The Transistor, cataloged under National Stock Number 5961-01-064-2499, 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 Solitron Devices, Inc.. Government technical data includes 7 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5961-01-064-2499 |
| Primary Part Number | YY0056 |
| Item Name | Transistor |
| FSC / FSG | 5961 / 59 — Semiconductor Devices and Associated Hardware |
| Manufacturer | Solitron Devices, Inc. |
| Status | ACTIVE |
| Maximum Operating Temp Per Measurement Point | 200.0 CELSIUS AMBIENT AIR DEGC |
| Joint Electronic Device Engineering Council/jedec/case Outline Designation | TO-3 |
| Terminal Length | 0.312 INCHES MINIMUM AND 0.500 INCHES MAXIMUM IN |
| Semiconductor Material | SILICON |
| Terminal Type and Quantity | 2 UNINSULATED WIRE LEAD |
| Electrode Internally-Electrically Connected to Case | COLLECTOR |
| Power Rating Per Characteristic | 5.0 WATTS MAXIMUM TOTAL DEVICE 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 |
|---|---|
| YY0056 PRIMARY | Solitron Devices, Inc. (USA) |
| Reference | Meaning |
|---|---|
| PC71585-1 | 7/2 Vendor item drawing reference Rockwell Collins, Inc. Dba Rc Displays Systems |
| PC71585-1 | 5/9 Secondary reference Danish Aerotech A/s |
NSN 5961-01-064-2499 is a Transistor, manufactured by Solitron Devices, Inc., classified under FSC 5961, Semiconductor Devices and Associated Hardware. Status: active.
NSN 5961-01-064-2499 has 1 manufacturer part number on file: YY0056 (Solitron Devices, Inc.).
Key specifications for YY0056: Overall Height: 0.250 INCHES MINIMUM AND 0.450 INCHES MAXIMUM IN; Maximum Operating Temp Per Measurement Point: 200.0 CELSIUS AMBIENT AIR DEGC; Joint Electronic Device Engineering Council/jedec/case Outline Designation: TO-3; Terminal Length: 0.312 INCHES MINIMUM AND 0.500 INCHES MAXIMUM IN. 7 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.