The Shield,electron Tube, cataloged under National Stock Number 5960-00-311-8648, is classified within Federal Supply Class 5960 (Electron Tubes and Associated Hardware) of the Electrical and Electronic Equipment Components group. Government technical data includes 9 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5960-00-311-8648 |
| Item Name | Shield,electron Tube |
| FSC / FSG | 5960 / 59 — Electron Tubes and Associated Hardware |
| Status | ACTIVE |
| Mounting Facility Type and Quantity | 4 THREADED HOLE(S) SINGLE MOUNTING FACILITY |
| Large End Diameter | 4.048 INCHES MINIMUM AND 4.058 INCHES MAXIMUM IN |
| Style Designator | CYLINDRICAL W/FLARED END |
| Distance Between Mounting Facility Centers | 0.937 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN |
| Nominal Thread Size | 0.086 INCHES SINGLE MOUNTING FACILITY IN |
| Small End Diameter | 3.031 INCHES NOMINAL IN |
| Thread Class | 2B SINGLE MOUNTING FACILITY |
| Thread Quantity Per Inch | 56 SINGLE MOUNTING FACILITY |
| Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) SINGLE MOUNTING FACILITY |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| 231997-000 | 3/2 Design control — primary reference U.S. Government activity |
| 232148-909 | C/1 Advisory reference — outside the item-of-supply concept U.S. Government activity |
NSN 5960-00-311-8648 is a Shield,electron Tube, classified under FSC 5960, Electron Tubes and Associated Hardware. Status: active.
Key specifications for 5960-00-311-8648: Mounting Facility Type and Quantity: 4 THREADED HOLE(S) SINGLE MOUNTING FACILITY; Large End Diameter: 4.048 INCHES MINIMUM AND 4.058 INCHES MAXIMUM IN; Style Designator: CYLINDRICAL W/FLARED END; Overall Length: 7.340 INCHES MINIMUM AND 7.370 INCHES MAXIMUM IN. 9 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.