The Shaft,shouldered, cataloged under National Stock Number 3040-00-679-7941, 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 19 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 | 3040-00-679-7941 |
| Primary Part Number | 9092325 |
| Item Name | Shaft,shouldered |
| FSC / FSG | 3040 / 30 — Miscellaneous Power Transmission Equipment |
| Manufacturer | U S Army Tank Automotive Command Amsta-Im-Mm |
| Status | ACTIVE |
| Second End Hole Diameter | 0.1560 INCHES NOMINAL IN |
| Second End External Thread Length | 0.875 INCHES NOMINAL IN |
| Step Quantity | 6 |
| First End Diameter | 1.2650 INCHES NOMINAL IN |
| First End Spline Major Diameter | 1.3500 INCHES MINIMUM AND 1.3550 INCHES MAXIMUM IN |
| Second End Diameter | 1.4960 INCHES MINIMUM AND 1.4980 INCHES MAXIMUM IN |
| Largest Step Diameter | 1.871 INCHES MINIMUM AND 1.873 INCHES MAXIMUM IN |
| First End Style | SPLINED (STRAIGHT) |
| Material Document and Classification | MIL-S-46172 MIL SPEC SINGLE MATERIAL RESPONSE |
| Second End Groove Diameter | 0.7800 INCHES NOMINAL IN |
| Second End Distance From Hole Center to End | 0.210 INCHES NOMINAL IN |
| First End Spline Length | 2.250 INCHES NOMINAL IN |
| First End Spline Quantity | 10 |
| End Similarity | NOT IDENTICAL |
| Second End Groove Width | 0.1200 INCHES NOMINAL IN |
| Second End Distance From End to Groove | 0.750 INCHES NOMINAL IN |
| Second End Style | CIRCULAR GROOVED, CROSS DRILLED HOLE, AND EXTERNALLY THREADED |
| First End Spline Minor Diameter | 1.1360 INCHES MINIMUM AND 1.1410 INCHES MAXIMUM IN |
| Material | STEEL COMP 4137 |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL B — Remove Demilitarization Key Points |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 9092325 PRIMARY | U S Army Tank Automotive Command Amsta-Im-Mm (USA) |
NSN 3040-00-679-7941 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 3040-00-679-7941 has 1 manufacturer part number on file: 9092325 (U S Army Tank Automotive Command Amsta-Im-Mm).
Key specifications for 9092325: Second End Hole Diameter: 0.1560 INCHES NOMINAL IN; Second End External Thread Length: 0.875 INCHES NOMINAL IN; Step Quantity: 6; First End Diameter: 1.2650 INCHES NOMINAL IN. 19 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 3040-00-679-7941 has DEMIL Code B. 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.