The Electron Tube, cataloged under National Stock Number 5960-00-445-3239, is classified within Federal Supply Class 5960 (Electron Tubes and Associated Hardware) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Keysight Technologies Inc. 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through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5960-00-445-3239 |
| Primary Part Number | 1951-0066 |
| Item Name | Electron Tube |
| FSC / FSG | 5960 / 59 — Electron Tubes and Associated Hardware |
| Manufacturer | Keysight Technologies Inc |
| Status | ACTIVE |
| Tube Type | BACKWARD WAVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Hazardous per DLA record (HMIC Y) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 1951-0066 PRIMARY | Keysight Technologies Inc (USA) |
| Reference | Meaning |
|---|---|
| WJ2020-50 | 5/9 Secondary reference Watkins-Johnson Co |
| 1951-0066 | 5/9 Secondary reference Hewlett-Packard Company Dba HP |
| 1951-0066 | 3/9 Design control — primary reference Keysight Technologies, Inc. |
| WJ2020-50 | 5/9 Secondary reference Watkins-Johnson Co Stewart Div |
NSN 5960-00-445-3239 is a Electron Tube, manufactured by Keysight Technologies Inc, classified under FSC 5960, Electron Tubes and Associated Hardware. Status: active.
NSN 5960-00-445-3239 has 1 manufacturer part number on file: 1951-0066 (Keysight Technologies Inc).
Key specifications for 1951-0066: Tube Type: BACKWARD WAVE; Special Features: ENVELOPE MATERIAL: METAL. 1 specification is documented in the U.S. Government catalog.
Hazardous per DLA record (HMIC Y). 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.