The Shield,electron Tube, cataloged under National Stock Number 5960-01-136-3710, 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 Corp Electronics and Missiles Div. Government technical data includes 10 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 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 | 5960-01-136-3710 |
| Primary Part Number | 143728 |
| Item Name | Shield,electron Tube |
| FSC / FSG | 5960 / 59 — Electron Tubes and Associated Hardware |
| Manufacturer | Lockheed Martin Corp Electronics and Missiles Div |
| Status | ACTIVE |
| Mounting Facility Type and Quantity | 2 UNTHREADED HOLE(S) SINGLE MOUNTING FACILITY |
| Tube Envelope Accommodated Maximum Diameter | 0.360 INCHES IN |
| Surface Treatment Document and Classification | QQ-S-365 FED SPEC SINGLE TREATMENT RESPONSE |
| Overall Diameter | 0.360 INCHES NOMINAL IN |
| Unthreaded Mounting Hole Diameter | 0.088 INCHES MINIMUM AND 0.098 INCHES MAXIMUM SINGLE MOUNTING FACILITY IN |
| Style Designator | CYLINDRICAL |
| Material Document and Classification | QQ-C-533,CONDITION A FED SPEC SINGLE MATERIAL RESPONSE |
| Distance Between Mounting Facility Centers | 1.247 INCHES MINIMUM AND 1.253 INCHES MAXIMUM SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN |
| Surface Treatment | SILVER |
| Material | COPPER ALLOY |
| 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 |
|---|---|
| 143728 PRIMARY | Lockheed Martin Corp Electronics and Missiles Div (USA) |
NSN 5960-01-136-3710 is a Shield,electron Tube, manufactured by Lockheed Martin Corp Electronics and Missiles Div, classified under FSC 5960, Electron Tubes and Associated Hardware. Status: active.
NSN 5960-01-136-3710 has 1 manufacturer part number on file: 143728 (Lockheed Martin Corp Electronics and Missiles Div).
2 possible matches (shared part number, not a government interchangeability claim): 5970-01-140-4943, 3120-01-203-9399. Verify interchangeability with system specifications before substitution.
Key specifications for 143728: Mounting Facility Type and Quantity: 2 UNTHREADED HOLE(S) SINGLE MOUNTING FACILITY; Tube Envelope Accommodated Maximum Diameter: 0.360 INCHES IN; Surface Treatment Document and Classification: QQ-S-365 FED SPEC SINGLE TREATMENT RESPONSE; Overall Diameter: 0.360 INCHES NOMINAL IN. 10 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 5960-01-136-3710 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.