The Shaft,straight, cataloged under National Stock Number 3040-01-129-3558, is classified within Federal Supply Class 3040 (Miscellaneous Power Transmission Equipment) of the Mechanical Power Transmission Equipment group. The manufacturer of record is Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp. 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3040-01-129-3558 |
| Primary Part Number | 65311-03015-101 |
| Item Name | Shaft,straight |
| FSC / FSG | 3040 / 30 — Miscellaneous Power Transmission Equipment |
| Manufacturer | Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp |
| Status | ACTIVE |
| Surface Finish | 32.0 MICROINCHES |
| Second End Hole Diameter | 0.1552 INCHES MINIMUM AND 0.1557 INCHES MAXIMUM IN |
| First End Diameter | 0.6239 INCHES MINIMUM AND 0.6244 INCHES MAXIMUM IN |
| Second End Diameter | 0.6239 INCHES MINIMUM AND 0.6244 INCHES MAXIMUM IN |
| First End Style | UNTHREADED CROSS DRILLED |
| Material Document and Classification | MIL-S-6758,CONDITION C MIL SPEC SINGLE MATERIAL RESPONSE |
| Second End Distance From Hole Center to End | 0.346 INCHES NOMINAL IN |
| End Similarity | NOT IDENTICAL |
| First End Hole Diameter | 0.2056 INCHES MINIMUM AND 0.2061 INCHES MAXIMUM IN |
| Second End Style | UNTHREADED CROSS DRILLED |
| Material | STEEL COMP 4130 |
| First End Distance From Hole Center to End | 0.359 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 |
|---|---|
| 65311-03015-101 PRIMARY | Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp (USA) |
NSN 3040-01-129-3558 is a Shaft,straight, manufactured by Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp, classified under FSC 3040, Miscellaneous Power Transmission Equipment. Status: active.
NSN 3040-01-129-3558 has 1 manufacturer part number on file: 65311-03015-101 (Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp).
Key specifications for 65311-03015-101: Surface Finish: 32.0 MICROINCHES; Second End Hole Diameter: 0.1552 INCHES MINIMUM AND 0.1557 INCHES MAXIMUM IN; First End Diameter: 0.6239 INCHES MINIMUM AND 0.6244 INCHES MAXIMUM IN; Second End Diameter: 0.6239 INCHES MINIMUM AND 0.6244 INCHES MAXIMUM 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.