The Electron Tube, cataloged under National Stock Number 5960-00-126-4727, 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 Vishay. Government technical data includes 1 specification, 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 5960-00-126-4727 |
| Primary Part Number | EL821 |
| Item Name | Electron Tube |
| FSC / FSG | 5960 / 59 — Electron Tubes and Associated Hardware |
| Manufacturer | Vishay |
| Status | ACTIVE |
| Tube Type | PENTODE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL D — Destroy Item |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
NSN 5960-00-126-4727 is a Electron Tube, manufactured by Vishay, classified under FSC 5960, Electron Tubes and Associated Hardware. Status: active.
NSN 5960-00-126-4727 has 2 manufacturer part numbers on file: 1801015 (Thales Security Systems Uk Limited), EL821 (Vishay).
1 possible match (shared part number, not a government interchangeability claim): 4730-01-525-0703. Verify interchangeability with system specifications before substitution.
Key specifications for EL821: Tube Type: PENTODE. 1 specification is documented in the U.S. Government catalog.
Possible hazard — SDS may be required (DLA HMIC P). Hazard information on this page is shown exactly as it appears in the DLA record.
NSN 5960-00-126-4727 has DEMIL Code D. Demilitarization may be required before disposal or transfer to non-military entities.
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.