The Transistor, cataloged under National Stock Number 5961-00-835-6448, 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 Texas Instruments Incorporated. Government technical data includes 16 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 5 commercial cross-references from 4 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.
| Parameter | Value |
|---|---|
| NSN | 5961-00-835-6448 |
| Primary Part Number | 2N494A |
| Item Name | Transistor |
| FSC / FSG | 5961 / 59 — No Item Name Available |
| Manufacturer | Texas Instruments Incorporated |
| Status | CANCELLED |
| Voltage Rating in Volts Per Characteristic | 60.0 MAXIMUM EMITTER TO BASE VOLTAGE, DC |
| Terminal Type and Quantity | 3 UNINSULATED WIRE LEAD |
| Features Provided | HERMETICALLY SEALED CASE |
| Overall Diameter | 0.335 INCHES MINIMUM AND 0.370 INCHES MAXIMUM IN |
| Precious Material and Location | TERMINAL SURFACES GOLD |
| Mounting Method | TERMINAL |
| Precious Material | GOLD |
| Terminal Circle Diameter | 0.200 INCHES NOMINAL IN |
| Current Rating Per Characteristic | 70.00 MILLIAMPERES MAXIMUM EMITTER CURRENT, RMS VALUE OF ALTERNATION COMPONENT AND 2.00 MICROAMPERES MAXIMUM EMITTER REVERSE CURRENT |
| Test Data Document | 81349-MIL-S-19500 SPECIFICATION (INCLUDES ENGINEERING TYPE BULLETINS, BROCHURES,ETC., THAT REFLECT SPECIFICATION TYPE DATA IN SPECIFICATION FORMAT; EXCLUDES COMMERCIAL CATALOGS, INDUSTRY DIRECTORIES, AND SIMILAR TRADE PUBLICATIONS, REFLECTING GENERAL TYPE DATA ON CERTAIN ENVIRONMENTAL AND PERFORMANCE REQUIREMENTS AND TEST CONDITIONS THAT ARE SHOWN AS "TYPICAL", "AVERAGE", "NOMINAL", ETC.). |
| Terminal Length | 1.500 INCHES MINIMUM IN |
| Maximum Operating Temp Per Measurement Point | 175.0 CELSIUS JUNCTION DEGC |
| Power Rating Per Characteristic | 600.0 MILLIWATTS MAXIMUM TOTAL POWER DISSIPATION |
| Specification/standard Data | 81349-MIL-S-19500/75 GOVERNMENT SPECIFICATION |
| Semiconductor Material | SILICON |
| Internal Configuration | UNIJUNCTION |
| Acquisition Status | CANCELLED |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 2N494A | Texas Instruments Incorporated (USA) |
| 2N494A | Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M |
| MIL-S-19500/75 | Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M |
| 1111063 | Allied Signal Inc Aerospace Equipment Systems Eatontown Site (USA) |
| 2N494AA | Adelco Elektronik Gmbh (DEU) |
NSN 5961-00-835-6448 is a Transistor, manufactured by Texas Instruments Incorporated, classified under FSC 5961 (No Item Name Available). Status: cancelled.
NSN 5961-00-835-6448 has 5 cross-referenced part numbers: 2N494A (Texas Instruments Incorporated), 2N494A (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), MIL-S-19500/75 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), 1111063 (Allied Signal Inc Aerospace Equipment Systems Eatontown Site), 2N494AA (Adelco Elektronik Gmbh).
There are 12 known substitutes for 5961-00-835-6448: 5961-00-006-5441, 5961-00-104-1402, 5961-00-325-8567 and 9 more. Verify interchangeability with system specifications before substitution.
Key specifications for 2N494A: Voltage Rating in Volts Per Characteristic: 60.0 MAXIMUM EMITTER TO BASE VOLTAGE, DC; Terminal Type and Quantity: 3 UNINSULATED WIRE LEAD; Features Provided: HERMETICALLY SEALED CASE; Overall Diameter: 0.335 INCHES MINIMUM AND 0.370 INCHES MAXIMUM IN. 18 total characteristics are documented in the Federal Logistics Information System.
NSN 5961-00-835-6448 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.