The Transistor, cataloged under National Stock Number 5961-00-321-8168, 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 14 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5961-00-321-8168 |
| Primary Part Number | 71SH129 |
| Item Name | Transistor |
| FSC / FSG | 5961 / 59 — Semiconductor Devices and Associated Hardware |
| Manufacturer | Solitron Devices, Inc. |
| Status | ACTIVE |
| Voltage Rating in Volts Per Characteristic | 100.0 MAXIMUM BREAKDOWN VOLTAGE, COLLECTOR-TO-BASE, EMITTER OPEN AND 80.0 MAXIMUM BREAKDOWN VOLTAGE, COLLECTOR-TO-EMITTER, BASE OPEN AND 6.0 MAXIMUM BREAKDOWN VOLTAGE, EMITTER-TO-BASE, COLLECTOR OPEN |
| Maximum Operating Temp Per Measurement Point | 200.0 CELSIUS JUNCTION DEGC |
| Mounting Facility Quantity | 1 |
| Overall Diameter | 0.423 INCHES MAXIMUM IN |
| Mounting Method | THREADED STUD(S) |
| Semiconductor Material | SILICON |
| Internal Configuration | JUNCTION CONTACT |
| Features Provided | HERMETICALLY SEALED CASE |
| Overall Width Across Flats | 0.438 INCHES MAXIMUM IN |
| Nominal Thread Size | 0.190 INCHES IN |
| Current Rating Per Characteristic | 1.00 AMPERES MAXIMUM BASE CURRENT, DC AND 5.00 AMPERES MAXIMUM COLLECTOR CURRENT, DC |
| Terminal Type and Quantity | 4 TAB, SOLDER LUG |
| Thread Series Designator | UNF |
| Power Rating Per Characteristic | 2.0 WATTS MAXIMUM COLLECTOR 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 |
|---|---|
| 71SH129 | Solitron Devices, Inc. (USA) |
| PP7509 | Microsemi Ppc Inc (USA) |
| Reference | Meaning |
|---|---|
| SP6945 | 5/9 Secondary reference Texas Instruments Incorporated |
| B87D0019-2 | 3/9 Design control — primary reference Mcdonnell Douglas Corp Mcdonnell Douglas Electronic Systems Co |
NSN 5961-00-321-8168 is a Transistor, manufactured by Solitron Devices, Inc., classified under FSC 5961, Semiconductor Devices and Associated Hardware. Status: active.
NSN 5961-00-321-8168 has 2 manufacturer part numbers on file: 71SH129 (Solitron Devices, Inc.), PP7509 (Microsemi Ppc Inc).
Key specifications for 71SH129: Voltage Rating in Volts Per Characteristic: 100.0 MAXIMUM BREAKDOWN VOLTAGE, COLLECTOR-TO-BASE, EMITTER OPEN AND 80.0 MAXIMUM BREAKDOWN VOLTAGE, COLLECTOR-TO-EMITTER, BASE OPEN AND 6.0 MAXIMUM BREAKDOWN VOLTAGE, EMITTER-TO-BASE, COLLECTOR OPEN; Maximum Operating Temp Per Measurement Point: 200.0 CELSIUS JUNCTION DEGC; Mounting Facility Quantity: 1; Overall Diameter: 0.423 INCHES MAXIMUM IN. 14 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.