The Shaft,straight, cataloged under National Stock Number 3040-01-165-9542, is classified within Federal Supply Class 3040 (Miscellaneous Power Transmission Equipment) of the Mechanical Power Transmission Equipment group. The manufacturer of record is Oshkosh Defense Llc. Government technical data includes 10 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3040-01-165-9542 |
| Primary Part Number | 1354120 |
| Item Name | Shaft,straight |
| FSC / FSG | 3040 / 30 — Miscellaneous Power Transmission Equipment |
| Manufacturer | Oshkosh Defense Llc |
| Status | ACTIVE |
| Second End Grooved Flat Length | 0.3100 INCHES NOMINAL IN |
| First End Diameter | 1.5000 INCHES NOMINAL IN |
| Second End Distance From End to Flat | 0.438 INCHES NOMINAL IN |
| Second End Diameter | 1.5000 INCHES NOMINAL IN |
| First End Style | PLAIN |
| End Similarity | NOT IDENTICAL |
| Second End Grooved Flat Depth | 0.310 INCHES NOMINAL IN |
| Second End Style | FLAT GROOVED AND INTERNALLY THREADED |
| Material | STEEL COMP 1045 |
| Second End Internal Thread Length | 0.375 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 |
|---|---|
| 1354120 PRIMARY | Oshkosh Defense Llc (USA) |
| Reference | Meaning |
|---|---|
| 1354120 | 5/9 Secondary reference Oshkosh Corp |
NSN 3040-01-165-9542 is a Shaft,straight, manufactured by Oshkosh Defense Llc, classified under FSC 3040, Miscellaneous Power Transmission Equipment. Status: active.
NSN 3040-01-165-9542 has 1 manufacturer part number on file: 1354120 (Oshkosh Defense Llc).
1 possible match (shared part number, not a government interchangeability claim): 5331-01-202-3781. Verify interchangeability with system specifications before substitution.
Key specifications for 1354120: Second End Grooved Flat Length: 0.3100 INCHES NOMINAL IN; First End Diameter: 1.5000 INCHES NOMINAL IN; Second End Distance From End to Flat: 0.438 INCHES NOMINAL IN; Second End Diameter: 1.5000 INCHES NOMINAL IN. 10 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.