The Worm Shaft, cataloged under National Stock Number 3040-01-500-2659, is classified within Federal Supply Class 3040 (Miscellaneous Power Transmission Equipment) of the Mechanical Power Transmission Equipment group. The manufacturer of record is Naval Sea Systems Command. Government technical data includes 10 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3040-01-500-2659 |
| Primary Part Number | 752-7068459-54 |
| Item Name | Worm Shaft |
| FSC / FSG | 3040 / 30 — Miscellaneous Power Transmission Equipment |
| Manufacturer | Naval Sea Systems Command |
| Status | ACTIVE |
| Shaft Location | BOTH ENDS OF WORM |
| Worm Body Length | 6.670 INCHES NOMINAL IN |
| Worm Pitch Diameter | 0.880 INCHES NOMINAL IN |
| Worm Outside Diameter | 1.000 INCHES NOMINAL IN |
| End Similarity | NOT IDENTICAL |
| Worm Thread Section Length | 6.000 INCHES NOMINAL IN |
| Material | ALUMINUM ALLOY |
| Worm Thread Quantity | 1 |
| Worm Thread Direction | LEFT-HAND |
| Worm Body Tapered Bearing Surface End | NOT PROVIDED |
| 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 |
|---|---|
| 752-7068459-54 PRIMARY | Naval Sea Systems Command (USA) |
| Reference | Meaning |
|---|---|
| H832-1633-54 | 5/2 Secondary reference U.S. Government activity |
| 752-7068459 | D/9 Drawing number reference only Naval Sea Systems Command |
NSN 3040-01-500-2659 is a Worm Shaft, manufactured by Naval Sea Systems Command, classified under FSC 3040, Miscellaneous Power Transmission Equipment. Status: active.
NSN 3040-01-500-2659 has 1 manufacturer part number on file: 752-7068459-54 (Naval Sea Systems Command).
Key specifications for 752-7068459-54: Shaft Location: BOTH ENDS OF WORM; Worm Body Length: 6.670 INCHES NOMINAL IN; Overall Length: 8.310 INCHES NOMINAL IN; Worm Pitch Diameter: 0.880 INCHES NOMINAL IN. 10 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.