The Gear,spur, cataloged under National Stock Number 3020-00-560-2704, is classified within Federal Supply Class 3020 (Gears, Pulleys, Sprockets, and Transmission Chain) of the Mechanical Power Transmission Equipment group. Government technical data includes 20 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 3020-00-560-2704 |
| Item Name | Gear,spur |
| FSC / FSG | 3020 / 30 — Gears, Pulleys, Sprockets, and Transmission Chain |
| Status | ACTIVE |
| Bore Nominal Diameter | 0.620 INCHES BOTH ENDS IN |
| Hub Nominal Diameter | 0.934 INCHES FIRST END IN |
| Teeth Quantity | 12 |
| Body Style | PLAIN, SOLID |
| Counterbore Nominal Diameter | 0.755 INCHES SECOND END IN |
| Bore Style | INVOLUTE SPLINE BOTH ENDS |
| Nominal Distance Between Body Face and Protruding Hub End | 0.474 INCHES FIRST END IN |
| Nominal Overall Length | 1.114 INCHES IN |
| Style Designator | PROTRUDING HUB |
| Pitch Diameter | 1.2000 INCHES NOMINAL IN |
| Tooth Form | STANDARD |
| Hub Style Designator | PLAIN FIRST END |
| Spline Quantity | 12 BOTH ENDS |
| Nominal Outside Diameter | 1.452 INCHES IN |
| Surface Treatment | SILVER OVERALL |
| Pressure Angle | 20.0000 DEGREES |
| Material | STEEL OVERALL |
| Counterbore Nominal Depth | 0.129 INCHES SECOND END IN |
| Spline Pitch Diameter | 0.6000 INCHES NOMINAL BOTH ENDS IN |
| Face Nominal Width | 0.640 INCHES IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL B — Remove Demilitarization Key Points |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| 292C371P2 | 3/2 Design control — primary reference U.S. Government activity |
NSN 3020-00-560-2704 is a Gear,spur, classified under FSC 3020, Gears, Pulleys, Sprockets, and Transmission Chain. Status: active.
Key specifications for 3020-00-560-2704: Bore Nominal Diameter: 0.620 INCHES BOTH ENDS IN; Hub Nominal Diameter: 0.934 INCHES FIRST END IN; Teeth Quantity: 12; Body Style: PLAIN, SOLID. 20 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.
NSN 3020-00-560-2704 has DEMIL Code B. Demilitarization may be required before disposal or transfer to non-military entities.
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.