The Gear,spur, cataloged under National Stock Number 3020-00-040-0918, is classified within Federal Supply Class 3020 (Gears, Pulleys, Sprockets, and Transmission Chain) 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 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3020-00-040-0918 |
| Primary Part Number | 7709364 |
| Item Name | Gear,spur |
| FSC / FSG | 3020 / 30 — Gears, Pulleys, Sprockets, and Transmission Chain |
| Manufacturer | U S Army Tank Automotive Command Amsta-Im-Mm |
| Status | ACTIVE |
| Bore Nominal Diameter | 2.600 INCHES BOTH ENDS IN |
| Hub Nominal Diameter | 3.400 INCHES BOTH ENDS IN |
| Teeth Quantity | 43 |
| Body Style | WEBBED, OFFSET, SOLID |
| Counterbore Nominal Diameter | 2.834 INCHES COUNTERBORE FIRST END IN |
| Bore Style | W/COUNTERBORE COUNTERBORE FIRST END |
| Nominal Distance Between Body Face and Protruding Hub End | 0.420 INCHES FIRST END IN |
| Style Designator | PROTRUDING HUB |
| Material Document and Classification | MIL-S-46172 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Pitch Diameter | 7.1667 INCHES NOMINAL IN |
| Hub Style Designator | PLAIN BOTH ENDS |
| Nominal Outside Diameter | 7.507 INCHES IN |
| Pressure Angle | 25.0000 DEGREES |
| Material | STEEL COMP 8620H OVERALL |
| Counterbore Nominal Depth | 0.700 INCHES COUNTERBORE FIRST END IN |
| Face Nominal Width | 0.500 INCHES 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 |
|---|---|
| 7709364 PRIMARY | U S Army Tank Automotive Command Amsta-Im-Mm (USA) |
| Reference | Meaning |
|---|---|
| 3020000400918 | 6/9 Informative reference only E.c.a Etablissement Central Des Approvisionnements Des Forces Armees Royales |
| 7709364 | 5/9 Secondary reference Profile Gear Corp |
NSN 3020-00-040-0918 is a Gear,spur, manufactured by U S Army Tank Automotive Command Amsta-Im-Mm, classified under FSC 3020, Gears, Pulleys, Sprockets, and Transmission Chain. Status: active.
NSN 3020-00-040-0918 has 1 manufacturer part number on file: 7709364 (U S Army Tank Automotive Command Amsta-Im-Mm).
Key specifications for 7709364: Bore Nominal Diameter: 2.600 INCHES BOTH ENDS IN; Hub Nominal Diameter: 3.400 INCHES BOTH ENDS IN; Teeth Quantity: 43; Body Style: WEBBED, OFFSET, SOLID. 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.