The Guard,switch, cataloged under National Stock Number 5930-01-528-6757, is classified within Federal Supply Class 5930 (Switches) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Northrop Grumman Systems Corporation. Government technical data includes 1 specification, 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5930-01-528-6757 |
| Primary Part Number | A31U17439-11 |
| Item Name | Guard,switch |
| FSC / FSG | 5930 / 59 — Switches |
| Manufacturer | Northrop Grumman Systems Corporation |
| Status | ACTIVE |
| Material | ALUMINUM ALLOY |
| 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 |
|---|---|
| A31U17439-11 PRIMARY | Northrop Grumman Systems Corporation (USA) |
| Reference | Meaning |
|---|---|
| A31U17439 | D/9 Drawing number reference only Northrop Grumman Systems Corporation |
NSN 5930-01-528-6757 is a Guard,switch, manufactured by Northrop Grumman Systems Corporation, classified under FSC 5930, Switches. Status: active.
NSN 5930-01-528-6757 has 1 manufacturer part number on file: A31U17439-11 (Northrop Grumman Systems Corporation).
Key specifications for A31U17439-11: Overall Length: 0.810 INCHES NOMINAL IN; Overall Width: 0.880 INCHES NOMINAL IN; Special Features: HOLE IN CENTER PER GH11D1.; End Item Identification: NSN: 4940-01-471-6396; ELECTRONIC SHOP, TRANSPORTABLE; WS: MISSILE, PATRIOT.. 1 specification is 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.