The Shaft,straight, cataloged under National Stock Number 3040-00-579-4097, is classified within Federal Supply Class 3040 (Miscellaneous Power Transmission Equipment) of the Mechanical Power Transmission Equipment group. The manufacturer of record is Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier. Government technical data includes 10 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 3040-00-579-4097 |
| Primary Part Number | 2547250 |
| Item Name | Shaft,straight |
| FSC / FSG | 3040 / 30 — Miscellaneous Power Transmission Equipment |
| Manufacturer | Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier |
| Status | ACTIVE |
| Surface Finish | 125.0 MICROINCHES |
| First End Diameter | 0.2496 INCHES MINIMUM AND 0.2498 INCHES MAXIMUM IN |
| Second End Diameter | 0.2496 INCHES MINIMUM AND 0.2498 INCHES MAXIMUM IN |
| First End Style | CIRCULAR GROOVED |
| Second End Distance From Hole Center to End | 0.228 INCHES NOMINAL IN |
| End Similarity | NOT IDENTICAL |
| First End Groove Diameter | 0.2300 INCHES NOMINAL IN |
| Second End Style | UNTHREADED CROSS DRILLED |
| Material | STEEL COMP 416 |
| First End Groove Width | 0.0290 INCHES NOMINAL IN |
| 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 |
| Part Number | Manufacturer |
|---|---|
| L340004077 | Lockheed Martin Librascope Corporation (USA) |
| 2547250 PRIMARY | Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier (USA) |
| Reference | Meaning |
|---|---|
| BUWEPSDWG254725 | C/1 Advisory reference — outside the item-of-supply concept Lockheed Martin Librascope Corporation |
NSN 3040-00-579-4097 is a Shaft,straight, manufactured by Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier, classified under FSC 3040, Miscellaneous Power Transmission Equipment. Status: active.
NSN 3040-00-579-4097 has 2 manufacturer part numbers on file: L340004077 (Lockheed Martin Librascope Corporation), 2547250 (Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier).
Key specifications for 2547250: Surface Finish: 125.0 MICROINCHES; First End Diameter: 0.2496 INCHES MINIMUM AND 0.2498 INCHES MAXIMUM IN; Second End Diameter: 0.2496 INCHES MINIMUM AND 0.2498 INCHES MAXIMUM IN; First End Style: CIRCULAR GROOVED. 10 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 3040-00-579-4097 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.