The Shaft,shouldered, cataloged under National Stock Number 3040-00-110-6889, is classified within Federal Supply Class 3040 (Miscellaneous Power Transmission Equipment) of the Mechanical Power Transmission Equipment group. Government technical data includes 11 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 3040-00-110-6889 |
| Item Name | Shaft,shouldered |
| FSC / FSG | 3040 / 30 — Miscellaneous Power Transmission Equipment |
| Status | ACTIVE |
| Second End External Thread Length | 0.5710 INCHES NOMINAL IN |
| Step Quantity | 7 |
| First End Diameter | 0.6695 INCHES MINIMUM AND 0.6698 INCHES MAXIMUM IN |
| Second End Diameter | 1.6815 INCHES MINIMUM AND 1.6875 INCHES MAXIMUM IN |
| Largest Step Diameter | 2.0050 INCHES MINIMUM AND 2.0150 INCHES MAXIMUM IN |
| First End Style | INTERNAL THREADED |
| First End Internal Thread Length | 0.5050 INCHES NOMINAL IN |
| Material Document and Classification | AMS 6260 ASSN STD SINGLE MATERIAL RESPONSE |
| End Similarity | NOT IDENTICAL |
| Second End Style | EXTERNAL THREADED |
| 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 |
| Reference | Meaning |
|---|---|
| 698455-1 | 3/2 Design control — primary reference U.S. Government activity |
NSN 3040-00-110-6889 is a Shaft,shouldered, classified under FSC 3040, Miscellaneous Power Transmission Equipment. Status: active.
1 possible match (shared part number, not a government interchangeability claim): 5998-01-374-6600. Verify interchangeability with system specifications before substitution.
Key specifications for 3040-00-110-6889: Second End External Thread Length: 0.5710 INCHES NOMINAL IN; Step Quantity: 7; First End Diameter: 0.6695 INCHES MINIMUM AND 0.6698 INCHES MAXIMUM IN; Second End Diameter: 1.6815 INCHES MINIMUM AND 1.6875 INCHES MAXIMUM 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.