The Shaft,shouldered, cataloged under National Stock Number 3040-00-021-4403, is classified within Federal Supply Class 3040 (Miscellaneous Power Transmission Equipment) of the Mechanical Power Transmission Equipment group. The manufacturer of record is Rosemount Aerospace Inc Dba Rosemount Aerospace Inc. Government technical data includes 8 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 3040-00-021-4403 |
| Primary Part Number | 02318-0144-0200 |
| Item Name | Shaft,shouldered |
| FSC / FSG | 3040 / 30 — Miscellaneous Power Transmission Equipment |
| Manufacturer | Rosemount Aerospace Inc Dba Rosemount Aerospace Inc |
| Status | ACTIVE |
| Step Quantity | 6 |
| First End Diameter | 0.8650 INCHES NOMINAL IN |
| Second End Diameter | 0.5620 INCHES NOMINAL IN |
| Largest Step Diameter | 0.999 INCHES MINIMUM AND 1.010 INCHES MAXIMUM IN |
| First End Style | PLAIN |
| End Similarity | NOT IDENTICAL |
| Second End Style | PLAIN |
| Material | ALUMINUM ALLOY 2024 |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL Q — CCL Item — Commerce Control List |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 02318-0144-0200 PRIMARY | Rosemount Aerospace Inc Dba Rosemount Aerospace Inc (USA) |
| Reference | Meaning |
|---|---|
| W21046-200 | 5/9 Secondary reference Rosemount Aerospace Inc Dba Rosemount Aerospace Inc |
| W21046-200 | 5/9 Secondary reference Emerson Electric Co Alco Controls Div |
NSN 3040-00-021-4403 is a Shaft,shouldered, manufactured by Rosemount Aerospace Inc Dba Rosemount Aerospace Inc, classified under FSC 3040, Miscellaneous Power Transmission Equipment. Status: active.
NSN 3040-00-021-4403 has 1 manufacturer part number on file: 02318-0144-0200 (Rosemount Aerospace Inc Dba Rosemount Aerospace Inc).
Key specifications for 02318-0144-0200: Step Quantity: 6; First End Diameter: 0.8650 INCHES NOMINAL IN; Second End Diameter: 0.5620 INCHES NOMINAL IN; Largest Step Diameter: 0.999 INCHES MINIMUM AND 1.010 INCHES MAXIMUM IN. 8 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.
NSN 3040-00-021-4403 has DEMIL Code Q. Demilitarization may be required before disposal or transfer to non-military entities.
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.