The Shaft,shouldered, cataloged under National Stock Number 3040-01-042-8143, 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 Commercial. Government technical data includes 9 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 3040-01-042-8143 |
| Primary Part Number | 6-60400 |
| Item Name | Shaft,shouldered |
| FSC / FSG | 3040 / 30 — Miscellaneous Power Transmission Equipment |
| Manufacturer | The Boeing Company Div Commercial |
| Status | ACTIVE |
| Second End Diameter | 0.4990 INCHES NOMINAL IN |
| First End Style | CIRCULAR GROOVED |
| End Similarity | NOT IDENTICAL |
| First End Distance From End to Groove | 0.140 INCHES NOMINAL IN |
| Second End Groove Width | 0.0900 INCHES NOMINAL IN |
| Second End Distance From End to Groove | 0.830 INCHES NOMINAL IN |
| Second End Style | EXTERNAL THREADED |
| Material | STEEL COMP 1052 |
| First End Groove Width | 0.0900 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 | X |
| Part Number | Manufacturer |
|---|---|
| 6-60400 PRIMARY | The Boeing Company Div Commercial (USA) |
| Reference | Meaning |
|---|---|
| 6-60400 | 5/9 Secondary reference U.S. Government activity |
| 69-26660-1 | 5/9 Secondary reference The Boeing Company Div Commercial |
| 69-26660-1 | 5/9 Secondary reference U.S. Government activity |
NSN 3040-01-042-8143 is a Shaft,shouldered, manufactured by The Boeing Company Div Commercial, classified under FSC 3040, Miscellaneous Power Transmission Equipment. Status: active.
NSN 3040-01-042-8143 has 1 manufacturer part number on file: 6-60400 (The Boeing Company Div Commercial).
1 possible match (shared part number, not a government interchangeability claim): 3040-01-687-7081. Verify interchangeability with system specifications before substitution.
Key specifications for 6-60400: Second End Diameter: 0.4990 INCHES NOMINAL IN; First End Style: CIRCULAR GROOVED; End Similarity: NOT IDENTICAL; First End Distance From End to Groove: 0.140 INCHES NOMINAL IN. 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.
NSN 3040-01-042-8143 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.