The Coupling,shaft,flexible, cataloged under National Stock Number 3010-00-265-0616, 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 8 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3010-00-265-0616 |
| Primary Part Number | 506731-3 |
| 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 | 0.8490 INCHES MINIMUM AND 0.8500 INCHES MAXIMUM BOTH ENDS IN |
| Design Type | DOUBLE DISK |
| Spline Length | 1.380 INCHES NOMINAL BOTH ENDS IN |
| Spline Major Diameter | 0.9990 INCHES MINIMUM AND 1.0000 INCHES MAXIMUM BOTH ENDS IN |
| Outside Diameter | 3.250 INCHES NOMINAL IN |
| Features Provided | EXPOSED COUPLING BOLT TYPE AND SHROUDED COUPLING BOLT TYPE |
| Bore Shape | SPLINED BOTH ENDS |
| Spline Quantity | 6 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 |
NSN 3010-00-265-0616 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 3010-00-265-0616 has 2 manufacturer part numbers on file: 506731PC3 (Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier), 506731-3 (Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier).
Key specifications for 506731-3: Spline Minor Diameter: 0.8490 INCHES MINIMUM AND 0.8500 INCHES MAXIMUM BOTH ENDS IN; Design Type: DOUBLE DISK; Spline Length: 1.380 INCHES NOMINAL BOTH ENDS IN; Overall Length: 3.440 INCHES NOMINAL IN. 8 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.