The Shaft,straight, cataloged under National Stock Number 3040-01-423-4380, is classified within Federal Supply Class 3040 (Miscellaneous Power Transmission Equipment) of the Mechanical Power Transmission Equipment group. The manufacturer of record is Huntington Ingalls Inc Div Newport News Shipbuilding. 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3040-01-423-4380 |
| Primary Part Number | 211017755 |
| Item Name | Shaft,straight |
| FSC / FSG | 3040 / 30 — Miscellaneous Power Transmission Equipment |
| Manufacturer | Huntington Ingalls Inc Div Newport News Shipbuilding |
| Status | ACTIVE |
| Surface Finish | 32.0 MICROINCHES |
| Second End Hole Diameter | 0.2500 INCHES NOMINAL IN |
| First End Diameter | 0.7500 INCHES NOMINAL IN |
| Second End Diameter | 0.7500 INCHES NOMINAL IN |
| First End Style | PLAIN |
| Material Document and Classification | ASTM-A108 GR 1018 COND CD ASSN STD SINGLE MATERIAL RESPONSE |
| Second End Hole Depth | 0.7500 INCHES NOMINAL IN |
| End Similarity | NOT IDENTICAL |
| Second End Style | UNTHREADED CROSS DRILLED |
| Material | STEEL |
| 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 |
|---|---|
| 561-6404325-168 | Naval Sea Systems Command (USA) |
| 211017755 PRIMARY | Huntington Ingalls Inc Div Newport News Shipbuilding (USA) |
| Reference | Meaning |
|---|---|
| DF2018-470 | D/9 Drawing number reference only Huntington Ingalls Inc Div Newport News Shipbuilding |
| 6404325 | D/9 Drawing number reference only Naval Sea Systems Command |
NSN 3040-01-423-4380 is a Shaft,straight, manufactured by Huntington Ingalls Inc Div Newport News Shipbuilding, classified under FSC 3040, Miscellaneous Power Transmission Equipment. Status: active.
NSN 3040-01-423-4380 has 2 manufacturer part numbers on file: 561-6404325-168 (Naval Sea Systems Command), 211017755 (Huntington Ingalls Inc Div Newport News Shipbuilding).
Key specifications for 211017755: Surface Finish: 32.0 MICROINCHES; Second End Hole Diameter: 0.2500 INCHES NOMINAL IN; First End Diameter: 0.7500 INCHES NOMINAL IN; Second End Diameter: 0.7500 INCHES NOMINAL IN. 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.
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.