The Transistor, cataloged under National Stock Number 5961-00-902-1185, is classified within Federal Supply Class 5961 (Semiconductor Devices and Associated Hardware) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Osi Optoelectronics, Inc Dba Semicoa. Government technical data includes 13 specifications, cited from the U.S. Government catalog. The record lists 4 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 5 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5961-00-902-1185 |
| Primary Part Number | 2N492B |
| Item Name | Transistor |
| FSC / FSG | 5961 / 59 — Semiconductor Devices and Associated Hardware |
| Manufacturer | Osi Optoelectronics, Inc Dba Semicoa |
| Status | ACTIVE |
| Voltage Rating in Volts Per Characteristic | 65.0 MAXIMUM INTERBASE VOLTAGE |
| Overall Diameter | 0.370 INCHES MAXIMUM IN |
| Terminal Length | 1.500 INCHES MINIMUM IN |
| Mounting Method | TERMINAL |
| Internal Junction Configuration | PN |
| Semiconductor Material | SILICON |
| Internal Configuration | JUNCTION CONTACT |
| Features Provided | HERMETICALLY SEALED CASE |
| Current Rating Per Characteristic | 6.00 MICROAMPERES MAXIMUM PEAK POINT CURRENT |
| Specification/standard Data | 80131-RELEASE3648 PROFESSIONAL/INDUSTRIAL ASSOCIATION SPECIFICATION |
| Terminal Type and Quantity | 3 UNINSULATED WIRE LEAD |
| Terminal Circle Diameter | 0.200 INCHES NOMINAL IN |
| Power Rating Per Characteristic | 450.0 MILLIWATTS MAXIMUM TOTAL POWER DISSIPATION |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 2N492B | Osi Optoelectronics, Inc Dba Semicoa (USA) |
| 2N492B | Texas Instruments Incorporated (USA) |
| 2N492B | Semitronics Corp (USA) |
| 2N492B | Solid State Devices, Inc (USA) |
| Reference | Meaning |
|---|---|
| RELEASE3648A | 5/9 Secondary reference U.S. Government activity |
| 2N492B | 5/9 Secondary reference General Electric Co Semi-Conductor Products Dept |
| 4828-02 | 5/2 Secondary reference U.S. Government activity |
| 2N492B | 3/9 Design control — primary reference U.S. Government activity |
| 2N492B | 5/9 Secondary reference United Page Inc |
NSN 5961-00-902-1185 is a Transistor, manufactured by Osi Optoelectronics, Inc Dba Semicoa, classified under FSC 5961, Semiconductor Devices and Associated Hardware. Status: active.
NSN 5961-00-902-1185 has 4 manufacturer part numbers on file: 2N492B (Osi Optoelectronics, Inc Dba Semicoa), 2N492B (Texas Instruments Incorporated), 2N492B (Semitronics Corp), 2N492B (Solid State Devices, Inc).
Key specifications for 2N492B: Voltage Rating in Volts Per Characteristic: 65.0 MAXIMUM INTERBASE VOLTAGE; Overall Diameter: 0.370 INCHES MAXIMUM IN; Terminal Length: 1.500 INCHES MINIMUM IN; Mounting Method: TERMINAL. 13 specifications are documented in the U.S. Government catalog.
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.