The Coupling,shaft,flexible, cataloged under National Stock Number 3010-00-252-7635, is classified within Federal Supply Class 3010 (Torque Converters and Speed Changers) of the Mechanical Power Transmission Equipment group. Government technical data includes 26 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3010-00-252-7635 |
| Item Name | Coupling,shaft,flexible |
| FSC / FSG | 3010 / 30 — Torque Converters and Speed Changers |
| Status | ACTIVE |
| Spline Minor Diameter | 0.2300 INCHES MINIMUM FIRST END IN |
| Spline Minor Diameter | 0.2320 INCHES MAXIMUM SECOND END IN |
| Securing Method | UNTHREADED HOLE(S) SECOND END |
| Securing Method | THREADED HOLE(S) FIRST END |
| Threaded Hole Location | BOTH ENDS: ONE HOLE LOCATED 90 DEG FROM UNTHREADED HOLE |
| Bore Length | 0.3900 INCHES NOMINAL BOTH ENDS IN |
| Design Type | BELLOWS |
| Taper Minor Diameter | 0.3750 INCHES NOMINAL BOTH ENDS IN |
| Spline Length | 0.250 INCHES NOMINAL BOTH ENDS IN |
| Spline Major Diameter | 0.2530 INCHES MINIMUM FIRST END IN |
| Spline Major Diameter | 0.2610 INCHES MAXIMUM SECOND END IN |
| Outside Diameter | 0.843 INCHES NOMINAL IN |
| Counterbore Depth | 0.2475 INCHES NOMINAL BOTH ENDS IN |
| Features Provided | COUNTERBORE |
| Bore Shape | TAPERED SECOND END |
| Bore Shape | TAPERED FIRST END |
| Taper Largest Diameter | 0.3750 INCHES NOMINAL BOTH ENDS IN |
| Spline Quantity | 19 BOTH ENDS |
| Counterbore Diameter | 0.2700 INCHES NOMINAL BOTH ENDS IN |
| Threaded Hole Quantity | 1 BOTH ENDS |
| Unthreaded Hole Quantity | 2 BOTH ENDS |
| Unthreaded Hole Quantity | UNABLE TO DECODE |
| Thread Size Designator | NO. 6/0.138 IN./-32 THD SIZE BOTH ENDS IN |
| Bellows Material | STEEL CORROSION RESISTING |
| Bore Diameter | 0.3750 INCHES NOMINAL BOTH ENDS IN |
| Hole Diameter | 0.082 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 |
| Reference | Meaning |
|---|---|
| 513902-2 | 3/2 Design control — primary reference U.S. Government activity |
NSN 3010-00-252-7635 is a Coupling,shaft,flexible, classified under FSC 3010, Torque Converters and Speed Changers. Status: active.
Key specifications for 3010-00-252-7635: Spline Minor Diameter: 0.2300 INCHES MINIMUM FIRST END IN; Spline Minor Diameter: 0.2320 INCHES MAXIMUM SECOND END IN; Securing Method: UNTHREADED HOLE(S) SECOND END; Securing Method: THREADED HOLE(S) FIRST END. 26 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.