The Shaft,shouldered, cataloged under National Stock Number 3040-01-592-1444, is classified within Federal Supply Class 3040 (Miscellaneous Power Transmission Equipment) of the Mechanical Power Transmission Equipment group. The manufacturer of record is Habco Industries Llc. Government technical data includes 14 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 | 3040-01-592-1444 |
| Primary Part Number | 6408-S3-1-10 |
| Item Name | Shaft,shouldered |
| FSC / FSG | 3040 / 30 — Miscellaneous Power Transmission Equipment |
| Manufacturer | Habco Industries Llc |
| Status | ACTIVE |
| Step Quantity | 1 |
| First End Diameter | 0.9980 INCHES MINIMUM AND 0.9990 INCHES MAXIMUM IN |
| Second End Diameter | 1.2480 INCHES MINIMUM AND 1.2490 INCHES MAXIMUM IN |
| Largest Step Diameter | 1.248 INCHES MINIMUM AND 1.249 INCHES MAXIMUM IN |
| First End Style | FLAT KEYWAY |
| Second End Keyway Width | 0.3110 INCHES MINIMUM AND 0.3120 INCHES MAXIMUM IN |
| First End Keyway Depth | 0.132 INCHES NOMINAL IN |
| Second End Keyway Depth | 0.161 INCHES NOMINAL IN |
| End Similarity | NOT IDENTICAL |
| Second End Style | FLAT KEYWAY |
| Material | ALUMINUM OR STEEL |
| External Keyway Length | 2.800 INCHES NOMINAL SECOND END IN |
| External Keyway Length | 1.600 INCHES NOMINAL FIRST END IN |
| First End Keyway Width | 0.2490 INCHES MINIMUM AND 0.2500 INCHES MAXIMUM 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 |
|---|---|
| 6408-S3-1-10 PRIMARY | Habco Industries Llc (USA) |
NSN 3040-01-592-1444 is a Shaft,shouldered, manufactured by Habco Industries Llc, classified under FSC 3040, Miscellaneous Power Transmission Equipment. Status: active.
NSN 3040-01-592-1444 has 1 manufacturer part number on file: 6408-S3-1-10 (Habco Industries Llc).
Key specifications for 6408-S3-1-10: Step Quantity: 1; First End Diameter: 0.9980 INCHES MINIMUM AND 0.9990 INCHES MAXIMUM IN; Second End Diameter: 1.2480 INCHES MINIMUM AND 1.2490 INCHES MAXIMUM IN; Largest Step Diameter: 1.248 INCHES MINIMUM AND 1.249 INCHES MAXIMUM IN. 14 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.