The Shaft,shouldered, cataloged under National Stock Number 3040-01-118-6097, is classified within Federal Supply Class 3040 (Miscellaneous Power Transmission Equipment) of the Mechanical Power Transmission Equipment group. The manufacturer of record is Gst Industries Inc.. Government technical data includes 18 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3040-01-118-6097 |
| Primary Part Number | 16L404-7 |
| Item Name | Shaft,shouldered |
| FSC / FSG | 3040 / 30 — Miscellaneous Power Transmission Equipment |
| Manufacturer | Gst Industries Inc. |
| Status | ACTIVE |
| Surface Finish | 63.0 MICROINCHES |
| Second End Hole Diameter | 0.1040 INCHES NOMINAL IN |
| First End Pitch Diameter | 0.4688 INCHES NOMINAL IN |
| Step Quantity | 3 |
| First End Diameter | 0.5000 INCHES NOMINAL IN |
| First End Spline Major Diameter | 0.5000 INCHES NOMINAL IN |
| Second End Diameter | 0.2494 INCHES NOMINAL IN |
| Largest Step Diameter | 0.3743 INCHES NOMINAL IN |
| First End Style | SPLINED (INVOLUTE) |
| Material Document and Classification | AMS 5629 ASSN STD SINGLE MATERIAL RESPONSE |
| First End Pressure Angle | 30.0 DEGREES NOMINAL |
| Second End Distance From Hole Center to End | 0.1190 INCHES NOMINAL IN |
| First End Spline Length | 0.5000 INCHES NOMINAL IN |
| First End Spline Quantity | 15 |
| End Similarity | NOT IDENTICAL |
| Second End Style | UNTHREADED CROSS DRILLED |
| First End Spline Minor Diameter | 0.4063 INCHES NOMINAL IN |
| 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 |
|---|---|
| 16L404-7 PRIMARY | Gst Industries Inc. (USA) |
| Reference | Meaning |
|---|---|
| 16L404-7 | 5/2 Secondary reference U.S. Government activity |
NSN 3040-01-118-6097 is a Shaft,shouldered, manufactured by Gst Industries Inc., classified under FSC 3040, Miscellaneous Power Transmission Equipment. Status: active.
NSN 3040-01-118-6097 has 1 manufacturer part number on file: 16L404-7 (Gst Industries Inc.).
Key specifications for 16L404-7: Surface Finish: 63.0 MICROINCHES; Second End Hole Diameter: 0.1040 INCHES NOMINAL IN; First End Pitch Diameter: 0.4688 INCHES NOMINAL IN; Step Quantity: 3. 18 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.