The Transistor, cataloged under National Stock Number 5961-01-047-6725, 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 Micro Uspd Inc. Government technical data includes 12 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 5961-01-047-6725 |
| Primary Part Number | ZA1217 |
| Item Name | Transistor |
| FSC / FSG | 5961 / 59 — Semiconductor Devices and Associated Hardware |
| Manufacturer | Micro Uspd Inc |
| Status | ACTIVE |
| Voltage Rating in Volts Per Characteristic | 180.0 MAXIMUM BREAKDOWN VOLTAGE, COLLECTOR-TO-BASE, EMITTER OPEN AND 120.0 MAXIMUM BREAKDOWN VOLTAGE, COLLECTOR-TO-EMITTER, BASE OPEN AND 8.0 MAXIMUM BREAKDOWN VOLTAGE, EMITTER-TO-BASE, COLLECTOR OPEN |
| Mounting Facility Quantity | 2 |
| Overall Diameter | 0.615 INCHES MAXIMUM IN |
| Mounting Method | UNTHREADED HOLE(S) |
| Semiconductor Material | SILICON |
| Internal Configuration | JUNCTION CONTACT-DARLINGTON CONNECTED |
| Features Provided | HERMETICALLY SEALED CASE |
| Current Rating Per Characteristic | 2.00 AMPERES MAXIMUM COLLECTOR CURRENT, DC |
| Test Data Document | 09150-3137910 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) |
| Terminal Type and Quantity | 3 UNINSULATED WIRE LEAD |
| Electrode Internally-Electrically Connected to Case | COLLECTOR |
| Power Rating Per Characteristic | 16.6 WATTS 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 |
|---|---|
| ZA1217 | Micro Uspd Inc (USA) |
| 91AJ203 | Solitron Devices, Inc. (USA) |
| Reference | Meaning |
|---|---|
| 91AJ126 | 5/1 Secondary reference Solitron Devices, Inc. |
| 3137910-02 | 3/9 Design control — primary reference Ampex Data Systems Corporation Dba Ampex Intelligent Systems |
| 3137910-02 | 5/9 Secondary reference Ampex Data Systems Corp Computer Products Div |
NSN 5961-01-047-6725 is a Transistor, manufactured by Micro Uspd Inc, classified under FSC 5961, Semiconductor Devices and Associated Hardware. Status: active.
NSN 5961-01-047-6725 has 2 manufacturer part numbers on file: ZA1217 (Micro Uspd Inc), 91AJ203 (Solitron Devices, Inc.).
Key specifications for ZA1217: Voltage Rating in Volts Per Characteristic: 180.0 MAXIMUM BREAKDOWN VOLTAGE, COLLECTOR-TO-BASE, EMITTER OPEN AND 120.0 MAXIMUM BREAKDOWN VOLTAGE, COLLECTOR-TO-EMITTER, BASE OPEN AND 8.0 MAXIMUM BREAKDOWN VOLTAGE, EMITTER-TO-BASE, COLLECTOR OPEN; Mounting Facility Quantity: 2; Overall Diameter: 0.615 INCHES MAXIMUM IN; Mounting Method: UNTHREADED HOLE(S). 12 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.