The Shaft,shouldered, cataloged under National Stock Number 3040-01-109-4594, 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 3040-01-109-4594 |
| Primary Part Number | 11629054 |
| Item Name | Shaft,shouldered |
| FSC / FSG | 3040 / 30 — Miscellaneous Power Transmission Equipment |
| Manufacturer | U S Army Tank Automotive Command Amsta-Im-Mm |
| Status | ACTIVE |
| Step Quantity | 3 |
| First End Diameter | 0.3110 INCHES MINIMUM AND 0.3115 INCHES MAXIMUM IN |
| Second End Diameter | 0.4100 INCHES NOMINAL IN |
| Largest Step Diameter | 0.499 INCHES MINIMUM AND 0.500 INCHES MAXIMUM IN |
| Second End Spline Minor Diameter | 0.4290 INCHES NOMINAL IN |
| First End Style | PLAIN |
| Second End Spline Major Diameter | 0.4970 INCHES NOMINAL IN |
| End Similarity | NOT IDENTICAL |
| Second End Spline Quantity | 2 |
| Second End Style | SPLINED (STRAIGHT) |
| Material | STEEL |
| Second End Spline Length | 0.250 INCHES NOMINAL IN |
| 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 |
|---|---|
| 11629054 PRIMARY | U S Army Tank Automotive Command Amsta-Im-Mm (USA) |
| Reference | Meaning |
|---|---|
| 11629054 | 5/2 Secondary reference U.S. Government activity |
NSN 3040-01-109-4594 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 3040-01-109-4594 has 1 manufacturer part number on file: 11629054 (U S Army Tank Automotive Command Amsta-Im-Mm).
Key specifications for 11629054: Step Quantity: 3; First End Diameter: 0.3110 INCHES MINIMUM AND 0.3115 INCHES MAXIMUM IN; Second End Diameter: 0.4100 INCHES NOMINAL IN; Largest Step Diameter: 0.499 INCHES MINIMUM AND 0.500 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.