The Nrp,retaining Ring, cataloged under National Stock Number 5365-01-591-9863, is classified within Federal Supply Class 5365 (Bushings, Rings, Shims, and Spacers) of the Hardware and Abrasives group. The manufacturer of record is Naval Sea Systems Command. Government technical data includes 1 specification, 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5365-01-591-9863 |
| Primary Part Number | 709-8345731-009-009-004 |
| Item Name | Nrp,retaining Ring |
| FSC / FSG | 5365 / 53 — Bushings, Rings, Shims, and Spacers |
| Manufacturer | Naval Sea Systems Command |
| Status | ACTIVE |
| Criticality Code Justification | FEAT |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | Y |
| Part Number | Manufacturer |
|---|---|
| 709-8345731-009-009-004D4 | Naval Inventory Control Point Mechanicsburg (USA) |
| MS16633-4050D4 | Naval Inventory Control Point Mechanicsburg (USA) |
| 709-8345731-009-009-004 PRIMARY | Naval Sea Systems Command (USA) |
| Reference | Meaning |
|---|---|
| MS16633-4050 | 4/1 Identification reference U.S. Government activity |
NSN 5365-01-591-9863 is a Nrp,retaining Ring, manufactured by Naval Sea Systems Command, classified under FSC 5365, Bushings, Rings, Shims, and Spacers. Status: active.
NSN 5365-01-591-9863 has 3 manufacturer part numbers on file: 709-8345731-009-009-004D4 (Naval Inventory Control Point Mechanicsburg), MS16633-4050D4 (Naval Inventory Control Point Mechanicsburg), 709-8345731-009-009-004 (Naval Sea Systems Command).
Key specifications for 709-8345731-009-009-004: Criticality Code Justification: FEAT; Special Features: QUALITY ASSURANCE TESTED AND CERTIFIED FOR DEEP SUBMERGENCE SYSTEMS. 1 specification is 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.