rating in Volts Per Characteristic | 60.0 MAXIMUM BREAKDOWN VOLTAGE, COLLECTOR-TO-BASE, EMITTER OPEN AND 40.0 MAXIMUM BREAKDOWN VOLTAGE, COLLECTOR-TO-EMITTER, BASE OPEN AND 5.0 MAXIMUM BREAKDOWN VOLTAGE, EMITTER-TO-BASE, COLLECTOR OPEN |
| Features Provided | HERMETICALLY SEALED CASE |
| Terminal Length | 1.500 INCHES MINIMUM IN |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 2N2905A | Telcom Semiconductor Inc (USA) |
| 2N2905A | Texas Instruments Incorporated (USA) |
| 581R503H01 PRIMARY | Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp (USA) |
| JANTX2N2905A | Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M |
| 2N2905A | Freescale Semiconductor, Inc. (USA) |
| 2N2905A | Fairchild Semiconductor Corp (USA) |
NSN 5961-01-008-9640 is a Transistor, manufactured by Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp, classified under FSC 5961 (No Item Name Available). Status: active.
NSN 5961-01-008-9640 has 6 cross-referenced part numbers: 2N2905A (Telcom Semiconductor Inc), 2N2905A (Texas Instruments Incorporated), 581R503H01 (Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp), JANTX2N2905A (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), 2N2905A (Freescale Semiconductor, Inc.) and 1 more.
There are 12 known substitutes for 5961-01-008-9640: 5961-00-005-4284, 5961-00-022-5665, 5961-00-103-3855 and 9 more. Verify interchangeability with system specifications before substitution.
Key specifications for 581R503H01: Overall Diameter: 0.335 INCHES MINIMUM AND 0.370 INCHES MAXIMUM IN; Power Rating Per Characteristic: 600.0 MILLIWATTS MAXIMUM COLLECTOR POWER DISSIPATION; Current Rating Per Characteristic: 600.00 MILLIAMPERES MAXIMUM COLLECTOR CURRENT, DC; Internal Configuration: JUNCTION CONTACT. 14 total characteristics are documented in the Federal Logistics Information System.