The Shaft,shouldered, cataloged under National Stock Number 3040-01-156-5372, 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. Government technical data includes 3 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through both NSN and commercial part number lookups. 5 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3040-01-156-5372 |
| Primary Part Number | 7-211350027-3 |
| Item Name | Shaft,shouldered |
| FSC / FSG | 3040 / 30 — Miscellaneous Power Transmission Equipment |
| Manufacturer | The Boeing Company |
| Status | ACTIVE |
| Step Quantity | 3 |
| Largest Step Diameter | 4.525 INCHES NOMINAL IN |
| End Similarity | IDENTICAL |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL Q — CCL Item — Commerce Control List |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | F |
| Part Number | Manufacturer |
|---|---|
| 7-211350027-3 | The Boeing Company (USA) |
| Reference | Meaning |
|---|---|
| 19E204-3ACL103 | 5/9 Secondary reference U.S. Government activity |
| 7-211350027 | 5/9 Secondary reference Mcdonnell Douglas Helicopter Co Inc |
| 7-211350027-3 | 5/9 Secondary reference Mcdonnell Douglas Helicopter Co Inc |
| 19E204-3BCL103 | 3/2 Design control — primary reference U.S. Government activity |
| 7-211350027 | 5/9 Secondary reference The Boeing Company |
NSN 3040-01-156-5372 is a Shaft,shouldered, manufactured by The Boeing Company, classified under FSC 3040, Miscellaneous Power Transmission Equipment. Status: active.
NSN 3040-01-156-5372 has 1 manufacturer part number on file: 7-211350027-3 (The Boeing Company).
Key specifications for 7-211350027-3: Step Quantity: 3; Largest Step Diameter: 4.525 INCHES NOMINAL IN; Overall Length: 53.377 INCHES NOMINAL IN; End Similarity: IDENTICAL. 3 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 3040-01-156-5372 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.