The Coupling,shaft,flexible, cataloged under National Stock Number 3010-00-021-3146, 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 10 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 | 3010-00-021-3146 |
| Primary Part Number | 665648-8 |
| 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 |
| Securing Method | THREADED HOLE(S) BOTH ENDS |
| Threaded Hole Location | BOTH ENDS: 90 DEG APART ON HUB |
| Bore Length | 0.4688 INCHES NOMINAL BOTH ENDS IN |
| Design Type | DISK |
| Outside Diameter | 1.062 INCHES NOMINAL1.062 INCHES NOMINAL IN |
| Features Provided | EXPOSED COUPLING BOLT TYPE |
| Bore Shape | STRAIGHT BOTH ENDS |
| Threaded Hole Quantity | 4 BOTH ENDS |
| Thread Size Designator | 0.138-32 BOTH ENDS |
| Bore Diameter | 0.2500 INCHES NOMINAL BOTH ENDS IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
NSN 3010-00-021-3146 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 3010-00-021-3146 has 2 manufacturer part numbers on file: 665648-8 (Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier), 665648-8 (Northrop Grumman Systems Corporation).
Key specifications for 665648-8: Securing Method: THREADED HOLE(S) BOTH ENDS; Threaded Hole Location: BOTH ENDS: 90 DEG APART ON HUB; Bore Length: 0.4688 INCHES NOMINAL BOTH ENDS IN; Design Type: DISK. 10 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.