The Shaft,shouldered, cataloged under National Stock Number 3040-01-164-1206, is classified within Federal Supply Class 3040 (Miscellaneous Power Transmission Equipment) of the Mechanical Power Transmission Equipment group. The manufacturer of record is Hansome Energy Systems Inc. Government technical data includes 13 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3040-01-164-1206 |
| Primary Part Number | HAN 475-1 |
| Item Name | Shaft,shouldered |
| FSC / FSG | 3040 / 30 — Miscellaneous Power Transmission Equipment |
| Manufacturer | Hansome Energy Systems Inc |
| Status | ACTIVE |
| Surface Finish | 63.0 MICROINCHES |
| Second End External Thread Length | 0.375 INCHES NOMINAL IN |
| Step Quantity | 14 |
| First End Diameter | 1.8740 INCHES MINIMUM AND 1.8750 INCHES MAXIMUM IN |
| Second End Diameter | 0.9690 INCHES NOMINAL IN |
| Largest Step Diameter | 2.844 INCHES NOMINAL IN |
| First End Style | FLAT KEYWAY |
| First End Keyway Depth | 0.250 INCHES NOMINAL IN |
| End Similarity | NOT IDENTICAL |
| Second End Style | EXTERNAL THREADED |
| Material | STEEL |
| External Keyway Length | 3.500 INCHES NOMINAL FIRST END IN |
| First End Keyway Width | 0.5000 INCHES NOMINAL 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 |
|---|---|
| A-326-15 ITEM 43 | Hansome Energy Systems Inc (USA) |
| HAN 475-1 PRIMARY | Hansome Energy Systems Inc (USA) |
NSN 3040-01-164-1206 is a Shaft,shouldered, manufactured by Hansome Energy Systems Inc, classified under FSC 3040, Miscellaneous Power Transmission Equipment. Status: active.
NSN 3040-01-164-1206 has 2 manufacturer part numbers on file: A-326-15 ITEM 43 (Hansome Energy Systems Inc), HAN 475-1 (Hansome Energy Systems Inc).
Key specifications for HAN 475-1: Surface Finish: 63.0 MICROINCHES; Second End External Thread Length: 0.375 INCHES NOMINAL IN; Step Quantity: 14; First End Diameter: 1.8740 INCHES MINIMUM AND 1.8750 INCHES MAXIMUM IN. 13 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.