The Shaft,shouldered, cataloged under National Stock Number 3040-01-109-4593, is classified within Federal Supply Class 3040 (Miscellaneous Power Transmission Equipment) of the Mechanical Power Transmission Equipment group. The manufacturer of record is U S Army Tank Automotive Command Amsta-Im-Mm. Government technical data includes 12 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3040-01-109-4593 |
| Primary Part Number | 11629052 |
| Item Name | Shaft,shouldered |
| FSC / FSG | 3040 / 30 — Miscellaneous Power Transmission Equipment |
| Manufacturer | U S Army Tank Automotive Command Amsta-Im-Mm |
| Status | ACTIVE |
| Second End Hole Diameter | 0.0650 INCHES NOMINAL IN |
| Step Quantity | 3 |
| First End Diameter | 0.2500 INCHES NOMINAL IN |
| First End Flat Depth | 0.0595 INCHES MINIMUM AND 0.0600 INCHES MAXIMUM IN |
| Second End Diameter | 0.2490 INCHES NOMINAL IN |
| Largest Step Diameter | 0.560 INCHES NOMINAL IN |
| First End Style | FLATTED |
| Second End Distance From Hole Center to End | 0.110 INCHES NOMINAL IN |
| End Similarity | NOT IDENTICAL |
| Second End Style | UNTHREADED CROSS DRILLED |
| First End Flat Length | 0.330 INCHES NOMINAL IN |
| Material | STEEL |
| 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 |
|---|---|
| 11629052 PRIMARY | U S Army Tank Automotive Command Amsta-Im-Mm (USA) |
| Reference | Meaning |
|---|---|
| 11629052 | 5/2 Secondary reference U.S. Government activity |
NSN 3040-01-109-4593 is a Shaft,shouldered, manufactured by U S Army Tank Automotive Command Amsta-Im-Mm, classified under FSC 3040, Miscellaneous Power Transmission Equipment. Status: active.
NSN 3040-01-109-4593 has 1 manufacturer part number on file: 11629052 (U S Army Tank Automotive Command Amsta-Im-Mm).
Key specifications for 11629052: Second End Hole Diameter: 0.0650 INCHES NOMINAL IN; Step Quantity: 3; First End Diameter: 0.2500 INCHES NOMINAL IN; First End Flat Depth: 0.0595 INCHES MINIMUM AND 0.0600 INCHES MAXIMUM IN. 12 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.