The Coupling,shaft,flexible, cataloged under National Stock Number 3010-00-260-3254, 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 17 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 | 3010-00-260-3254 |
| Primary Part Number | 231606PC1 |
| 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 | 4.2970 INCHES MINIMUM AND 4.3000 INCHES MAXIMUM FIRST END IN |
| Spline Minor Diameter | 4.2970 INCHES MINIMUM AND 4.3000 INCHES MAXIMUM SECOND END IN |
| Securing Method | THREADED HOLE(S) SECOND END |
| Threaded Hole Location | BOTH ENDS: LOCATED 2.0 IN. FROM SMALL END 1/2 IN. DIA THRU TO MAJOR BORE DIA IN |
| Design Type | INTERNAL GEAR |
| Spline Length | 5.6875 INCHES NOMINAL SECOND END IN |
| Spline Length | 6.031 INCHES NOMINAL FIRST END IN |
| Spline Major Diameter | 4.9985 INCHES MINIMUM AND 5.0000 INCHES MAXIMUM FIRST END IN |
| Spline Major Diameter | 4.9985 INCHES MINIMUM AND 5.0000 INCHES MAXIMUM SECOND END IN |
| Outside Diameter | 15.3125 INCHES NOMINAL IN |
| Features Provided | EXPOSED COUPLING BOLT TYPE AND FLOATING SHAFT |
| Bore Shape | SPLINED FIRST END |
| Bore Shape | SPLINED SECOND END |
| Spline Quantity | 10 FIRST END |
| Spline Quantity | 10 SECOND END |
| Threaded Hole Quantity | 1 BOTH ENDS |
| Thread Size Designator | 5/8-11 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 |
|---|---|
| 231606PC1 PRIMARY | Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier (USA) |
NSN 3010-00-260-3254 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 3010-00-260-3254 has 1 manufacturer part number on file: 231606PC1 (Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier).
Key specifications for 231606PC1: Spline Minor Diameter: 4.2970 INCHES MINIMUM AND 4.3000 INCHES MAXIMUM FIRST END IN; Spline Minor Diameter: 4.2970 INCHES MINIMUM AND 4.3000 INCHES MAXIMUM SECOND END IN; Securing Method: THREADED HOLE(S) SECOND END; Threaded Hole Location: BOTH ENDS: LOCATED 2.0 IN. FROM SMALL END 1/2 IN. DIA THRU TO MAJOR BORE DIA IN. 17 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.