The Shaft,shouldered, cataloged under National Stock Number 3040-01-467-0392, 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 18 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 3040-01-467-0392 |
| Primary Part Number | 12375285 |
| 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 | 125.0 MICROINCHES |
| Step Quantity | 1 |
| First End Diameter | 0.4723 INCHES MINIMUM AND 0.4726 INCHES MAXIMUM IN |
| Second End Diameter | 0.4989 INCHES MINIMUM AND 0.4994 INCHES MAXIMUM IN |
| Largest Step Diameter | 0.4989 INCHES MINIMUM AND 0.4994 INCHES MAXIMUM IN |
| First End Style | CIRCULAR GROOVED |
| Material Document and Classification | ASTMA322 ASSN STD SINGLE MATERIAL RESPONSE |
| Second End Groove Diameter | 0.4660 INCHES MINIMUM AND 0.4700 INCHES MAXIMUM IN |
| Second End Slot Depth | 0.4420 INCHES NOMINAL IN |
| End Similarity | NOT IDENTICAL |
| Second End Slot Width | 0.2190 INCHES NOMINAL IN |
| First End Distance From End to Groove | 0.1250 INCHES NOMINAL IN |
| Second End Groove Width | 0.0390 INCHES MINIMUM AND 0.0420 INCHES MAXIMUM IN |
| Second End Distance From End to Groove | 0.6690 INCHES NOMINAL IN |
| First End Groove Diameter | 0.4410 INCHES MINIMUM AND 0.4450 INCHES MAXIMUM IN |
| Second End Style | CIRCULAR GROOVED AND SLOTTED |
| Material | STEEL COMP 4140 |
| First End Groove Width | 0.0290 INCHES MINIMUM AND 0.0320 INCHES MAXIMUM 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 |
|---|---|
| 12375285 | U S Army Tank Automotive Command Amsta-Im-Mm (USA) |
| Reference | Meaning |
|---|---|
| 12375285 | 3/2 Design control — primary reference U.S. Government activity |
NSN 3040-01-467-0392 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 3040-01-467-0392 has 1 manufacturer part number on file: 12375285 (U S Army Tank Automotive Command Amsta-Im-Mm).
Key specifications for 12375285: Surface Finish: 125.0 MICROINCHES; Step Quantity: 1; First End Diameter: 0.4723 INCHES MINIMUM AND 0.4726 INCHES MAXIMUM IN; Second End Diameter: 0.4989 INCHES MINIMUM AND 0.4994 INCHES MAXIMUM IN. 18 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.