The Gear,spur, cataloged under National Stock Number 3020-00-460-3280, 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17 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3020-00-460-3280 |
| Item Name | Gear,spur |
| FSC / FSG | 3020 / 30 — Gears, Pulleys, Sprockets, and Transmission Chain |
| Status | ACTIVE |
| Bore Nominal Diameter | 4.787 INCHES BOTH ENDS IN |
| Hub Nominal Diameter | 0.460 INCHES FIRST END IN |
| Teeth Quantity | 51 |
| Body Style | PLAIN, SOLID |
| Bore Style | INVOLUTE SPLINE BOTH ENDS |
| Nominal Distance Between Body Face and Protruding Hub End | 0.250 INCHES FIRST END IN |
| Criticality Code Justification | FEAT |
| Style Designator | PROTRUDING HUB |
| Pitch Diameter | 5.6930 INCHES NOMINAL IN |
| Tooth Form | STANDARD |
| Hub Style Designator | PINNED FIRST END |
| Spline Quantity | 46 BOTH ENDS |
| Nominal Outside Diameter | 5.957 INCHES IN |
| Pressure Angle | 23.1333 DEGREES |
| Material | STEEL OVERALL |
| Spline Pitch Diameter | 4.6000 INCHES NOMINAL BOTH ENDS IN |
| 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 | F |
| Reference | Meaning |
|---|---|
| 212-040-201-001 | 3/2 Design control — primary reference U.S. Government activity |
| 212-040-201-1 | 5/9 Secondary reference U.S. Government activity |
NSN 3020-00-460-3280 is a Gear,spur, classified under FSC 3020, Gears, Pulleys, Sprockets, and Transmission Chain. Status: active.
Key specifications for 3020-00-460-3280: Bore Nominal Diameter: 4.787 INCHES BOTH ENDS IN; Hub Nominal Diameter: 0.460 INCHES FIRST END IN; Teeth Quantity: 51; 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.