The Shaft,shouldered, cataloged under National Stock Number 3040-01-151-7992, is classified within Federal Supply Class 3040 (Miscellaneous Power Transmission Equipment) of the Mechanical Power Transmission Equipment group. Government technical data includes 12 specifications, cited from the U.S. Government catalog. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3040-01-151-7992 |
| Item Name | Shaft,shouldered |
| FSC / FSG | 3040 / 30 — Miscellaneous Power Transmission Equipment |
| Status | ACTIVE |
| Surface Finish | 32.0 MICROINCHES |
| Second End External Thread Length | 2.636 INCHES NOMINAL IN |
| Step Quantity | 7 |
| First End Diameter | 1.5000 INCHES NOMINAL IN |
| Second End Diameter | 1.5000 INCHES NOMINAL IN |
| Largest Step Diameter | 3.875 INCHES NOMINAL IN |
| First End External Thread Length | 2.630 INCHES NOMINAL IN |
| First End Style | EXTERNAL THREADED |
| Material Document and Classification | QQ-N-286,CLASS A FED SPEC SINGLE MATERIAL RESPONSE |
| End Similarity | NOT IDENTICAL |
| Second End Style | EXTERNAL THREADED |
| Material | NICKEL ALLOY K-500 |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Hazardous per DLA record (HMIC Y) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| 87552-0608 | D/9 Drawing number reference only U.S. Government activity |
| 87552-0608 ITEM 18 | 3/2 Design control — primary reference U.S. Government activity |
| 515-4674116 | D/9 Drawing number reference only U.S. Government activity |
| 515-4674116 ITEM 18 | 5/2 Secondary reference U.S. Government activity |
NSN 3040-01-151-7992 is a Shaft,shouldered, classified under FSC 3040, Miscellaneous Power Transmission Equipment. Status: active.
Key specifications for 3040-01-151-7992: Surface Finish: 32.0 MICROINCHES; Second End External Thread Length: 2.636 INCHES NOMINAL IN; Step Quantity: 7; First End Diameter: 1.5000 INCHES NOMINAL IN. 12 specifications are documented in the U.S. Government catalog.
Hazardous per DLA record (HMIC Y). 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.