The Shaft,shouldered, cataloged under National Stock Number 3040-01-338-4428, is classified within Federal Supply Class 3040 (Miscellaneous Power Transmission Equipment) of the Mechanical Power Transmission Equipment group. The manufacturer of record is Indal Technologies Inc. Government technical data includes 7 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 3040-01-338-4428 |
| Primary Part Number | 6532D757-1 |
| Item Name | Shaft,shouldered |
| FSC / FSG | 3040 / 30 — Miscellaneous Power Transmission Equipment |
| Manufacturer | Indal Technologies Inc |
| Status | ACTIVE |
| Surface Finish | 32.0 MICROINCHES |
| First End Width Across Flats | 0.750 INCHES NOMINAL IN |
| Step Quantity | 3 |
| First End Diameter | 1.5000 INCHES NOMINAL IN |
| First End Step Length | 2.140 INCHES NOMINAL IN |
| First End Style | SQUARE (ROUND CORNERS) |
| End Similarity | IDENTICAL |
| 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 |
|---|---|
| 6532D757-1 PRIMARY | Indal Technologies Inc (CAN) |
| Reference | Meaning |
|---|---|
| 6532D757 | D/9 Drawing number reference only Superex Canada Ltd |
| 6532D757-1 | 5/2 Secondary reference U.S. Government activity |
NSN 3040-01-338-4428 is a Shaft,shouldered, manufactured by Indal Technologies Inc, classified under FSC 3040, Miscellaneous Power Transmission Equipment. Status: active.
NSN 3040-01-338-4428 has 1 manufacturer part number on file: 6532D757-1 (Indal Technologies Inc).
Key specifications for 6532D757-1: Surface Finish: 32.0 MICROINCHES; First End Width Across Flats: 0.750 INCHES NOMINAL IN; Step Quantity: 3; First End Diameter: 1.5000 INCHES NOMINAL IN. 7 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.