The Shield,electron Tube, cataloged under National Stock Number 5960-00-611-1691, 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 Lockheed Martin Corporation Div Rms - Mitchel Field. Government technical data includes 6 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5960-00-611-1691 |
| Primary Part Number | 618518 |
| Item Name | Shield,electron Tube |
| FSC / FSG | 5960 / 59 — Electron Tubes and Associated Hardware |
| Manufacturer | Lockheed Martin Corporation Div Rms - Mitchel Field |
| Status | ACTIVE |
| Mounting Facility Type and Quantity | 3 UNTHREADED HOLE(S) ALL MOUNTING FACILITIES |
| Large End Diameter | 3.562 INCHES NOMINAL IN |
| Unthreaded Mounting Hole Diameter | 0.1 MILLIMETERS NOMINAL AND 0.125 INCHES NOMINAL FIRST MOUNTING FACILITY MM |
| Style Designator | FRUSTRUM OF CONE |
| Small End Diameter | 2.000 INCHES NOMINAL IN |
| Material | STEEL |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL B — Remove Demilitarization Key Points |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 618518 PRIMARY | Lockheed Martin Corporation Div Rms - Mitchel Field (USA) |
NSN 5960-00-611-1691 is a Shield,electron Tube, manufactured by Lockheed Martin Corporation Div Rms - Mitchel Field, classified under FSC 5960, Electron Tubes and Associated Hardware. Status: active.
NSN 5960-00-611-1691 has 1 manufacturer part number on file: 618518 (Lockheed Martin Corporation Div Rms - Mitchel Field).
Key specifications for 618518: Mounting Facility Type and Quantity: 3 UNTHREADED HOLE(S) ALL MOUNTING FACILITIES; Large End Diameter: 3.562 INCHES NOMINAL IN; Unthreaded Mounting Hole Diameter: 0.1 MILLIMETERS NOMINAL AND 0.125 INCHES NOMINAL FIRST MOUNTING FACILITY MM; Style Designator: FRUSTRUM OF CONE. 6 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.
NSN 5960-00-611-1691 has DEMIL Code B. 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.