The Worm Shaft, cataloged under National Stock Number 3040-01-459-5223, 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3040-01-459-5223 |
| Primary Part Number | 167-6404330 FIND 98 |
| 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 Thread Lead | 0.438 INCHES NOMINAL IN |
| Worm Outside Diameter | 1.779 INCHES NOMINAL IN |
| End Similarity | NOT IDENTICAL |
| Worm Helix Angle | 5.3 DEGREES |
| Material | STEEL |
| Worm Thread Quantity | 3 |
| Worm Thread Direction | RIGHT-HAND |
| Worm Pressure Angle in Deg | 14.500 |
| 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 |
|---|---|
| 167-6404330 FIND 98 PRIMARY | Naval Sea Systems Command (USA) |
| Reference | Meaning |
|---|---|
| 167-6404330 | 5/9 Secondary reference Naval Sea Systems Command |
NSN 3040-01-459-5223 is a Worm Shaft, manufactured by Naval Sea Systems Command, classified under FSC 3040, Miscellaneous Power Transmission Equipment. Status: active.
NSN 3040-01-459-5223 has 1 manufacturer part number on file: 167-6404330 FIND 98 (Naval Sea Systems Command).
Key specifications for 167-6404330 FIND 98: Shaft Location: BOTH ENDS OF WORM; Worm Thread Lead: 0.438 INCHES NOMINAL IN; Overall Length: 17.780 INCHES NOMINAL IN; Worm Outside Diameter: 1.779 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.