The Ring,retaining, cataloged under National Stock Number 5325-01-388-7910, is classified within Federal Supply Class 5325 (Fastening Devices) of the Hardware and Abrasives group. The manufacturer of record is Defense Maritime Solutions, Inc.. Government technical data includes 3 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5325-01-388-7910 |
| Primary Part Number | M718700390 |
| Item Name | Ring,retaining |
| FSC / FSG | 5325 / 53 — Fastening Devices |
| Manufacturer | Defense Maritime Solutions, Inc. |
| Status | ACTIVE |
| Outside Diameter | 90.0 MILLIMETERS NOMINAL MM |
| Major Thickness | 3.0 MILLIMETERS NOMINAL MM |
| Material | STEEL |
| 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 |
|---|---|
| M718700390 PRIMARY | Defense Maritime Solutions, Inc. (USA) |
| Reference | Meaning |
|---|---|
| M718700390 | C/1 Advisory reference — outside the item-of-supply concept Zf Industrieantriebe Witten Gmbh |
| M718700390 | 5/9 Secondary reference Lips Propellers |
| M718700390 | 5/9 Secondary reference Wartsila Netherlands |
NSN 5325-01-388-7910 is a Ring,retaining, manufactured by Defense Maritime Solutions, Inc., classified under FSC 5325, Fastening Devices. Status: active.
NSN 5325-01-388-7910 has 1 manufacturer part number on file: M718700390 (Defense Maritime Solutions, Inc.).
Key specifications for M718700390: Outside Diameter: 90.0 MILLIMETERS NOMINAL MM; Major Thickness: 3.0 MILLIMETERS NOMINAL MM; Material: STEEL. 3 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.