The Gearshaft,helical, cataloged under National Stock Number 3040-00-609-3293, 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 | 3040-00-609-3293 |
| Primary Part Number | 1609414 |
| 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 |
| Helix Angle | 15.0000 DEGREES |
| Shaft Largest Diameter | 2.375 INCHES NOMINAL IN |
| Shaft End Size | 1.563 INCHES AND 1.767 INCHES IN |
| Teeth Quantity | 19 |
| Tooth Direction | LEFT |
| Diametral Pitch | 16/32 |
| Teeth Type | SINGLE HELIX |
| Gear Outside Diameter | 3.489 INCHES NOMINAL IN |
| Longer Shaft Segment Length | 9.583 INCHES NOMINAL IN |
| Gear Material | STEEL |
| Shaft Length | 11.481 INCHES NOMINAL IN |
| Shaft End Type | CROSS DRILLED UNTHREADED AND SLOTTED, SPLINED STRAIGHT |
| Gear Location on Shaft | OFF CENTER BETWEEN ENDS OF SHAFT |
| Pressure Angle | 20.0000 DEGREES |
| Face Width | 2.375 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 |
|---|---|
| BUWEPSDWG1609414 | Bae Systems Land & Armaments L.p. (USA) |
| 1609414 PRIMARY | Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier (USA) |
NSN 3040-00-609-3293 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 3040-00-609-3293 has 2 manufacturer part numbers on file: BUWEPSDWG1609414 (Bae Systems Land & Armaments L.p.), 1609414 (Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier).
Key specifications for 1609414: Shaft Type: SHOULDERED; Shaft Material: STEEL; Helix Angle: 15.0000 DEGREES; Shaft Largest Diameter: 2.375 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.