The Shaft,shouldered, cataloged under National Stock Number 3040-01-063-4790, 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 16 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 | 3040-01-063-4790 |
| Primary Part Number | 10940713 |
| Item Name | Shaft,shouldered |
| FSC / FSG | 3040 / 30 — Miscellaneous Power Transmission Equipment |
| Manufacturer | U S Army Tank Automotive Command Amsta-Im-Mm |
| Status | ACTIVE |
| Surface Finish | 63.0 MICROINCHES |
| Step Quantity | 3 |
| First End Diameter | 1.5600 INCHES NOMINAL IN |
| First End Distance From Keyway Center to End | 2.240 INCHES NOMINAL IN |
| Second End Diameter | 1.3780 INCHES NOMINAL IN |
| Largest Step Diameter | 1.530 INCHES NOMINAL IN |
| First End Style | INDENTED FLAT KEYWAY |
| Second End Groove Diameter | 1.2820 INCHES NOMINAL IN |
| First End Keyway Depth | 0.173 INCHES NOMINAL IN |
| End Similarity | NOT IDENTICAL |
| Second End Groove Width | 0.0390 INCHES NOMINAL IN |
| Second End Distance From End to Groove | 0.410 INCHES NOMINAL IN |
| Second End Style | CIRCULAR GROOVED |
| Material | STEEL CORROSION RESISTING |
| External Keyway Length | 1.690 INCHES NOMINAL FIRST END IN |
| First End Keyway Width | 0.2460 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 |
|---|---|
| 10940713 PRIMARY | U S Army Tank Automotive Command Amsta-Im-Mm (USA) |
NSN 3040-01-063-4790 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 3040-01-063-4790 has 1 manufacturer part number on file: 10940713 (U S Army Tank Automotive Command Amsta-Im-Mm).
Key specifications for 10940713: Surface Finish: 63.0 MICROINCHES; Step Quantity: 3; First End Diameter: 1.5600 INCHES NOMINAL IN; First End Distance From Keyway Center to End: 2.240 INCHES NOMINAL IN. 16 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.