The Gear,spur, cataloged under National Stock Number 3020-01-026-1930, 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12 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3020-01-026-1930 |
| Item Name | Gear,spur |
| FSC / FSG | 3020 / 30 — Gears, Pulleys, Sprockets, and Transmission Chain |
| Status | ACTIVE |
| Bore Nominal Diameter | 0.625 INCHES BOTH ENDS IN |
| Teeth Quantity | 66 |
| Body Style | PLAIN, SOLID |
| Precision Classification | QUALITY NUMBER 10 OR QUALITY NUMBER 11 |
| Mounting Hole Nominal Diameter | 0.101 INCHES AXIALLY THROUGH BODY FIRST END IN |
| Style Designator | HUBLESS |
| Pitch Diameter | 1.3740 INCHES MINIMUM AND 1.3750 INCHES MAXIMUM IN |
| Tooth Form | STANDARD |
| Nominal Outside Diameter | 1.416 INCHES IN |
| Pressure Angle | 20.0000 DEGREES |
| Bolt Hole Circle Nominal Diameter | 1.000 INCHES AXIALLY THROUGH BODY FIRST END IN |
| Attachment Method | MOUNTING HOLE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | N |
| Reference | Meaning |
|---|---|
| 450493 | 3/9 Design control — primary reference U.S. Government activity |
NSN 3020-01-026-1930 is a Gear,spur, classified under FSC 3020, Gears, Pulleys, Sprockets, and Transmission Chain. Status: active.
Key specifications for 3020-01-026-1930: Bore Nominal Diameter: 0.625 INCHES BOTH ENDS IN; Teeth Quantity: 66; Body Style: PLAIN, SOLID; Precision Classification: QUALITY NUMBER 10 OR QUALITY NUMBER 11. 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.