The Coupling,shaft,flexible, cataloged under National Stock Number 3010-01-171-4590, 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 14 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3010-01-171-4590 |
| Primary Part Number | 5524646 |
| Item Name | Coupling,shaft,flexible |
| FSC / FSG | 3010 / 30 — Torque Converters and Speed Changers |
| Manufacturer | Naval Sea Systems Command |
| Status | ACTIVE |
| Bushing Material | PLASTIC |
| Spline Minor Diameter | 0.9015 INCHES NOMINAL FIRST END IN |
| Securing Method | UNTHREADED HOLE(S) BOTH ENDS |
| Design Type | BUSHING |
| Spline Length | 1.314 INCHES NOMINAL BOTH ENDS IN |
| Spline Major Diameter | 1.1050 INCHES NOMINAL FIRST END IN |
| Outside Diameter | 4.380 INCHES NOMINAL IN |
| Counterbore Depth | 0.3120 INCHES NOMINAL BOTH ENDS IN |
| Features Provided | COUNTERBORE AND EXPOSED COUPLING BOLT TYPE |
| Bore Shape | SPLINED BOTH ENDS |
| Spline Quantity | 19 BOTH ENDS |
| Counterbore Diameter | 1.3120 INCHES NOMINAL BOTH ENDS IN |
| Unthreaded Hole Quantity | 8 BOTH ENDS |
| Unthreaded Hole Location | BOTH ENDS: EQUALLY SPACED ON 3.000 IN. BOLT CIRCLE DIAMETER IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL Q — CCL Item — Commerce Control List |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 5524646 PRIMARY | Naval Sea Systems Command (USA) |
NSN 3010-01-171-4590 is a Coupling,shaft,flexible, manufactured by Naval Sea Systems Command, classified under FSC 3010, Torque Converters and Speed Changers. Status: active.
NSN 3010-01-171-4590 has 1 manufacturer part number on file: 5524646 (Naval Sea Systems Command).
Key specifications for 5524646: Bushing Material: PLASTIC; Spline Minor Diameter: 0.9015 INCHES NOMINAL FIRST END IN; Securing Method: UNTHREADED HOLE(S) BOTH ENDS; Design Type: BUSHING. 14 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.
NSN 3010-01-171-4590 has DEMIL Code Q. Demilitarization may be required before disposal or transfer to non-military entities.
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.