The Shaft,shouldered, cataloged under National Stock Number 3040-00-157-3650, 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 | 3040-00-157-3650 |
| Primary Part Number | 8351268 |
| 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 | 50.0 MICROINCHES |
| Second End Hole Diameter | 0.1250 INCHES NOMINAL IN |
| Step Quantity | 5 |
| First End Diameter | 2.7732 INCHES MINIMUM AND 2.7738 INCHES MAXIMUM IN |
| Second End Diameter | 1.9362 INCHES MINIMUM AND 1.9368 INCHES MAXIMUM IN |
| Largest Step Diameter | 2.770 INCHES MINIMUM AND 2.774 INCHES MAXIMUM IN |
| First End Style | CIRCULAR GROOVED |
| Material Document and Classification | QQ-S-624 FED SPEC ALL MATERIAL RESPONSES |
| Second End Distance From Hole Center to End | 2.038 INCHES NOMINAL IN |
| Second End Hole Depth | 0.968 INCHES NOMINAL IN |
| End Similarity | NOT IDENTICAL |
| First End Distance From End to Groove | 0.493 INCHES NOMINAL IN |
| First End Groove Diameter | 2.5530 INCHES MINIMUM AND 2.5630 INCHES MAXIMUM IN |
| Second End Style | UNTHREADED CROSS DRILLED |
| Material | STEEL COMP 8625 |
| First End Groove Width | 0.1870 INCHES NOMINAL 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 |
|---|---|
| 8351268 PRIMARY | U S Army Tank Automotive Command Amsta-Im-Mm (USA) |
NSN 3040-00-157-3650 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 3040-00-157-3650 has 1 manufacturer part number on file: 8351268 (U S Army Tank Automotive Command Amsta-Im-Mm).
Key specifications for 8351268: Surface Finish: 50.0 MICROINCHES; Second End Hole Diameter: 0.1250 INCHES NOMINAL IN; Step Quantity: 5; First End Diameter: 2.7732 INCHES MINIMUM AND 2.7738 INCHES MAXIMUM 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.
NSN 3040-00-157-3650 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.