The Shaft,straight, cataloged under National Stock Number 3040-01-436-6544, is classified within Federal Supply Class 3040 (Miscellaneous Power Transmission Equipment) of the Mechanical Power Transmission Equipment group. The manufacturer of record is Hydraulics International, Inc. Dba Hydraulics International Inc. Government technical data includes 9 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3040-01-436-6544 |
| Primary Part Number | 3141AS477-1 |
| Item Name | Shaft,straight |
| FSC / FSG | 3040 / 30 — Miscellaneous Power Transmission Equipment |
| Manufacturer | Hydraulics International, Inc. Dba Hydraulics International Inc |
| Status | ACTIVE |
| Surface Finish | 125.0 MICROINCHES |
| First End Diameter | 0.3520 INCHES NOMINAL IN |
| Second End Diameter | 0.3520 INCHES NOMINAL IN |
| First End Style | PLAIN |
| Material Document and Classification | AMS 5604 ASSN STD SINGLE MATERIAL RESPONSE OR AMS 5643 ASSN STD SINGLE MATERIAL RESPONSE |
| Second End Distance From Hole Center to End | 0.442 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 |
|---|---|
| 3141AS477-1 | Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier (USA) |
| 3141AS477-1 PRIMARY | Hydraulics International, Inc. Dba Hydraulics International Inc (USA) |
| Reference | Meaning |
|---|---|
| 3141AS477-1 | 5/9 Secondary reference Meggitt Defense Systems, Inc. Dba Meggitt Western Design |
| 3141AS477-1 | C/1 Advisory reference — outside the item-of-supply concept Meggitt Defense Systems, Inc. Dba Meggitt Defense Systems Inc |
| 3141AS477 | D/9 Drawing number reference only Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier |
NSN 3040-01-436-6544 is a Shaft,straight, manufactured by Hydraulics International, Inc. Dba Hydraulics International Inc, classified under FSC 3040, Miscellaneous Power Transmission Equipment. Status: active.
NSN 3040-01-436-6544 has 2 manufacturer part numbers on file: 3141AS477-1 (Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier), 3141AS477-1 (Hydraulics International, Inc. Dba Hydraulics International Inc).
Key specifications for 3141AS477-1: Surface Finish: 125.0 MICROINCHES; First End Diameter: 0.3520 INCHES NOMINAL IN; Second End Diameter: 0.3520 INCHES NOMINAL IN; First End Style: PLAIN. 9 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.