The Transistor, cataloged under National Stock Number 5961-01-026-7399, 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 6 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5961-01-026-7399 |
| Primary Part Number | 158-033-0014 |
| Item Name | Transistor |
| FSC / FSG | 5961 / 59 — Semiconductor Devices and Associated Hardware |
| Manufacturer | Micro Uspd Inc |
| Status | ACTIVE |
| Semiconductor Material | SILICON |
| Internal Configuration | JUNCTION CONTACT |
| Features Provided | HERMETICALLY SEALED CASE |
| Overall Width Across Flats | 0.424 INCHES MINIMUM AND 0.437 INCHES MAXIMUM IN |
| Terminal Type and Quantity | 3 TAB, SOLDER LUG |
| Electrode Internally-Electrically Connected to Case | COLLECTOR |
| 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 |
|---|---|
| 158-033-0014 PRIMARY | Micro Uspd Inc (USA) |
| Reference | Meaning |
|---|---|
| 158-033-0014 | 5/9 Secondary reference Texas Instruments Incorporated |
| 158-033-0014 | 5/9 Secondary reference Api Electronics, Inc. Dba Api Technologies Corp Div Api Technologies - Spectrum Microwave |
| 158-033-0014 | 1/2 Source control — Government-approved source U.S. Government activity |
NSN 5961-01-026-7399 is a Transistor, manufactured by Micro Uspd Inc, classified under FSC 5961, Semiconductor Devices and Associated Hardware. Status: active.
NSN 5961-01-026-7399 has 1 manufacturer part number on file: 158-033-0014 (Micro Uspd Inc).
Key specifications for 158-033-0014: Overall Height: 0.345 INCHES MINIMUM AND 0.400 INCHES MAXIMUM IN; Semiconductor Material: SILICON; Internal Configuration: JUNCTION CONTACT; Features Provided: HERMETICALLY SEALED CASE. 6 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.