The Shaft,shouldered, cataloged under National Stock Number 3040-00-651-3549, is classified within Federal Supply Class 3040 (Miscellaneous Power Transmission Equipment) of the Mechanical Power Transmission Equipment group. Government technical data includes 9 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 3040-00-651-3549 |
| Item Name | Shaft,shouldered |
| FSC / FSG | 3040 / 30 — Miscellaneous Power Transmission Equipment |
| Status | ACTIVE |
| FSC Application Data | DRIVE UNIT,HYDRAULIC,BOOM EXTENSION,ACFT 1650005115280 P/N D115-2 |
| Largest Step Diameter | 0.467 INCHES MINIMUM AND 0.468 INCHES MAXIMUM IN |
| Second End Spline Minor Diameter | 0.2640 INCHES MINIMUM AND 0.2710 INCHES MAXIMUM IN |
| First End Style | PLAIN |
| Second End Spline Major Diameter | 0.3300 INCHES MINIMUM AND 0.3330 INCHES MAXIMUM IN |
| End Similarity | NOT IDENTICAL |
| Second End Style | SPLINED (STRAIGHT) |
| Material | STEEL |
| Second End Spline Length | 0.500 INCHES NOMINAL IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL Q — CCL Item — Commerce Control List |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| 21115-1025 | 3/9 Design control — primary reference Lucas Aerospace Power Equipment Corporation |
NSN 3040-00-651-3549 is a Shaft,shouldered, classified under FSC 3040, Miscellaneous Power Transmission Equipment. Status: active.
Key specifications for 3040-00-651-3549: FSC Application Data: DRIVE UNIT,HYDRAULIC,BOOM EXTENSION,ACFT 1650005115280 P/N D115-2; Largest Step Diameter: 0.467 INCHES MINIMUM AND 0.468 INCHES MAXIMUM IN; Second End Spline Minor Diameter: 0.2640 INCHES MINIMUM AND 0.2710 INCHES MAXIMUM IN; First End Style: PLAIN. 9 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.
NSN 3040-00-651-3549 has DEMIL Code Q. Demilitarization may be required before disposal or transfer to non-military entities.
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.