The Gearshaft,spur, cataloged under National Stock Number 3040-00-722-3618, is classified within Federal Supply Class 3040 (Miscellaneous Power Transmission Equipment) of the Mechanical Power Transmission Equipment group. The manufacturer of record is U S Army Tank Automotive Command Amsta-Im-Mm. Government technical data includes 11 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3040-00-722-3618 |
| Primary Part Number | 8351834 |
| Item Name | Gearshaft,spur |
| FSC / FSG | 3040 / 30 — Miscellaneous Power Transmission Equipment |
| Manufacturer | U S Army Tank Automotive Command Amsta-Im-Mm |
| Status | ACTIVE |
| Shaft Type | SHOULDERED |
| Shaft Material | STEEL COMP 4320 |
| Shaft Largest Diameter | 3.760 INCHES MINIMUM AND 3.770 INCHES MAXIMUM IN |
| Shaft End Size | 3.745 INCHES IN |
| Teeth Quantity | 17 |
| Gear Outside Diameter | 3.273 INCHES MINIMUM AND 3.283 INCHES MAXIMUM IN |
| Gear Material | STEEL COMP 4320 |
| Shaft End Type | SPLINED INVOLUTE |
| Gear Location on Shaft | ON END OF SHAFT |
| Pressure Angle | 25.0000 DEGREES |
| Face Width | 2.660 INCHES MINIMUM AND 2.700 INCHES MAXIMUM 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 |
|---|---|
| 8351834 PRIMARY | U S Army Tank Automotive Command Amsta-Im-Mm (USA) |
NSN 3040-00-722-3618 is a Gearshaft,spur, manufactured by U S Army Tank Automotive Command Amsta-Im-Mm, classified under FSC 3040, Miscellaneous Power Transmission Equipment. Status: active.
NSN 3040-00-722-3618 has 1 manufacturer part number on file: 8351834 (U S Army Tank Automotive Command Amsta-Im-Mm).
Key specifications for 8351834: Shaft Type: SHOULDERED; Shaft Material: STEEL COMP 4320; Shaft Largest Diameter: 3.760 INCHES MINIMUM AND 3.770 INCHES MAXIMUM IN; Shaft End Size: 3.745 INCHES IN. 11 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.