The Retainer Ring,assembled Nut, cataloged under National Stock Number 5340-01-579-2572, is classified within Federal Supply Class 5340 (Hardware, Commercial) of the Hardware and Abrasives group. The manufacturer of record is Lockheed Martin Corporation. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active. Unit of issue: EA.
| Item Name | Retainer Ring,assembled Nut |
| FSC / FSG | 5340 — Hardware, Commercial (FSG 53) |
| Manufacturers | Lockheed Martin Corporation (CAGE 0L1E5) |
| Parameter | Value |
|---|---|
| NSN | 5340-01-579-2572 |
| Primary Part Number | 207790 |
| Item Name | Retainer Ring,assembled Nut |
| FSC / FSG | 5340 / 53 — Hardware, Commercial |
| Manufacturer | Lockheed Martin Corporation |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL B — Remove Demilitarization Key Points |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Unit of Issue | EA |
| Part Number | Manufacturer |
|---|---|
| 207790 PRIMARY | Lockheed Martin Corporation (USA) |
NSN 5340-01-579-2572 is a Retainer Ring,assembled Nut, manufactured by Lockheed Martin Corporation, classified under FSC 5340, Hardware, Commercial. Status: active.
NSN 5340-01-579-2572 has 1 manufacturer part number on file: 207790 (Lockheed Martin Corporation).
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 5340-01-579-2572 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.