The Shaft,shouldered, cataloged under National Stock Number 3040-01-502-9368, is classified within Federal Supply Class 3040 (Miscellaneous Power Transmission Equipment) of the Mechanical Power Transmission Equipment group. The manufacturer of record is Reliance Electric Company Dba Reliance & Dodge Brands. Government technical data includes 15 specifications, cited from the U.S. Government catalog. The record lists 3 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 3040-01-502-9368 |
| Primary Part Number | 607991-71-A |
| Item Name | Shaft,shouldered |
| FSC / FSG | 3040 / 30 — Miscellaneous Power Transmission Equipment |
| Manufacturer | Reliance Electric Company Dba Reliance & Dodge Brands |
| Status | ACTIVE |
| Step Quantity | 11 |
| First End Diameter | 0.9370 INCHES NOMINAL IN |
| Second End Diameter | 0.8742 INCHES NOMINAL IN |
| Largest Step Diameter | 1.625 INCHES NOMINAL IN |
| First End Style | FLAT KEYWAY |
| Second End Keyway Width | 0.1890 INCHES NOMINAL IN |
| First End Keyway Depth | 0.144 INCHES NOMINAL IN |
| Second End Keyway Depth | 0.103 INCHES NOMINAL IN |
| End Similarity | NOT IDENTICAL |
| Second End Style | FLAT KEYWAYS AND INTERNALLY THREADED |
| Material | STEEL CORROSION RESISTING |
| Second End Internal Thread Length | 1.120 INCHES NOMINAL IN |
| External Keyway Length | 1.730 INCHES NOMINAL SECOND END IN |
| External Keyway Length | 1.000 INCHES NOMINAL FIRST END IN |
| First End Keyway Width | 0.2510 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 |
|---|---|
| 801625-582 REV A PC. NO.40 | Reliance Electric Company Dba Reliance & Dodge Brands (USA) |
| 801625-583 REV A PC. NO.40 | Reliance Electric Company Dba Reliance & Dodge Brands (USA) |
| 607991-71-A PRIMARY | Reliance Electric Company Dba Reliance & Dodge Brands (USA) |
| Reference | Meaning |
|---|---|
| 801625-583 | D/9 Drawing number reference only Reliance Electric Company Dba Reliance & Dodge Brands |
| 801625-582 | D/9 Drawing number reference only Reliance Electric Company Dba Reliance & Dodge Brands |
NSN 3040-01-502-9368 is a Shaft,shouldered, manufactured by Reliance Electric Company Dba Reliance & Dodge Brands, classified under FSC 3040, Miscellaneous Power Transmission Equipment. Status: active.
NSN 3040-01-502-9368 has 3 manufacturer part numbers on file: 801625-582 REV A PC. NO.40 (Reliance Electric Company Dba Reliance & Dodge Brands), 801625-583 REV A PC. NO.40 (Reliance Electric Company Dba Reliance & Dodge Brands), 607991-71-A (Reliance Electric Company Dba Reliance & Dodge Brands).
1 possible match (shared part number, not a government interchangeability claim): 6105-01-665-7013. Verify interchangeability with system specifications before substitution.
Key specifications for 607991-71-A: Step Quantity: 11; First End Diameter: 0.9370 INCHES NOMINAL IN; Second End Diameter: 0.8742 INCHES NOMINAL IN; Largest Step Diameter: 1.625 INCHES NOMINAL IN. 15 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.