The Shaft Assembly,flexible, cataloged under National Stock Number 3040-00-580-8071, is classified within Federal Supply Class 3040 (Miscellaneous Power Transmission Equipment) of the Mechanical Power Transmission Equipment group. The manufacturer of record is Ge Aviation Systems Llc Dba Ge Aviation Systems Llc. Government technical data includes 29 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 | 3040-00-580-8071 |
| Primary Part Number | JYLC456B |
| Item Name | Shaft Assembly,flexible |
| FSC / FSG | 3040 / 30 — Miscellaneous Power Transmission Equipment |
| Manufacturer | Ge Aviation Systems Llc Dba Ge Aviation Systems Llc |
| Status | ACTIVE |
| Width Across Flats | 0.750 INCHES NOMINAL BOTH ENDS IN |
| Spline Type | INVOLUTE BOTH ENDS |
| Flange Thickness | 0.063 INCHES NOMINAL BOTH ENDS IN |
| Cross Section Size and Location | 0.406 INCHES NOMINAL DIAMETER BOTH ENDS IN |
| End Overall Diameter | 0.563 INCHES NOMINAL BOTH ENDS IN |
| End Connection Type | THREADED INTERNAL BOTH ENDS |
| Spline Length | 0.250 INCHES NOMINAL BOTH ENDS IN |
| Thread Depth | 0.500 INCHES NOMINAL BOTH ENDS IN |
| Pitch Diameter | 0.250 INCHES NOMINAL BOTH ENDS IN |
| Spline Major Diameter | 0.300 INCHES MINIMUM FIRST END IN |
| Spline Major Diameter | 0.303 INCHES MAXIMUM SECOND END IN |
| Thread Location | INTERNAL BOTH ENDS |
| Core Diameter | 0.150 INCHES NOMINAL IN |
| Features Provided | SWIVEL END BOTH ENDS |
| Torsional Deflection Rating | 7 DEG FT LB IN. TORSIONAL DELECTION RATING |
| Thread Direction | RIGHT-HAND BOTH ENDS |
| Spline Pressure Angle in Deg | 14.5 BOTH ENDS |
| Spline Quantity | 12 BOTH ENDS |
| Casing Length Between Ferrules | 15.375 INCHES NOMINAL IN |
| Core Rotation Direction | CLOCKWISE OR COUNTERCLOCKWISE |
| Shank Outside Diameter | 0.390 INCHES NOMINAL BOTH ENDS IN |
| Core Removability | NONREMOVABLE |
| Core Overall Length | 16.313 INCHES NOMINAL IN |
| Screw Thread Series Designator | UNEF BOTH ENDS |
| Thread Class | 2A BOTH ENDS A |
| Minor Diameter | UNABLE TO DECODE |
| Wrenching Facility Type | HEXAGON BOTH ENDS |
| Material | STEEL CORE |
| Material | STEEL CASING |
| 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 |
|---|---|
| JYLC456B PRIMARY | Ge Aviation Systems Llc Dba Ge Aviation Systems Llc (USA) |
NSN 3040-00-580-8071 is a Shaft Assembly,flexible, manufactured by Ge Aviation Systems Llc Dba Ge Aviation Systems Llc, classified under FSC 3040, Miscellaneous Power Transmission Equipment. Status: active.
NSN 3040-00-580-8071 has 1 manufacturer part number on file: JYLC456B (Ge Aviation Systems Llc Dba Ge Aviation Systems Llc).
Key specifications for JYLC456B: Width Across Flats: 0.750 INCHES NOMINAL BOTH ENDS IN; Spline Type: INVOLUTE BOTH ENDS; Flange Thickness: 0.063 INCHES NOMINAL BOTH ENDS IN; Cross Section Size and Location: 0.406 INCHES NOMINAL DIAMETER BOTH ENDS IN. 29 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.