The Gear,spur, cataloged under National Stock Number 3020-01-260-0671, is classified within Federal Supply Class 3020 (Gears, Pulleys, Sprockets, and Transmission Chain) of the Mechanical Power Transmission Equipment group. Government technical data includes 18 specifications, cited from the U.S. Government catalog. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3020-01-260-0671 |
| Item Name | Gear,spur |
| FSC / FSG | 3020 / 30 — Gears, Pulleys, Sprockets, and Transmission Chain |
| Status | ACTIVE |
| Keyway Nominal Width | 0.253 INCHES BOTH ENDS IN |
| Bore Nominal Diameter | 0.751 INCHES BOTH ENDS IN |
| Hub Nominal Diameter | 1.230 INCHES FIRST END IN |
| Teeth Quantity | 12 |
| Surface Treatment Document and Classification | QQ-P-35,TYPE I FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| Body Style | PLAIN, SOLID |
| Bore Style | W/ KEYWAY BOTH ENDS |
| Nominal Distance Between Body Face and Protruding Hub End | 0.625 INCHES FIRST END IN |
| Style Designator | PROTRUDING HUB |
| Material Document and Classification | AMS 5643 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Pitch Diameter | 1.5000 INCHES NOMINAL IN |
| Hub Style Designator | PLAIN FIRST END |
| Nominal Outside Diameter | 1.750 INCHES IN |
| Nominal Distance From Bore Center to Keyway Bottom | 0.479 INCHES BOTH ENDS IN |
| Surface Treatment | PASSIVATE OVERALL |
| Pressure Angle | 14.5000 DEGREES |
| Material | STEEL CORROSION RESISTING OVERALL |
| Face Nominal Width | 1.000 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 |
|---|---|
| 76Z5717-1 | 5/2 Secondary reference U.S. Government activity |
| 76Z5717-1 | 5/9 Secondary reference U.S. Government activity |
| 76Z5717 | D/9 Drawing number reference only Strike Weapons and Unmanned Aviation |
| 76Z5717-1 | 3/9 Design control — primary reference Gulf Coast Holdings, Inc Dba Unidynamics |
NSN 3020-01-260-0671 is a Gear,spur, classified under FSC 3020, Gears, Pulleys, Sprockets, and Transmission Chain. Status: active.
Key specifications for 3020-01-260-0671: Keyway Nominal Width: 0.253 INCHES BOTH ENDS IN; Bore Nominal Diameter: 0.751 INCHES BOTH ENDS IN; Hub Nominal Diameter: 1.230 INCHES FIRST END IN; Teeth Quantity: 12. 18 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.