The Shaft,shouldered, cataloged under National Stock Number 3040-00-904-6910, is classified within Federal Supply Class 3040 (Miscellaneous Power Transmission Equipment) of the Mechanical Power Transmission Equipment group. The manufacturer of record is Waterous Company. Government technical data includes 13 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. 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 | 3040-00-904-6910 |
| Primary Part Number | 61445 |
| Item Name | Shaft,shouldered |
| FSC / FSG | 3040 / 30 — Miscellaneous Power Transmission Equipment |
| Manufacturer | Waterous Company |
| Status | ACTIVE |
| Second End Hole Diameter | 0.2500 INCHES NOMINAL IN |
| Step Quantity | 2 |
| First End Diameter | 1.0625 INCHES NOMINAL IN |
| First End Distance From Keyway Center to End | 1.122 INCHES NOMINAL IN |
| Second End Diameter | 1.1770 INCHES NOMINAL IN |
| Largest Step Diameter | 1.177 INCHES NOMINAL IN |
| First End Style | WOODRUFF KEYWAY |
| Second End Distance From Hole Center to End | 3.250 INCHES NOMINAL IN |
| End Similarity | NOT IDENTICAL |
| Second End Style | UNTHREADED CROSS DRILLED |
| Material | STEEL |
| External Keyway Length | 1.000 INCHES NOMINAL FIRST END IN |
| First End Keyway Width | 0.2500 INCHES NOMINAL 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 |
|---|---|
| 61445 PRIMARY | Waterous Company (USA) |
NSN 3040-00-904-6910 is a Shaft,shouldered, manufactured by Waterous Company, classified under FSC 3040, Miscellaneous Power Transmission Equipment. Status: active.
NSN 3040-00-904-6910 has 1 manufacturer part number on file: 61445 (Waterous Company).
1 possible match (shared part number, not a government interchangeability claim): 6105-01-279-9560. Verify interchangeability with system specifications before substitution.
Key specifications for 61445: Second End Hole Diameter: 0.2500 INCHES NOMINAL IN; Step Quantity: 2; First End Diameter: 1.0625 INCHES NOMINAL IN; First End Distance From Keyway Center to End: 1.122 INCHES NOMINAL 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.