The Shaft,straight, cataloged under National Stock Number 3040-00-239-2438, is classified within Federal Supply Class 3040 (Miscellaneous Power Transmission Equipment) of the Mechanical Power Transmission Equipment group. The manufacturer of record is Safran Power Usa 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3040-00-239-2438 |
| Primary Part Number | 23064-1012 |
| Item Name | Shaft,straight |
| FSC / FSG | 3040 / 30 — Miscellaneous Power Transmission Equipment |
| Manufacturer | Safran Power Usa Llc |
| Status | ACTIVE |
| Second End External Thread Length | 0.750 INCHES NOMINAL IN |
| First End Diameter | 0.8600 INCHES NOMINAL IN |
| First End Spline Major Diameter | 0.8670 INCHES NOMINAL IN |
| Second End Diameter | 0.8600 INCHES NOMINAL IN |
| First End Style | SPLINED (STRAIGHT) |
| First End Spline Length | 0.630 INCHES NOMINAL IN |
| End Similarity | NOT IDENTICAL |
| Second End Style | EXTERNAL THREADED |
| First End Spline Minor Diameter | 0.6930 INCHES NOMINAL IN |
| Material | STEEL |
| 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 |
|---|---|
| 23064-1012 PRIMARY | Safran Power Usa Llc (USA) |
| Reference | Meaning |
|---|---|
| 23064-1012 | 3/9 Design control — primary reference Lucas Aerospace Power Equipment Corporation |
NSN 3040-00-239-2438 is a Shaft,straight, manufactured by Safran Power Usa Llc, classified under FSC 3040, Miscellaneous Power Transmission Equipment. Status: active.
NSN 3040-00-239-2438 has 1 manufacturer part number on file: 23064-1012 (Safran Power Usa Llc).
Key specifications for 23064-1012: Second End External Thread Length: 0.750 INCHES NOMINAL IN; First End Diameter: 0.8600 INCHES NOMINAL IN; First End Spline Major Diameter: 0.8670 INCHES NOMINAL IN; Second End Diameter: 0.8600 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.