The Shaft,straight, cataloged under National Stock Number 3040-01-220-0033, is classified within Federal Supply Class 3040 (Miscellaneous Power Transmission Equipment) of the Mechanical Power Transmission Equipment group. The manufacturer of record is Naval Sea Systems Command. Government technical data includes 10 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3040-01-220-0033 |
| Primary Part Number | 704-5765851 ITEM 35 |
| Item Name | Shaft,straight |
| FSC / FSG | 3040 / 30 — Miscellaneous Power Transmission Equipment |
| Manufacturer | Naval Sea Systems Command |
| Status | ACTIVE |
| Surface Finish | 63.0 MICROINCHES |
| First End Diameter | 1.3650 INCHES NOMINAL IN |
| First End Hole Depth | 1.365 INCHES NOMINAL IN |
| First End Style | CROSS DRILLED HOLE AND INTERNALLY THREADED |
| First End Internal Thread Length | 0.125 INCHES NOMINAL IN |
| Material Document and Classification | ASTM-A564 TY630 ASSN STD SINGLE MATERIAL RESPONSE |
| End Similarity | IDENTICAL |
| First End Hole Diameter | 0.1250 INCHES NOMINAL IN |
| Material | STEEL CORROSION RESISTING |
| First End Distance From Hole Center to End | 1.130 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 |
|---|---|
| 704-5765851 ITEM 35 | Naval Sea Systems Command (USA) |
| Reference | Meaning |
|---|---|
| 88611510B1 ITEM 35 | 3/2 Design control — primary reference U.S. Government activity |
| 88611510B1 | D/9 Drawing number reference only U.S. Government activity |
| 704-5765851 | D/9 Drawing number reference only Naval Sea Systems Command |
NSN 3040-01-220-0033 is a Shaft,straight, manufactured by Naval Sea Systems Command, classified under FSC 3040, Miscellaneous Power Transmission Equipment. Status: active.
NSN 3040-01-220-0033 has 1 manufacturer part number on file: 704-5765851 ITEM 35 (Naval Sea Systems Command).
1 possible match (shared part number, not a government interchangeability claim): 3040-01-221-5612. Verify interchangeability with system specifications before substitution.
Key specifications for 704-5765851 ITEM 35: Surface Finish: 63.0 MICROINCHES; First End Diameter: 1.3650 INCHES NOMINAL IN; First End Hole Depth: 1.365 INCHES NOMINAL IN; First End Style: CROSS DRILLED HOLE AND INTERNALLY THREADED. 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.