The Shaft,shouldered, cataloged under National Stock Number 3040-01-140-3195, is classified within Federal Supply Class 3040 (Miscellaneous Power Transmission Equipment) of the Mechanical Power Transmission Equipment group. The manufacturer of record is The Boeing Company Div Defense. Government technical data includes 18 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3040-01-140-3195 |
| Primary Part Number | 74A550677-2003 |
| Item Name | Shaft,shouldered |
| FSC / FSG | 3040 / 30 — Miscellaneous Power Transmission Equipment |
| Manufacturer | The Boeing Company Div Defense |
| Status | ACTIVE |
| Surface Finish | 63.0 MICROINCHES |
| Second End External Thread Length | 1.436 INCHES NOMINAL IN |
| Step Quantity | 8 |
| First End Diameter | 0.7500 INCHES NOMINAL IN |
| Second End Diameter | 0.7500 INCHES NOMINAL IN |
| Largest Step Diameter | 1.625 INCHES NOMINAL IN |
| First End External Thread Length | 0.934 INCHES NOMINAL IN |
| First End Style | CIRCULAR GROOVED AND EXTERNALLY THREADED |
| Criticality Code Justification | FEAT |
| Second End Groove Diameter | 0.6550 INCHES NOMINAL IN |
| End Similarity | NOT IDENTICAL |
| First End Distance From End to Groove | 0.934 INCHES NOMINAL IN |
| Second End Groove Width | 0.1940 INCHES NOMINAL IN |
| Second End Distance From End to Groove | 1.436 INCHES NOMINAL IN |
| First End Groove Diameter | 0.6550 INCHES NOMINAL IN |
| Second End Style | CIRCULAR GROOVED AND EXTERNALLY THREADED |
| Material | STEEL CORROSION RESISTING |
| First End Groove Width | 0.1940 INCHES NOMINAL IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL Q — CCL Item — Commerce Control List |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | Y |
| Part Number | Manufacturer |
|---|---|
| 74A550677-2003 PRIMARY | The Boeing Company Div Defense (USA) |
| Reference | Meaning |
|---|---|
| 10106913 | 6/9 Informative reference only Nimikkeistokeskus Ncb Finland |
| 74A550677-2003 | 5/9 Secondary reference U.S. Government activity |
| 74A550677 | D/9 Drawing number reference only The Boeing Company Div Defense |
NSN 3040-01-140-3195 is a Shaft,shouldered, manufactured by The Boeing Company Div Defense, classified under FSC 3040, Miscellaneous Power Transmission Equipment. Status: active.
NSN 3040-01-140-3195 has 1 manufacturer part number on file: 74A550677-2003 (The Boeing Company Div Defense).
Key specifications for 74A550677-2003: Surface Finish: 63.0 MICROINCHES; Second End External Thread Length: 1.436 INCHES NOMINAL IN; Step Quantity: 8; First End Diameter: 0.7500 INCHES NOMINAL IN. 18 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.
NSN 3040-01-140-3195 has DEMIL Code Q. Demilitarization may be required before disposal or transfer to non-military entities.
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.