The Gearshaft,helical, cataloged under National Stock Number 3040-01-445-9110, is classified within Federal Supply Class 3040 (Miscellaneous Power Transmission Equipment) of the Mechanical Power Transmission Equipment group. The manufacturer of record is Am General Llc. Government technical data includes 16 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3040-01-445-9110 |
| Primary Part Number | 12469188 |
| Item Name | Gearshaft,helical |
| FSC / FSG | 3040 / 30 — Miscellaneous Power Transmission Equipment |
| Manufacturer | Am General Llc |
| Status | ACTIVE |
| Shaft Type | SHOULDERED |
| Shaft Material | STEEL COMP 1118 OR STEEL COMP 12L14 |
| Helix Angle | 22.5000 DEGREES |
| Shaft Largest Diameter | 0.370 INCHES NOMINAL IN |
| Shaft End Size | 0.253 INCHES AND 0.370 INCHES IN |
| Teeth Quantity | 41 |
| Tooth Direction | LEFT |
| Diametral Pitch | 28.0 |
| Teeth Type | SINGLE HELIX |
| Gear Outside Diameter | 1.694 INCHES NOMINAL IN |
| Gear Material | STEEL COMP 1118 OR STEEL COMP 12L14 |
| Shaft Length | 2.940 INCHES NOMINAL IN |
| Shaft End Type | PLAIN AND SQUARE |
| Gear Location on Shaft | ON END OF SHAFT |
| Pressure Angle | 18.0000 DEGREES |
| Face Width | 0.400 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 |
|---|---|
| 12469188 PRIMARY | Am General Llc (USA) |
| 12469188 PRIMARY | U S Army Tank Automotive Command Amsta-Im-Mm (USA) |
| Reference | Meaning |
|---|---|
| RCSK17252 | 5/9 Secondary reference Am General Llc |
| 2538941 | 3/2 Design control — primary reference U.S. Government activity |
| RCSK17252 | 5/9 Secondary reference U S Army Tank Automotive Command Amsta-Im-Mm |
NSN 3040-01-445-9110 is a Gearshaft,helical, manufactured by Am General Llc, classified under FSC 3040, Miscellaneous Power Transmission Equipment. Status: active.
NSN 3040-01-445-9110 has 2 manufacturer part numbers on file: 12469188 (Am General Llc), 12469188 (U S Army Tank Automotive Command Amsta-Im-Mm).
Key specifications for 12469188: Shaft Type: SHOULDERED; Shaft Material: STEEL COMP 1118 OR STEEL COMP 12L14; Helix Angle: 22.5000 DEGREES; Shaft Largest Diameter: 0.370 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.