The Gear,spur, cataloged under National Stock Number 3020-01-078-7485, 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17 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 3020-01-078-7485 |
| Item Name | Gear,spur |
| FSC / FSG | 3020 / 30 — Gears, Pulleys, Sprockets, and Transmission Chain |
| Status | ACTIVE |
| Keyway Nominal Width | 0.094 INCHES BOTH ENDS IN |
| Bore Nominal Diameter | 0.501 INCHES BOTH ENDS IN |
| Hub Nominal Diameter | 1.250 INCHES FIRST END IN |
| Teeth Quantity | 36 |
| Body Style | PLAIN, SOLID |
| Bore Style | W/ KEYWAY BOTH ENDS |
| Nominal Distance Between Body Face and Protruding Hub End | 0.375 INCHES FIRST END IN |
| Style Designator | PROTRUDING HUB |
| Pitch Diameter | 2.2500 INCHES NOMINAL IN |
| Tooth Form | STANDARD |
| Features Provided | CASEHARDENED |
| Hub Style Designator | PINNED FIRST END |
| Nominal Outside Diameter | 2.375 INCHES IN |
| Nominal Distance From Bore Center to Keyway Bottom | 0.2968 INCHES BOTH ENDS IN |
| Pressure Angle | 14.5000 DEGREES |
| Material | STEEL OVERALL |
| 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 |
| Reference | Meaning |
|---|---|
| 07202-00 | 3/9 Design control — primary reference Solventum Purification Inc. Div Filtration and Separation Division |
NSN 3020-01-078-7485 is a Gear,spur, classified under FSC 3020, Gears, Pulleys, Sprockets, and Transmission Chain. Status: active.
Key specifications for 3020-01-078-7485: Keyway Nominal Width: 0.094 INCHES BOTH ENDS IN; Bore Nominal Diameter: 0.501 INCHES BOTH ENDS IN; Hub Nominal Diameter: 1.250 INCHES FIRST END IN; Teeth Quantity: 36. 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.