The Transistor, cataloged under National Stock Number 5961-01-151-6570, 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 Siemens Corp. 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5961-01-151-6570 |
| Primary Part Number | BUZ-24 |
| Item Name | Transistor |
| FSC / FSG | 5961 / 59 — Semiconductor Devices and Associated Hardware |
| Manufacturer | Siemens Corp |
| Status | ACTIVE |
| Mounting Facility Quantity | 2 |
| Joint Electronic Device Engineering Council/jedec/case Outline Designation | TO-3 |
| Mounting Method | UNTHREADED HOLE(S) |
| Semiconductor Material | SILICON |
| Internal Configuration | FIELD EFFECT-DUAL GATE |
| Features Provided | HERMETICALLY SEALED CASE |
| Terminal Type and Quantity | 1 CASE AND 2 PIN |
| 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 |
|---|---|
| BUZ-24 | Siemens Corp (USA) |
| Reference | Meaning |
|---|---|
| 58744-90058 | 3/2 Design control — primary reference U.S. Government activity |
| IRF141 | 5/2 Secondary reference U.S. Government activity |
NSN 5961-01-151-6570 is a Transistor, manufactured by Siemens Corp, classified under FSC 5961, Semiconductor Devices and Associated Hardware. Status: active.
NSN 5961-01-151-6570 has 1 manufacturer part number on file: BUZ-24 (Siemens Corp).
1 possible match (shared part number, not a government interchangeability claim): 5961-01-273-0764. Verify interchangeability with system specifications before substitution.
Key specifications for BUZ-24: Overall Height: 0.450 INCHES MAXIMUM IN; Mounting Facility Quantity: 2; Joint Electronic Device Engineering Council/jedec/case Outline Designation: TO-3; Mounting Method: UNTHREADED HOLE(S). 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.