The Coupling,shaft,rigid, cataloged under National Stock Number 3010-01-593-7581, is classified within Federal Supply Class 3010 (Torque Converters and Speed Changers) of the Mechanical Power Transmission Equipment 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 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 3010-01-593-7581 |
| Primary Part Number | 518-4678428 FIND 8 |
| Item Name | Coupling,shaft,rigid |
| FSC / FSG | 3010 / 30 — Torque Converters and Speed Changers |
| Manufacturer | Naval Sea Systems Command |
| Status | ACTIVE |
| Style Designator | DOUBLE CONE FLANGE COMPRESSION |
| Body 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 |
|---|---|
| 518-4678428 FIND 8 | Naval Sea Systems Command (USA) |
| Reference | Meaning |
|---|---|
| 32-23-7864 | 3/2 Design control — primary reference U.S. Government activity |
NSN 3010-01-593-7581 is a Coupling,shaft,rigid, manufactured by Naval Sea Systems Command, classified under FSC 3010, Torque Converters and Speed Changers. Status: active.
NSN 3010-01-593-7581 has 1 manufacturer part number on file: 518-4678428 FIND 8 (Naval Sea Systems Command).
Key specifications for 518-4678428 FIND 8: Style Designator: DOUBLE CONE FLANGE COMPRESSION; Overall Length: 6.500 INCHES NOMINAL IN; Body Material: STEEL; Part Name Assigned by Controlling Agency: COUPLING, HALF SHAFT. 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.