The Shaft,shouldered, cataloged under National Stock Number 3040-01-160-8957, is classified within Federal Supply Class 3040 (Miscellaneous Power Transmission Equipment) of the Mechanical Power Transmission Equipment group. The manufacturer of record is Aljers Llc. Government technical data includes 12 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3040-01-160-8957 |
| Primary Part Number | 244526001 |
| Item Name | Shaft,shouldered |
| FSC / FSG | 3040 / 30 — Miscellaneous Power Transmission Equipment |
| Manufacturer | Aljers Llc |
| Status | ACTIVE |
| Second End External Thread Length | 0.563 INCHES NOMINAL IN |
| Step Quantity | 14 |
| First End Diameter | 2.1250 INCHES NOMINAL IN |
| Second End Diameter | 2.1570 INCHES NOMINAL IN |
| Largest Step Diameter | 4.094 INCHES NOMINAL IN |
| First End Style | FLAT KEYWAY |
| First End Keyway Depth | 0.125 INCHES NOMINAL IN |
| End Similarity | NOT IDENTICAL |
| Second End Style | EXTERNAL THREADED |
| Material | STEEL COMP 4140 OR STEEL COMP 4340 |
| External Keyway Length | 2.500 INCHES NOMINAL FIRST END IN |
| First End Keyway Width | 0.1880 INCHES NOMINAL 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 |
|---|---|
| 244526001 PRIMARY | Aljers Llc (USA) |
| Reference | Meaning |
|---|---|
| 244526-0-01 | 3/9 Design control — primary reference U.S. Government activity |
| 3444-8 PIECE 40 | 5/9 Secondary reference U.S. Government activity |
NSN 3040-01-160-8957 is a Shaft,shouldered, manufactured by Aljers Llc, classified under FSC 3040, Miscellaneous Power Transmission Equipment. Status: active.
NSN 3040-01-160-8957 has 1 manufacturer part number on file: 244526001 (Aljers Llc).
Key specifications for 244526001: Second End External Thread Length: 0.563 INCHES NOMINAL IN; Step Quantity: 14; First End Diameter: 2.1250 INCHES NOMINAL IN; Second End Diameter: 2.1570 INCHES NOMINAL IN. 12 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.