The Shaft,straight, cataloged under National Stock Number 3040-00-401-0488, is classified within Federal Supply Class 3040 (Miscellaneous Power Transmission Equipment) of the Mechanical Power Transmission Equipment group. The manufacturer of record is Parker Hannifin Corporation Div Chelsea Products Division. Government technical data includes 11 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 3040-00-401-0488 |
| Primary Part Number | 44-P-22 |
| Item Name | Shaft,straight |
| FSC / FSG | 3040 / 30 — Miscellaneous Power Transmission Equipment |
| Manufacturer | Parker Hannifin Corporation Div Chelsea Products Division |
| Status | ACTIVE |
| Surface Finish | 32.0 MICROINCHES |
| Second End Hole Diameter | 0.2650 INCHES MINIMUM AND 0.2720 INCHES MAXIMUM IN |
| First End Diameter | 0.9844 INCHES NOMINAL IN |
| Second End Diameter | 0.9844 INCHES NOMINAL IN |
| First End Style | PLAIN |
| Material Document and Classification | MIL-S-8690 MIL SPEC SINGLE MATERIAL RESPONSE |
| Second End Distance From Hole Center to End | 0.250 INCHES NOMINAL IN |
| Second End Hole Depth | 0.984 INCHES NOMINAL IN |
| End Similarity | NOT IDENTICAL |
| Second End Style | UNTHREADED CROSS DRILLED |
| Material | STEEL COMP 8620H |
| 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 |
|---|---|
| 44-P-22 PRIMARY | Parker Hannifin Corporation Div Chelsea Products Division (USA) |
| Reference | Meaning |
|---|---|
| 44P15 | 5/9 Secondary reference Parker Hannifin Corporation Div Chelsea Products Division |
| 10162903 | 7/2 Vendor item drawing reference Us Army Aviation and Missile Command |
NSN 3040-00-401-0488 is a Shaft,straight, manufactured by Parker Hannifin Corporation Div Chelsea Products Division, classified under FSC 3040, Miscellaneous Power Transmission Equipment. Status: active.
NSN 3040-00-401-0488 has 1 manufacturer part number on file: 44-P-22 (Parker Hannifin Corporation Div Chelsea Products Division).
1 possible match (shared part number, not a government interchangeability claim): 1560-01-304-9696. Verify interchangeability with system specifications before substitution.
Key specifications for 44-P-22: Surface Finish: 32.0 MICROINCHES; Second End Hole Diameter: 0.2650 INCHES MINIMUM AND 0.2720 INCHES MAXIMUM IN; First End Diameter: 0.9844 INCHES NOMINAL IN; Second End Diameter: 0.9844 INCHES NOMINAL IN. 11 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.