The Coupling,shaft,flexible, cataloged under National Stock Number 3010-00-723-2909, is classified within Federal Supply Class 3010 (Torque Converters and Speed Changers) of the Mechanical Power Transmission Equipment group. Government technical data includes 15 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 3010-00-723-2909 |
| Item Name | Coupling,shaft,flexible |
| FSC / FSG | 3010 / 30 — Torque Converters and Speed Changers |
| Status | ACTIVE |
| Spline Minor Diameter | 0.2810 INCHES NOMINAL BOTH ENDS IN |
| Securing Method | THREADED HOLE(S) BOTH ENDS |
| Threaded Hole Location | BOTH ENDS: LOCATED 90 DEG APART |
| Bore Length | 0.2180 INCHES NOMINAL BOTH ENDS IN |
| Design Type | INTERNAL GEAR |
| Spline Length | 0.250 INCHES NOMINAL FIRST END IN |
| Spline Major Diameter | 0.3430 INCHES NOMINAL BOTH ENDS IN |
| Outside Diameter | 0.312 INCHES NOMINAL IN |
| Features Provided | STANDARD GRID SPRING |
| Bore Shape | SPLINED FIRST END |
| Bore Shape | STRAIGHT SECOND END |
| Spline Quantity | 12 FIRST END |
| Threaded Hole Quantity | 2 BOTH ENDS |
| Thread Size Designator | NO.4/0.112 IN./-40 BOTH ENDS IN |
| Bore Diameter | 0.1300 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 |
|---|---|
| 484060-1 | 3/2 Design control — primary reference U.S. Government activity |
NSN 3010-00-723-2909 is a Coupling,shaft,flexible, classified under FSC 3010, Torque Converters and Speed Changers. Status: active.
Key specifications for 3010-00-723-2909: Spline Minor Diameter: 0.2810 INCHES NOMINAL BOTH ENDS IN; Securing Method: THREADED HOLE(S) BOTH ENDS; Threaded Hole Location: BOTH ENDS: LOCATED 90 DEG APART; Bore Length: 0.2180 INCHES NOMINAL BOTH ENDS IN. 15 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.