The Shaft,shouldered, cataloged under National Stock Number 3040-01-242-2934, is classified within Federal Supply Class 3040 (Miscellaneous Power Transmission Equipment) of the Mechanical Power Transmission Equipment group. The manufacturer of record is The Boeing Company Div Legacy Am&m. Government technical data includes 13 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 | 3040-01-242-2934 |
| Primary Part Number | L5330578-003 |
| Item Name | Shaft,shouldered |
| FSC / FSG | 3040 / 30 — Miscellaneous Power Transmission Equipment |
| Manufacturer | The Boeing Company Div Legacy Am&m |
| Status | ACTIVE |
| Surface Finish | 32.0 MICROINCHES |
| Second End Hole Diameter | 0.0650 INCHES NOMINAL IN |
| Second End External Thread Length | 0.440 INCHES NOMINAL IN |
| Step Quantity | 4 |
| First End Diameter | 0.6220 INCHES NOMINAL IN |
| Second End Diameter | 0.3750 INCHES NOMINAL IN |
| Largest Step Diameter | 0.910 INCHES NOMINAL IN |
| First End Style | PLAIN |
| Material Document and Classification | AMS 5629 PH13-8MO ASSN STD SINGLE MATERIAL RESPONSE |
| Second End Distance From Hole Center to End | 0.218 INCHES NOMINAL IN |
| End Similarity | NOT IDENTICAL |
| Second End Style | CROSS DRILLED AND EXTERNALLY THREADED |
| Material | STEEL CORROSION RESISTING |
| 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 |
|---|---|
| L5330578-003 PRIMARY | The Boeing Company Div Legacy Am&m (USA) |
NSN 3040-01-242-2934 is a Shaft,shouldered, manufactured by The Boeing Company Div Legacy Am&m, classified under FSC 3040, Miscellaneous Power Transmission Equipment. Status: active.
NSN 3040-01-242-2934 has 1 manufacturer part number on file: L5330578-003 (The Boeing Company Div Legacy Am&m).
Key specifications for L5330578-003: Surface Finish: 32.0 MICROINCHES; Second End Hole Diameter: 0.0650 INCHES NOMINAL IN; Second End External Thread Length: 0.440 INCHES NOMINAL IN; Step Quantity: 4. 13 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.