The Shaft,shouldered, cataloged under National Stock Number 3040-01-111-4741, 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 14 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 | 3040-01-111-4741 |
| Primary Part Number | 12292448 |
| 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 | 6 |
| First End Diameter | 0.4999 INCHES MINIMUM AND 0.5002 INCHES MAXIMUM IN |
| Second End Diameter | 0.4990 INCHES NOMINAL IN |
| Largest Step Diameter | 0.6692 INCHES MINIMUM AND 0.6695 INCHES MAXIMUM IN |
| First End Style | CIRCULAR GROOVED |
| Material Document and Classification | AISI4140 ASSN STD SINGLE MATERIAL RESPONSE OR AISI4340 ASSN STD SINGLE MATERIAL RESPONSE |
| Second End Slot Depth | 0.468 INCHES NOMINAL IN |
| End Similarity | NOT IDENTICAL |
| Second End Slot Width | 0.190 INCHES NOMINAL IN |
| First End Distance From End to Groove | 0.129 INCHES NOMINAL IN |
| First End Groove Diameter | 0.4670 INCHES NOMINAL IN |
| Second End Style | SLOTTED |
| Material | STEEL COMP 4140 OR STEEL COMP 4340 |
| First End Groove Width | 0.0390 INCHES MINIMUM AND 0.0490 INCHES MAXIMUM 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 |
| Part Number | Manufacturer |
|---|---|
| 12292448 PRIMARY | U S Army Tank Automotive Command Amsta-Im-Mm (USA) |
NSN 3040-01-111-4741 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 3040-01-111-4741 has 1 manufacturer part number on file: 12292448 (U S Army Tank Automotive Command Amsta-Im-Mm).
Key specifications for 12292448: Step Quantity: 6; First End Diameter: 0.4999 INCHES MINIMUM AND 0.5002 INCHES MAXIMUM IN; Second End Diameter: 0.4990 INCHES NOMINAL IN; Largest Step Diameter: 0.6692 INCHES MINIMUM AND 0.6695 INCHES MAXIMUM IN. 14 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 3040-01-111-4741 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.