The Gearshaft,helical, cataloged under National Stock Number 3040-00-609-6845, is classified within Federal Supply Class 3040 (Miscellaneous Power Transmission Equipment) of the Mechanical Power Transmission Equipment group. The manufacturer of record is Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier. Government technical data includes 17 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 | 3040-00-609-6845 |
| Primary Part Number | 1608063 |
| Item Name | Gearshaft,helical |
| FSC / FSG | 3040 / 30 — Miscellaneous Power Transmission Equipment |
| Manufacturer | Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier |
| Status | ACTIVE |
| Shaft Type | SHOULDERED |
| Shaft Material | STEEL COMP 8750 |
| Helix Angle | 15.0000 DEGREES |
| Shaft Largest Diameter | 1.772 INCHES NOMINAL IN |
| Shaft End Size | 1.575 INCHES AND 1.687 INCHES IN |
| Teeth Quantity | 30 |
| Tooth Direction | RIGHT |
| Diametral Pitch | 16/32 |
| Teeth Type | SINGLE HELIX |
| Gear Outside Diameter | 3.991 INCHES NOMINAL IN |
| Longer Shaft Segment Length | 5.500 INCHES NOMINAL IN |
| Gear Material | STEEL COMP 8750 |
| Shaft Length | 6.750 INCHES NOMINAL IN |
| Shaft End Type | PLAIN AND SPLINED INVOLUTE |
| Gear Location on Shaft | OFF CENTER BETWEEN ENDS OF SHAFT |
| Pressure Angle | 20.0000 DEGREES |
| Face Width | 1.625 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 |
|---|---|
| 1608063 PRIMARY | Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier (USA) |
| BUWEPSDWG1608063 | Bae Systems Land & Armaments L.p. (USA) |
NSN 3040-00-609-6845 is a Gearshaft,helical, manufactured by Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier, classified under FSC 3040, Miscellaneous Power Transmission Equipment. Status: active.
NSN 3040-00-609-6845 has 2 manufacturer part numbers on file: 1608063 (Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier), BUWEPSDWG1608063 (Bae Systems Land & Armaments L.p.).
Key specifications for 1608063: Shaft Type: SHOULDERED; Shaft Material: STEEL COMP 8750; Helix Angle: 15.0000 DEGREES; Shaft Largest Diameter: 1.772 INCHES NOMINAL IN. 17 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.