The Shaft,shouldered, cataloged under National Stock Number 3040-00-887-3296, is classified within Federal Supply Class 3040 (Miscellaneous Power Transmission Equipment) of the Mechanical Power Transmission Equipment group. The manufacturer of record is Hamilton Sundstrand Corporation Dba Collins Aerospace. 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3040-00-887-3296 |
| Primary Part Number | 556546 |
| Item Name | Shaft,shouldered |
| FSC / FSG | 3040 / 30 — Miscellaneous Power Transmission Equipment |
| Manufacturer | Hamilton Sundstrand Corporation Dba Collins Aerospace |
| Status | ACTIVE |
| Second End External Thread Length | 0.440 INCHES NOMINAL IN |
| Step Quantity | 3 |
| First End Diameter | 0.2010 INCHES MINIMUM AND 0.2020 INCHES MAXIMUM IN |
| Second End Diameter | 0.1800 INCHES MINIMUM AND 0.1900 INCHES MAXIMUM IN |
| Largest Step Diameter | 0.500 INCHES NOMINAL IN |
| First End Style | PLAIN |
| Material Document and Classification | AMS5616 ASSN STD SINGLE MATERIAL RESPONSE |
| End Similarity | NOT IDENTICAL |
| Second End Style | EXTERNAL THREADED |
| Material | STEEL CORROSION RESISTING |
| 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 |
|---|---|
| 556546 PRIMARY | Hamilton Sundstrand Corporation Dba Collins Aerospace (USA) |
NSN 3040-00-887-3296 is a Shaft,shouldered, manufactured by Hamilton Sundstrand Corporation Dba Collins Aerospace, classified under FSC 3040, Miscellaneous Power Transmission Equipment. Status: active.
NSN 3040-00-887-3296 has 1 manufacturer part number on file: 556546 (Hamilton Sundstrand Corporation Dba Collins Aerospace).
Key specifications for 556546: Second End External Thread Length: 0.440 INCHES NOMINAL IN; Step Quantity: 3; First End Diameter: 0.2010 INCHES MINIMUM AND 0.2020 INCHES MAXIMUM IN; Second End Diameter: 0.1800 INCHES MINIMUM AND 0.1900 INCHES MAXIMUM 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.