The Shaft,straight, cataloged under National Stock Number 3040-01-294-4384, is classified within Federal Supply Class 3040 (Miscellaneous Power Transmission Equipment) of the Mechanical Power Transmission Equipment group. The manufacturer of record is Flowserve Corporation Dba Flowserve Div Services Business Unit. Government technical data includes 1 specification, cited from the U.S. Government catalog. The record lists 3 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3040-01-294-4384 |
| Primary Part Number | 2503X |
| Item Name | Shaft,straight |
| FSC / FSG | 3040 / 30 — Miscellaneous Power Transmission Equipment |
| Manufacturer | Flowserve Corporation Dba Flowserve Div Services Business Unit |
| Status | ACTIVE |
| 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 |
|---|---|
| 2503X | Curtiss-Wright Electro-Mechanical Corporation Div Epd (USA) |
| 2503X PRIMARY | Flowserve Corporation Dba Flowserve Div Services Business Unit (USA) |
| 1-D-2529 ITEM 1.1 | Curtiss-Wright Electro-Mechanical Corporation Div Epd (USA) |
| Reference | Meaning |
|---|---|
| 1-D-2529 | D/9 Drawing number reference only U.S. Government activity |
| 1-D-2529 ITEM 1.1 | 5/9 Secondary reference U.S. Government activity |
| 2503X | 5/9 Secondary reference U.S. Government activity |
NSN 3040-01-294-4384 is a Shaft,straight, manufactured by Flowserve Corporation Dba Flowserve Div Services Business Unit, classified under FSC 3040, Miscellaneous Power Transmission Equipment. Status: active.
NSN 3040-01-294-4384 has 3 manufacturer part numbers on file: 2503X (Curtiss-Wright Electro-Mechanical Corporation Div Epd), 2503X (Flowserve Corporation Dba Flowserve Div Services Business Unit), 1-D-2529 ITEM 1.1 (Curtiss-Wright Electro-Mechanical Corporation Div Epd).
Key specifications for 2503X: Material: STEEL CORROSION RESISTING. 1 specification is 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.