The Electron Tube, cataloged under National Stock Number 5960-00-188-3567, 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 Raytheon Company. 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government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 | 5960-00-188-3567 |
| Primary Part Number | OB3 |
| Item Name | Electron Tube |
| FSC / FSG | 5960 / 59 — Electron Tubes and Associated Hardware |
| Manufacturer | Raytheon Company |
| Status | ACTIVE |
| Tube Type | VOLTAGE REGULATOR |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Hazardous per DLA record (HMIC Y) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| OB3 | Raytheon Company (USA) |
| OB3 | Raytheon Company Div Corp (USA) |
| Reference | Meaning |
|---|---|
| 0B3 | 2/2 Government specification standardization U.S. Government activity |
| MILE1 | 5/9 Secondary reference U.S. Government activity |
| MIL-PRF-1/195 | 4/1 Identification reference U.S. Government activity |
NSN 5960-00-188-3567 is a Electron Tube, manufactured by Raytheon Company, classified under FSC 5960, Electron Tubes and Associated Hardware. Status: active.
NSN 5960-00-188-3567 has 2 manufacturer part numbers on file: OB3 (Raytheon Company), OB3 (Raytheon Company Div Corp).
2 possible matches (shared part number, not a government interchangeability claim): 5960-00-503-4853, 5910-01-150-2775. Verify interchangeability with system specifications before substitution.
Key specifications for OB3: Tube Type: VOLTAGE REGULATOR. 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.