The Gear,spur, cataloged under National Stock Number 3020-00-024-2889, is classified within Federal Supply Class 3020 (Gears, Pulleys, Sprockets, and Transmission Chain) of the Mechanical Power Transmission Equipment group. Government technical data includes 17 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 3020-00-024-2889 |
| Item Name | Gear,spur |
| FSC / FSG | 3020 / 30 — Gears, Pulleys, Sprockets, and Transmission Chain |
| Status | ACTIVE |
| Bore Nominal Diameter | 0.6250 INCHES FIRST END IN |
| Hub Nominal Diameter | 0.8100 INCHES BOTH ENDS IN |
| Teeth Quantity | 8 |
| Body Style | PLAIN, SOLID |
| Bore Style | PARTIAL FIRST END |
| Nominal Distance Between Body Face and Protruding Hub End | 0.500 INCHES BOTH ENDS IN |
| Hardness Rating | 58.0 ROCKWELL C MINIMUM AND 62.0 ROCKWELL C MAXIMUM TEETH |
| Hardness Rating | 30.0 ROCKWELL C MINIMUM AND 38.0 ROCKWELL C MAXIMUM HUB |
| Style Designator | PROTRUDING HUBS |
| Bore Nominal Depth | 1.1900 INCHES FIRST END IN |
| Pitch Diameter | 1.3333 INCHES NOMINAL IN |
| Tooth Form | STUB |
| Hub Style Designator | PLAIN BOTH ENDS |
| Nominal Outside Diameter | 1.6660 INCHES IN |
| Pressure Angle | 29.0000 DEGREES |
| Material | STEEL COMP 1020 OVERALL |
| Face Nominal Width | 0.750 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 |
|---|---|
| 532381 | 3/9 Design control — primary reference Teledyne Industries Inc Teledyne Power Systems Div |
NSN 3020-00-024-2889 is a Gear,spur, classified under FSC 3020, Gears, Pulleys, Sprockets, and Transmission Chain. Status: active.
Key specifications for 3020-00-024-2889: Bore Nominal Diameter: 0.6250 INCHES FIRST END IN; Hub Nominal Diameter: 0.8100 INCHES BOTH ENDS IN; Teeth Quantity: 8; Body Style: PLAIN, SOLID. 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.