The Electron Tube, cataloged under National Stock Number 5960-00-615-4739, 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 Tdk Electronics Ag. Government technical data includes 3 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government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 | 5960-00-615-4739 |
| Primary Part Number | 5U4GB |
| Item Name | Electron Tube |
| FSC / FSG | 5960 / 59 — Electron Tubes and Associated Hardware |
| Manufacturer | Tdk Electronics Ag |
| Status | ACTIVE |
| Tube Type | RECTIFIER |
| Nondefinitive Spec/std Data | 5U4GB TYPE |
| Envelope Medium Type | VACUUM |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 5U4GB | Tdk Electronics Ag (DEU) |
| Reference | Meaning |
|---|---|
| 5U4GB | 3/9 Design control — primary reference U.S. Government activity |
| 5U4GB | 5/9 Secondary reference Epcos Ag Abt. Pr Roe K Pm |
NSN 5960-00-615-4739 is a Electron Tube, manufactured by Tdk Electronics Ag, classified under FSC 5960, Electron Tubes and Associated Hardware. Status: active.
NSN 5960-00-615-4739 has 1 manufacturer part number on file: 5U4GB (Tdk Electronics Ag).
2 possible matches (shared part number, not a government interchangeability claim): 5960-00-642-8341, 5960-00-712-4025. Verify interchangeability with system specifications before substitution.
Key specifications for 5U4GB: Tube Type: RECTIFIER; Nondefinitive Spec/std Data: 5U4GB TYPE; Special Features: MFTR. CLASSIFICATION:FULL-WAVE HIGH-VACUUM; ENVELOPE MATERIAL:GLASS; Envelope Medium Type: VACUUM. 3 specifications are 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.
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.