The Shaft,shouldered, cataloged under National Stock Number 3040-01-084-1324, 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 20 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3040-01-084-1324 |
| Primary Part Number | 12267822 |
| Item Name | Shaft,shouldered |
| FSC / FSG | 3040 / 30 — Miscellaneous Power Transmission Equipment |
| Manufacturer | U S Army Tank Automotive Command Amsta-Im-Mm |
| Status | ACTIVE |
| First End Pitch Diameter | 1.6875 INCHES NOMINAL IN |
| Step Quantity | 3 |
| First End Diameter | 1.7280 INCHES MINIMUM AND 1.7500 INCHES MAXIMUM IN |
| First End Spline Major Diameter | 1.7280 INCHES MINIMUM AND 1.7500 INCHES MAXIMUM IN |
| Second End Diameter | 1.7280 INCHES MINIMUM AND 1.7500 INCHES MAXIMUM IN |
| Largest Step Diameter | 1.728 INCHES MINIMUM AND 1.750 INCHES MAXIMUM IN |
| Second End Spline Minor Diameter | 1.5920 INCHES NOMINAL IN |
| First End Style | SPLINED (INVOLUTE) |
| Second End Spline Major Diameter | 1.7280 INCHES MINIMUM AND 1.7500 INCHES MAXIMUM IN |
| First End Pressure Angle | 30.0 DEGREES NOMINAL |
| First End Spline Length | 1.8200 INCHES NOMINAL IN |
| First End Spline Quantity | 27 |
| End Similarity | NOT IDENTICAL |
| Second End Spline Quantity | 27 |
| Second End Pressure Angle | 30.0 DEGREES NOMINAL |
| Second End Style | SPLINED (INVOLUTE) |
| First End Spline Minor Diameter | 1.5890 INCHES NOMINAL IN |
| Material | STEEL COMP 4140 |
| Second End Pitch Diameter | 1.6875 INCHES NOMINAL IN |
| Second End Spline Length | 1.8200 INCHES NOMINAL IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL B — Remove Demilitarization Key Points |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
NSN 3040-01-084-1324 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 3040-01-084-1324 has 2 manufacturer part numbers on file: 12267822 (U S Army Tank Automotive Command Amsta-Im-Mm), DAX12803 (Allison Transmission Inc Dba Allison Transmission, Inc).
Key specifications for 12267822: First End Pitch Diameter: 1.6875 INCHES NOMINAL IN; Step Quantity: 3; First End Diameter: 1.7280 INCHES MINIMUM AND 1.7500 INCHES MAXIMUM IN; First End Spline Major Diameter: 1.7280 INCHES MINIMUM AND 1.7500 INCHES MAXIMUM IN. 20 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 3040-01-084-1324 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.