The Ring,retaining, cataloged under National Stock Number 5325-01-426-4557, is classified within Federal Supply Class 5325 (Fastening Devices) of the Hardware and Abrasives group. The manufacturer of record is Naval Sea Systems Command. Government technical data includes 2 specifications, cited from the U.S. Government catalog. The record lists 3 manufacturer part numbers 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5325-01-426-4557 |
| Primary Part Number | 6407102-23 |
| Item Name | Ring,retaining |
| FSC / FSG | 5325 / 53 — Fastening Devices |
| Manufacturer | Naval Sea Systems Command |
| Status | ACTIVE |
| Casehardening Indicator | NOT CASEHARDENED |
| Material | NICKEL ALLOY |
| 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 |
|---|---|
| 754-6407102 ITEM 23 | Naval Sea Systems Command (USA) |
| 211054894 | Naval Sea Systems Command (USA) |
| 6407102-23 PRIMARY | Naval Sea Systems Command (USA) |
| Reference | Meaning |
|---|---|
| 754-6407216 ITE | C/1 Advisory reference — outside the item-of-supply concept Naval Sea Systems Command |
NSN 5325-01-426-4557 is a Ring,retaining, manufactured by Naval Sea Systems Command, classified under FSC 5325, Fastening Devices. Status: active.
NSN 5325-01-426-4557 has 3 manufacturer part numbers on file: 754-6407102 ITEM 23 (Naval Sea Systems Command), 211054894 (Naval Sea Systems Command), 6407102-23 (Naval Sea Systems Command).
Key specifications for 6407102-23: Casehardening Indicator: NOT CASEHARDENED; Material: NICKEL ALLOY. 2 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.