The Transistor, cataloged under National Stock Number 5961-00-079-0364, 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 Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier. Government technical data includes 13 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5961-00-079-0364 |
| Primary Part Number | 2557745-1 |
| Item Name | Transistor |
| FSC / FSG | 5961 / 59 — Semiconductor Devices and Associated Hardware |
| Manufacturer | Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier |
| Status | ACTIVE |
| Voltage Rating in Volts Per Characteristic | 70.0 MAXIMUM INTERBASE VOLTAGE |
| Overall Diameter | 0.335 INCHES MINIMUM AND 0.370 INCHES MAXIMUM IN |
| Precious Material | GOLD |
| Terminal Length | 1.500 INCHES MINIMUM IN |
| Mounting Method | TERMINAL |
| Semiconductor Material | SILICON |
| Internal Configuration | UNIJUNCTION |
| Current Rating Per Characteristic | 2.00 AMPERES MAXIMUM EMITTER CURRENT, INSTANTANEOUS AND 70.00 MILLIAMPERES MAXIMUM EMITTER CURRENT, RMS VALUE OF ALTERNATION COMPONENT |
| Precious Material and Location | TERMINAL SURFACE OPTION GOLD |
| Test Data Document | 10001-2557745 DRAWING (THIS IS THE BASIC GOVERNING DRAWING, SUCH AS A CONTRACTOR DRAWING, ORIGINAL EQUIPMENT MANUFACTURER DRAWING, ETC.; EXCLUDES ANY SPECIFICATION, STANDARD OR OTHER DOCUMENT THAT MAY BE REFERENCED IN A BASIC GOVERNING DRAWING) |
| Material | GLASS ENCLOSURE |
| Terminal Type and Quantity | 3 UNINSULATED WIRE LEAD |
| Terminal Circle Diameter | 0.200 INCHES NOMINAL IN |
| 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 |
|---|---|
| 2557745-1 PRIMARY | Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier (USA) |
| 2557745-1 | Gpd Optoelectronics Corp. Div Gpd Optoelectronics (USA) |
| Reference | Meaning |
|---|---|
| BUWEPSDWG2557745 | 5/9 Secondary reference Mpd Components, Inc. |
| 2557745 | 5/1 Secondary reference Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier |
| X5BR1303 | 5/9 Secondary reference General Electric Co Semi-Conductor Products Dept |
NSN 5961-00-079-0364 is a Transistor, manufactured by Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier, classified under FSC 5961, Semiconductor Devices and Associated Hardware. Status: active.
NSN 5961-00-079-0364 has 2 manufacturer part numbers on file: 2557745-1 (Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier), 2557745-1 (Gpd Optoelectronics Corp. Div Gpd Optoelectronics).
Key specifications for 2557745-1: Voltage Rating in Volts Per Characteristic: 70.0 MAXIMUM INTERBASE VOLTAGE; Overall Diameter: 0.335 INCHES MINIMUM AND 0.370 INCHES MAXIMUM IN; Precious Material: GOLD; Terminal Length: 1.500 INCHES MINIMUM IN. 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.