The Transistor, cataloged under National Stock Number 5961-00-005-4518, 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 Ge Aviation Systems Ltd. Government technical data includes 1 specification, 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 5961-00-005-4518 |
| Primary Part Number | 40-666-6221-01 |
| Item Name | Transistor |
| FSC / FSG | 5961 / 59 — Semiconductor Devices and Associated Hardware |
| Manufacturer | Ge Aviation Systems Ltd |
| Status | ACTIVE |
| Semiconductor Material | SILICON |
| 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 |
|---|---|
| 40-666-6221-01 PRIMARY | Ge Aviation Systems Ltd (GBR) |
| Reference | Meaning |
|---|---|
| 40-666-003-01 | 5/9 Secondary reference Ge Aviation Systems Ltd |
NSN 5961-00-005-4518 is a Transistor, manufactured by Ge Aviation Systems Ltd, classified under FSC 5961, Semiconductor Devices and Associated Hardware. Status: active.
NSN 5961-00-005-4518 has 1 manufacturer part number on file: 40-666-6221-01 (Ge Aviation Systems Ltd).
1 possible match (shared part number, not a government interchangeability claim): 5961-00-008-1458. Verify interchangeability with system specifications before substitution.
Key specifications for 40-666-6221-01: Semiconductor Material: SILICON. 1 specification is 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.