The Shaft,shouldered, cataloged under National Stock Number 3040-01-306-0267, is classified within Federal Supply Class 3040 (Miscellaneous Power Transmission Equipment) of the Mechanical Power Transmission Equipment group. The manufacturer of record is Fm Af, Llc Dba American Fan Company. Government technical data includes 13 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3040-01-306-0267 |
| Primary Part Number | 1389443 |
| Item Name | Shaft,shouldered |
| FSC / FSG | 3040 / 30 — Miscellaneous Power Transmission Equipment |
| Manufacturer | Fm Af, Llc Dba American Fan Company |
| Status | ACTIVE |
| Second End External Thread Length | 0.781 INCHES NOMINAL IN |
| Step Quantity | 6 |
| First End Diameter | 0.9636 INCHES MINIMUM AND 0.9690 INCHES MAXIMUM IN |
| Second End Diameter | 0.7756 INCHES MINIMUM AND 0.7810 INCHES MAXIMUM IN |
| Largest Step Diameter | 2.938 INCHES NOMINAL IN |
| First End External Thread Length | 0.656 INCHES NOMINAL IN |
| First End Style | EXTERNAL THREADED |
| Second End Keyway Width | 0.1880 INCHES NOMINAL IN |
| Second End Keyway Depth | 0.078 INCHES NOMINAL IN |
| End Similarity | NOT IDENTICAL |
| Second End Style | EXTERNALLY THREADED AND FLAT KEYWAY |
| Material | STEEL CORROSION RESISTING |
| External Keyway Length | 0.625 INCHES NOMINAL SECOND END IN |
| 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 |
|---|---|
| FF 17360 PIECE 12 | Fm Af, Llc Dba American Fan Company (USA) |
| 1389443 PRIMARY | Fm Af, Llc Dba American Fan Company (USA) |
| Reference | Meaning |
|---|---|
| FF 17360 | D/9 Drawing number reference only Fm Af, Llc Dba American Fan Company |
NSN 3040-01-306-0267 is a Shaft,shouldered, manufactured by Fm Af, Llc Dba American Fan Company, classified under FSC 3040, Miscellaneous Power Transmission Equipment. Status: active.
NSN 3040-01-306-0267 has 2 manufacturer part numbers on file: FF 17360 PIECE 12 (Fm Af, Llc Dba American Fan Company), 1389443 (Fm Af, Llc Dba American Fan Company).
Key specifications for 1389443: Second End External Thread Length: 0.781 INCHES NOMINAL IN; Step Quantity: 6; First End Diameter: 0.9636 INCHES MINIMUM AND 0.9690 INCHES MAXIMUM IN; Second End Diameter: 0.7756 INCHES MINIMUM AND 0.7810 INCHES MAXIMUM IN. 13 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.