The Ring,retaining, cataloged under National Stock Number 5325-01-486-2893, is classified within Federal Supply Class 5325 (Fastening Devices) of the Hardware and Abrasives group. The manufacturer of record is Huntington Ingalls Inc Div Newport News Shipbuilding. Government technical data includes 5 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5325-01-486-2893 |
| Primary Part Number | 518-5794756 |
| Item Name | Ring,retaining |
| FSC / FSG | 5325 / 53 — Fastening Devices |
| Manufacturer | Huntington Ingalls Inc Div Newport News Shipbuilding |
| Status | ACTIVE |
| Material Document and Classification | QQ-N-281, CLASS A FED SPEC SINGLE MATERIAL RESPONSE |
| Cross-Sectional Shape Style | SPLIT ROUND |
| Major Thickness | 0.156 INCHES MINIMUM AND 0.157 INCHES MAXIMUM IN |
| Casehardening Indicator | NOT CASEHARDENED |
| Material | NICKEL ALLOY 400 |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 518-5794756 PRIMARY | Huntington Ingalls Inc Div Newport News Shipbuilding (USA) |
| Reference | Meaning |
|---|---|
| 2018-5 ITEM 6 | C/1 Advisory reference — outside the item-of-supply concept Huntington Ingalls Inc Div Newport News Shipbuilding |
NSN 5325-01-486-2893 is a Ring,retaining, manufactured by Huntington Ingalls Inc Div Newport News Shipbuilding, classified under FSC 5325, Fastening Devices. Status: active.
NSN 5325-01-486-2893 has 1 manufacturer part number on file: 518-5794756 (Huntington Ingalls Inc Div Newport News Shipbuilding).
Key specifications for 518-5794756: Material Document and Classification: QQ-N-281, CLASS A FED SPEC SINGLE MATERIAL RESPONSE; Cross-Sectional Shape Style: SPLIT ROUND; Major Thickness: 0.156 INCHES MINIMUM AND 0.157 INCHES MAXIMUM IN; Casehardening Indicator: NOT CASEHARDENED. 5 specifications are documented in the U.S. Government catalog.
No hazard code in the DLA record (HMIC N). 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.