The Coupling,shaft,flexible, cataloged under National Stock Number 3010-00-528-0559, is classified within Federal Supply Class 3010 (Torque Converters and Speed Changers) of the Mechanical Power Transmission Equipment group. The manufacturer of record is Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier. Government technical data includes 15 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 3010-00-528-0559 |
| Primary Part Number | 597402 |
| Item Name | Coupling,shaft,flexible |
| FSC / FSG | 3010 / 30 — Torque Converters and Speed Changers |
| Manufacturer | Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier |
| Status | ACTIVE |
| Spline Minor Diameter | 0.5500 INCHES MINIMUM AND 0.5525 INCHES MAXIMUM FIRST END IN |
| Spline Minor Diameter | 0.8490 INCHES MINIMUM AND 0.8500 INCHES MAXIMUM SECOND END IN |
| Securing Method | THREADED HOLE(S) SECOND END |
| Design Type | INTERNAL GEAR |
| Spline Length | 1.375 INCHES NOMINAL SECOND END IN |
| Spline Length | 1.375 INCHES NOMINAL FIRST END IN |
| Spline Major Diameter | 0.6500 INCHES MINIMUM AND 0.6508 INCHES MAXIMUM FIRST END IN |
| Spline Major Diameter | 0.9990 INCHES MINIMUM AND 1.0000 INCHES MAXIMUM SECOND END IN |
| Outside Diameter | 3.9375 INCHES NOMINAL IN |
| Features Provided | EXPOSED COUPLING BOLT TYPE AND FLOATING SHAFT AND SHROUDED COUPLING BOLT TYPE |
| Bore Shape | SPLINED BOTH ENDS |
| Spline Quantity | 12 FIRST END |
| Spline Quantity | 6 SECOND END |
| Threaded Hole Quantity | 2 BOTH ENDS |
| Thread Size Designator | 1/4-20 THD SIZE BOTH ENDS |
| 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 |
|---|---|
| 597402 PRIMARY | Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier (USA) |
| Reference | Meaning |
|---|---|
| 597402 | 5/9 Secondary reference Poole Co |
NSN 3010-00-528-0559 is a Coupling,shaft,flexible, manufactured by Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier, classified under FSC 3010, Torque Converters and Speed Changers. Status: active.
NSN 3010-00-528-0559 has 1 manufacturer part number on file: 597402 (Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier).
Key specifications for 597402: Spline Minor Diameter: 0.5500 INCHES MINIMUM AND 0.5525 INCHES MAXIMUM FIRST END IN; Spline Minor Diameter: 0.8490 INCHES MINIMUM AND 0.8500 INCHES MAXIMUM SECOND END IN; Securing Method: THREADED HOLE(S) SECOND END; Design Type: INTERNAL GEAR. 15 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.