The Shaft,shouldered, cataloged under National Stock Number 3040-01-238-2373, is classified within Federal Supply Class 3040 (Miscellaneous Power Transmission Equipment) of the Mechanical Power Transmission Equipment group. The manufacturer of record is Safran Electronics & Defense, Avionics Usa, Llc. Government technical data includes 6 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3040-01-238-2373 |
| Primary Part Number | 454-15870-000 |
| Item Name | Shaft,shouldered |
| FSC / FSG | 3040 / 30 — Miscellaneous Power Transmission Equipment |
| Manufacturer | Safran Electronics & Defense, Avionics Usa, Llc |
| Status | ACTIVE |
| Step Quantity | 3 |
| First End Diameter | 0.7600 INCHES NOMINAL IN |
| Largest Step Diameter | 0.540 INCHES NOMINAL IN |
| Material Document and Classification | MIL-S-7720,TYPE 303 MIL STD SINGLE MATERIAL RESPONSE |
| End Similarity | IDENTICAL |
| 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 |
|---|---|
| 454-15870-000 PRIMARY | Safran Electronics & Defense, Avionics Usa, Llc (USA) |
| Reference | Meaning |
|---|---|
| 454-15870 | D/9 Drawing number reference only U.S. Government activity |
| 454-15870-000 | 3/9 Design control — primary reference U.S. Government activity |
NSN 3040-01-238-2373 is a Shaft,shouldered, manufactured by Safran Electronics & Defense, Avionics Usa, Llc, classified under FSC 3040, Miscellaneous Power Transmission Equipment. Status: active.
NSN 3040-01-238-2373 has 1 manufacturer part number on file: 454-15870-000 (Safran Electronics & Defense, Avionics Usa, Llc).
Key specifications for 454-15870-000: Step Quantity: 3; First End Diameter: 0.7600 INCHES NOMINAL IN; Largest Step Diameter: 0.540 INCHES NOMINAL IN; Material Document and Classification: MIL-S-7720,TYPE 303 MIL STD SINGLE MATERIAL RESPONSE. 6 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.