The Transistor, cataloged under National Stock Number 5961-00-617-4342, 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 Ampex Data Systems Corporation Dba Ampex Intelligent Systems. Government technical data includes 5 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through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5961-00-617-4342 |
| Primary Part Number | 2N274 |
| Item Name | Transistor |
| FSC / FSG | 5961 / 59 — Semiconductor Devices and Associated Hardware |
| Manufacturer | Ampex Data Systems Corporation Dba Ampex Intelligent Systems |
| Status | ACTIVE |
| Semiconductor Material | GERMANIUM |
| Internal Configuration | JUNCTION CONTACT |
| Features Provided | HERMETICALLY SEALED CASE |
| Specification/standard Data | 80131-2N274 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD |
| Terminal Type and Quantity | 4 UNINSULATED WIRE LEAD |
| 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 |
|---|---|
| 2N274 | Ampex Data Systems Corporation Dba Ampex Intelligent Systems (USA) |
| 1850-0037 | Agilent Technologies, Inc. Div Agilent Technologies Headquarters (USA) |
| Reference | Meaning |
|---|---|
| BACT1A1 | 5/2 Secondary reference U.S. Government activity |
| 2N274 | 3/9 Design control — primary reference U.S. Government activity |
| 1850-0037 | 5/9 Secondary reference Hewlett-Packard Co Cupertino Mfg Opn |
| 2N274 | 5/9 Secondary reference U.S. Government activity |
NSN 5961-00-617-4342 is a Transistor, manufactured by Ampex Data Systems Corporation Dba Ampex Intelligent Systems, classified under FSC 5961, Semiconductor Devices and Associated Hardware. Status: active.
NSN 5961-00-617-4342 has 2 manufacturer part numbers on file: 2N274 (Ampex Data Systems Corporation Dba Ampex Intelligent Systems), 1850-0037 (Agilent Technologies, Inc. Div Agilent Technologies Headquarters).
2 possible matches (shared part number, not a government interchangeability claim): 5961-00-729-1058, 5961-01-007-2232. Verify interchangeability with system specifications before substitution.
Key specifications for 2N274: Semiconductor Material: GERMANIUM; Internal Configuration: JUNCTION CONTACT; Features Provided: HERMETICALLY SEALED CASE; Specification/standard Data: 80131-2N274 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD. 5 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.