The Shaft,shouldered, cataloged under National Stock Number 3040-01-353-7492, is classified within Federal Supply Class 3040 (Miscellaneous Power Transmission Equipment) of the Mechanical Power Transmission Equipment group. The manufacturer of record is Lockheed Martin Corporation Div Rms. Government technical data includes 13 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 3040-01-353-7492 |
| Primary Part Number | 7240124P001 |
| Item Name | Shaft,shouldered |
| FSC / FSG | 3040 / 30 — Miscellaneous Power Transmission Equipment |
| Manufacturer | Lockheed Martin Corporation Div Rms |
| Status | ACTIVE |
| Second End Hole Diameter | 0.1280 INCHES NOMINAL IN |
| Step Quantity | 2 |
| First End Diameter | 0.4800 INCHES NOMINAL IN |
| First End Flat Depth | 0.0600 INCHES NOMINAL IN |
| Second End Diameter | 0.3050 INCHES MINIMUM AND 0.3100 INCHES MAXIMUM IN |
| Largest Step Diameter | 0.4800 INCHES NOMINAL IN |
| First End Style | FLATTED |
| Material Document and Classification | QQ-S-763,CL 303 COND A FED SPEC SINGLE MATERIAL RESPONSE |
| Second End Distance From Hole Center to End | 0.1300 INCHES NOMINAL IN |
| End Similarity | NOT IDENTICAL |
| Second End Style | UNTHREADED CROSS DRILLED |
| First End Flat Length | 1.2000 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 |
|---|---|
| 7240124P001 PRIMARY | Lockheed Martin Corporation Div Rms (USA) |
| Reference | Meaning |
|---|---|
| 7240124 | D/9 Drawing number reference only Lockheed Martin Corporation Div Rms |
NSN 3040-01-353-7492 is a Shaft,shouldered, manufactured by Lockheed Martin Corporation Div Rms, classified under FSC 3040, Miscellaneous Power Transmission Equipment. Status: active.
NSN 3040-01-353-7492 has 1 manufacturer part number on file: 7240124P001 (Lockheed Martin Corporation Div Rms).
Key specifications for 7240124P001: Second End Hole Diameter: 0.1280 INCHES NOMINAL IN; Step Quantity: 2; First End Diameter: 0.4800 INCHES NOMINAL IN; First End Flat Depth: 0.0600 INCHES NOMINAL 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.