The Shaft,shouldered, cataloged under National Stock Number 3040-00-167-4043, is classified within Federal Supply Class 3040 (Miscellaneous Power Transmission Equipment) of the Mechanical Power Transmission Equipment group. The manufacturer of record is Curtiss-Wright Electro-Mechanical Corporation Div Epd. Government technical data includes 15 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 3040-00-167-4043 |
| Primary Part Number | X3VM10X13A379 |
| Item Name | Shaft,shouldered |
| FSC / FSG | 3040 / 30 — Miscellaneous Power Transmission Equipment |
| Manufacturer | Curtiss-Wright Electro-Mechanical Corporation Div Epd |
| Status | ACTIVE |
| Second End External Thread Length | 0.500 INCHES NOMINAL IN |
| Step Quantity | 3 |
| First End Diameter | 2.0000 INCHES NOMINAL IN |
| Second End Diameter | 0.9380 INCHES NOMINAL IN |
| Largest Step Diameter | 2.000 INCHES NOMINAL IN |
| First End Hole Depth | 2.000 INCHES NOMINAL IN |
| First End Style | UNTHREADED CROSS DRILLED |
| Second End Keyway Width | 0.2500 INCHES NOMINAL IN |
| Second End Keyway Depth | 0.125 INCHES NOMINAL IN |
| End Similarity | NOT IDENTICAL |
| First End Hole Diameter | 0.3750 INCHES NOMINAL IN |
| Second End Style | EXTERNALLY THREADED AND FLAT KEYWAY |
| Material | STEEL CORROSION RESISTING |
| First End Distance From Hole Center to End | 0.625 INCHES NOMINAL IN |
| External Keyway Length | 2.000 INCHES NOMINAL SECOND END 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 |
|---|---|
| 10318-D-18 | Curtiss-Wright Electro-Mechanical Corporation Div Epd (USA) |
| X3VM10X13A379 PRIMARY | Curtiss-Wright Electro-Mechanical Corporation Div Epd (USA) |
| Reference | Meaning |
|---|---|
| X3VM10X13A379 | 3/9 Design control — primary reference U.S. Government activity |
| 10318-D-18 | 5/9 Secondary reference U.S. Government activity |
NSN 3040-00-167-4043 is a Shaft,shouldered, manufactured by Curtiss-Wright Electro-Mechanical Corporation Div Epd, classified under FSC 3040, Miscellaneous Power Transmission Equipment. Status: active.
NSN 3040-00-167-4043 has 2 manufacturer part numbers on file: 10318-D-18 (Curtiss-Wright Electro-Mechanical Corporation Div Epd), X3VM10X13A379 (Curtiss-Wright Electro-Mechanical Corporation Div Epd).
Key specifications for X3VM10X13A379: Second End External Thread Length: 0.500 INCHES NOMINAL IN; Step Quantity: 3; First End Diameter: 2.0000 INCHES NOMINAL IN; Second End Diameter: 0.9380 INCHES NOMINAL IN. 15 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.