The Gearshaft,helical, cataloged under National Stock Number 3040-01-338-7606, is classified within Federal Supply Class 3040 (Miscellaneous Power Transmission Equipment) of the Mechanical Power Transmission Equipment group. The manufacturer of record is Oshkosh Defense Llc. Government technical data includes 16 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 3040-01-338-7606 |
| Primary Part Number | 1836480 |
| Item Name | Gearshaft,helical |
| FSC / FSG | 3040 / 30 — Miscellaneous Power Transmission Equipment |
| Manufacturer | Oshkosh Defense Llc |
| Status | ACTIVE |
| Shaft Type | SHOULDERED |
| Shaft Material | STEEL COMP 8822H |
| Helix Angle | 11.4761 DEGREES |
| Shaft Largest Diameter | 4.500 INCHES NOMINAL IN |
| Shaft End Size | 2.690 INCHES AND 3.407 INCHES IN |
| Teeth Quantity | 46 |
| Tooth Direction | LEFT |
| Diametral Pitch | 5 |
| Teeth Type | SINGLE HELIX |
| Gear Outside Diameter | 9.711 INCHES NOMINAL IN |
| Gear Material | STEEL COMP 8822H |
| Shaft Length | 9.154 INCHES NOMINAL IN |
| Shaft End Type | SPLINED INVOLUTE |
| Gear Location on Shaft | MIDPOINT BETWEEN ENDS OF SHAFT |
| Pressure Angle | 25.4461 DEGREES |
| Face Width | 4.185 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 |
|---|---|
| 1836480 PRIMARY | Oshkosh Defense Llc (USA) |
| Reference | Meaning |
|---|---|
| 1836480 | 5/9 Secondary reference Oshkosh Corp |
NSN 3040-01-338-7606 is a Gearshaft,helical, manufactured by Oshkosh Defense Llc, classified under FSC 3040, Miscellaneous Power Transmission Equipment. Status: active.
NSN 3040-01-338-7606 has 1 manufacturer part number on file: 1836480 (Oshkosh Defense Llc).
Key specifications for 1836480: Shaft Type: SHOULDERED; Shaft Material: STEEL COMP 8822H; Helix Angle: 11.4761 DEGREES; Shaft Largest Diameter: 4.500 INCHES NOMINAL IN. 16 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.