The Shaft,shouldered, cataloged under National Stock Number 3040-01-650-6538, is classified within Federal Supply Class 3040 (Miscellaneous Power Transmission Equipment) of the Mechanical Power Transmission Equipment group. The manufacturer of record is Elkhart Brass Manufacturing Company, Llc Div Elkhart Brass Manufacturing Company. Government technical data includes 7 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3040-01-650-6538 |
| Primary Part Number | 65330001 |
| Item Name | Shaft,shouldered |
| FSC / FSG | 3040 / 30 — Miscellaneous Power Transmission Equipment |
| Manufacturer | Elkhart Brass Manufacturing Company, Llc Div Elkhart Brass Manufacturing Company |
| Status | ACTIVE |
| First End Tongue Thickness | 0.750 INCHES NOMINAL IN |
| First End Diameter | 1.500 INCHES NOMINAL IN |
| Second End Step Length | 1.920 INCHES NOMINAL IN |
| First End Style | TONGUE ROUNDED ENDS |
| End Similarity | NOT IDENTICAL |
| Second End Style | SQUARE AND INTERNALLY THREADED |
| Second End Width Across Flats | 0.750 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 |
NSN 3040-01-650-6538 is a Shaft,shouldered, manufactured by Elkhart Brass Manufacturing Company, Llc Div Elkhart Brass Manufacturing Company, classified under FSC 3040, Miscellaneous Power Transmission Equipment. Status: active.
NSN 3040-01-650-6538 has 2 manufacturer part numbers on file: 4212759 (Oshkosh Defense Llc), 65330001 (Elkhart Brass Manufacturing Company, Llc Div Elkhart Brass Manufacturing Company).
Key specifications for 65330001: First End Tongue Thickness: 0.750 INCHES NOMINAL IN; First End Diameter: 1.500 INCHES NOMINAL IN; Second End Step Length: 1.920 INCHES NOMINAL IN; First End Style: TONGUE ROUNDED ENDS. 7 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.