The Gearshaft,helical, cataloged under National Stock Number 3040-01-358-7034, 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 17 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3040-01-358-7034 |
| Primary Part Number | 12342602 |
| Item Name | Gearshaft,helical |
| FSC / FSG | 3040 / 30 — Miscellaneous Power Transmission Equipment |
| Manufacturer | Am General Llc |
| Status | ACTIVE |
| Shaft Type | SHOULDERED |
| Shaft Material | STEEL |
| Helix Angle | 22.2549 DEGREES |
| Shaft Largest Diameter | 0.371 INCHES NOMINAL IN |
| Shaft End Size | 0.253 INCHES IN |
| Teeth Quantity | 36 |
| Tooth Direction | LEFT |
| Diametral Pitch | 28 |
| Teeth Type | SINGLE HELIX |
| Gear Outside Diameter | 1.407 INCHES NOMINAL IN |
| Hardness Rating | 89.0 ROCKWELL SUPERFICIAL 15-N NOMINAL SHAFT |
| Gear Material | PLASTIC |
| Shaft Length | 4.320 INCHES NOMINAL IN |
| Shaft End Type | PLAIN |
| Gear Location on Shaft | ON END OF SHAFT |
| Pressure Angle | 18.0000 DEGREES |
| Face Width | 0.490 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 |
|---|---|
| 12342602 PRIMARY | Am General Llc (USA) |
| Reference | Meaning |
|---|---|
| 12342602 | D/9 Drawing number reference only U S Army Tank Automotive Command Amsta-Im-Mm |
| 3040013587034 | 6/9 Informative reference only E.c.a Etablissement Central Des Approvisionnements Des Forces Armees Royales |
| 3040PL0841747 | 6/9 Informative reference only Jednolity Indeks Materialowy - Uniform Material Index |
NSN 3040-01-358-7034 is a Gearshaft,helical, manufactured by Am General Llc, classified under FSC 3040, Miscellaneous Power Transmission Equipment. Status: active.
NSN 3040-01-358-7034 has 1 manufacturer part number on file: 12342602 (Am General Llc).
Key specifications for 12342602: Shaft Type: SHOULDERED; Shaft Material: STEEL; Helix Angle: 22.2549 DEGREES; Shaft Largest Diameter: 0.371 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.