The Gear,spur, cataloged under National Stock Number 3020-00-472-9258, is classified within Federal Supply Class 3020 (Gears, Pulleys, Sprockets, and Transmission Chain) of the Mechanical Power Transmission Equipment group. Government technical data includes 12 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3020-00-472-9258 |
| Item Name | Gear,spur |
| FSC / FSG | 3020 / 30 — Gears, Pulleys, Sprockets, and Transmission Chain |
| Status | ACTIVE |
| Bore Nominal Diameter | 0.375 INCHES BOTH ENDS IN |
| Teeth Quantity | 96 |
| Mounting Hole Type and Quantity | 3 PLAIN AXIALLY THROUGH BODY FIRST END |
| Mounting Hole Nominal Diameter | 0.109 INCHES AXIALLY THROUGH BODY FIRST END IN |
| Style Designator | HUBLESS |
| Material Document and Classification | QQ-A-225/6,T4 FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Pitch Diameter | 1.0000 INCHES NOMINAL IN |
| Nominal Outside Diameter | 1.019 INCHES IN |
| Pressure Angle | 20.0000 DEGREES |
| Material | ALUMINUM ALLOY 2024 OVERALL |
| Attachment Method | MOUNTING HOLE |
| Face Nominal Width | 0.120 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 |
| Reference | Meaning |
|---|---|
| 140192-000 | 5/9 Secondary reference Numax Electronics Inc |
| 140192-000 | 3/2 Design control — primary reference U.S. Government activity |
NSN 3020-00-472-9258 is a Gear,spur, classified under FSC 3020, Gears, Pulleys, Sprockets, and Transmission Chain. Status: active.
Key specifications for 3020-00-472-9258: Bore Nominal Diameter: 0.375 INCHES BOTH ENDS IN; Teeth Quantity: 96; Mounting Hole Type and Quantity: 3 PLAIN AXIALLY THROUGH BODY FIRST END; Mounting Hole Nominal Diameter: 0.109 INCHES AXIALLY THROUGH BODY FIRST END IN. 12 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.