The Shaft,shouldered, cataloged under National Stock Number 3040-01-079-1748, is classified within Federal Supply Class 3040 (Miscellaneous Power Transmission Equipment) of the Mechanical Power Transmission Equipment group. The manufacturer of record is Cummins Inc.. Government technical data includes 12 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3040-01-079-1748 |
| Primary Part Number | 302136100 |
| Item Name | Shaft,shouldered |
| FSC / FSG | 3040 / 30 — Miscellaneous Power Transmission Equipment |
| Manufacturer | Cummins Inc. |
| Status | ACTIVE |
| Step Quantity | 2 |
| First End Diameter | 0.8400 INCHES NOMINAL IN |
| Second End Diameter | 0.6800 INCHES NOMINAL IN |
| Largest Step Diameter | 0.874 INCHES NOMINAL IN |
| Second End Spline Minor Diameter | 0.6085 INCHES NOMINAL IN |
| First End Style | PLAIN |
| Second End Spline Major Diameter | 0.7335 INCHES NOMINAL IN |
| End Similarity | NOT IDENTICAL |
| Second End Spline Quantity | 11 |
| Second End Style | SPLINED (STRAIGHT) |
| Material | STEEL |
| Second End Spline Length | 0.720 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 |
|---|---|
| 302136100 PRIMARY | Cummins Inc. (USA) |
| MA280 21 024 PRIMARY | Am General Llc (USA) |
| Reference | Meaning |
|---|---|
| 199587 | 5/9 Secondary reference Cummins Inc. |
| 3021361 | 5/9 Secondary reference Cummins Inc. |
NSN 3040-01-079-1748 is a Shaft,shouldered, manufactured by Cummins Inc., classified under FSC 3040, Miscellaneous Power Transmission Equipment. Status: active.
NSN 3040-01-079-1748 has 2 manufacturer part numbers on file: 302136100 (Cummins Inc.), MA280 21 024 (Am General Llc).
Key specifications for 302136100: Step Quantity: 2; First End Diameter: 0.8400 INCHES NOMINAL IN; Second End Diameter: 0.6800 INCHES NOMINAL IN; Largest Step Diameter: 0.874 INCHES NOMINAL IN. 12 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.