The Shaft,shouldered, cataloged under National Stock Number 3040-01-310-0053, is classified within Federal Supply Class 3040 (Miscellaneous Power Transmission Equipment) of the Mechanical Power Transmission Equipment group. Government technical data includes 9 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3040-01-310-0053 |
| Item Name | Shaft,shouldered |
| FSC / FSG | 3040 / 30 — Miscellaneous Power Transmission Equipment |
| Status | ACTIVE |
| Step Quantity | 6 |
| First End Diameter | 0.3185 INCHES NOMINAL IN |
| Largest Step Diameter | 0.436 INCHES NOMINAL IN |
| First End Slot Width | 0.0460 INCHES NOMINAL IN |
| First End Style | SLOTTED |
| Material Document and Classification | ASTM A331 ASSN STD SINGLE MATERIAL RESPONSE |
| End Similarity | IDENTICAL |
| First End Slot Depth | 0.0620 INCHES NOMINAL IN |
| Material | STEEL COMP 4140 |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL Q — CCL Item — Commerce Control List |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| 9282579-01 | 3/2 Design control — primary reference U.S. Government activity |
| 31W-0161 | 5/9 Secondary reference Bae Systems Land & Armaments L.p. |
NSN 3040-01-310-0053 is a Shaft,shouldered, classified under FSC 3040, Miscellaneous Power Transmission Equipment. Status: active.
Key specifications for 3040-01-310-0053: Step Quantity: 6; First End Diameter: 0.3185 INCHES NOMINAL IN; Largest Step Diameter: 0.436 INCHES NOMINAL IN; First End Slot Width: 0.0460 INCHES NOMINAL IN. 9 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.
NSN 3040-01-310-0053 has DEMIL Code Q. Demilitarization may be required before disposal or transfer to non-military entities.
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.