The GEAR CLUSTER is a the manufacturer industrial component. Key specifications include material: STEEL COMP 8620H OR STEEL COMP 8720H OVERALL, bore_style: W/COUNTERBORE BOTH ENDS, design_type: SPUR FIRST GEAR, construction: SOLID, hardness_rating: 59.0 ROCKWELL C MINIMUM AND 62.0 ROCKWELL C MAXIMUM OVERALL, hub_nominal_length: 3.219 INCHES BETWEEN FIRST AND SECOND GEAR IN. This part is cataloged in the Federal Logistics Information System under NSN 3020-00-734-7712, indicating validated use in U.S.
government and defense logistics supply chains. Available through authorized enterprise resellers and TPM (Third Party Maintenance) channels. Verify compatibility with your specific system configuration before ordering.
| material | STEEL COMP 8620H OR STEEL COMP 8720H OVERALL |
| bore_style | W/COUNTERBORE BOTH ENDS |
| design_type | SPUR FIRST GEAR |
| construction | SOLID |
| hardness_rating | 59.0 ROCKWELL C MINIMUM AND 62.0 ROCKWELL C MAXIMUM OVERALL |
| hub_nominal_length | 3.219 INCHES BETWEEN FIRST AND SECOND GEAR IN |
| hub_nominal_diameter | 3.000 INCHES FIRST END IN |
| hub_style_designator | PLAIN BETWEEN FIRST AND SECOND GEAR |
| bore_nominal_diameter | 1.750 INCHES BOTH ENDS IN |
| nominal_overall_length | 5.811 INCHES IN |
| nominal_outside_diameter | 4.530 INCHES FIRST GEAR IN |
| counterbore_nominal_depth | 2.000 INCHES BOTH ENDS IN |
| NSN | 3020-00-734-7712 |
| DESIGN TYPE | SPUR SECOND GEAR |
| HARDNESS RATING | 59.0 ROCKWELL C MINIMUM AND 62.0 ROCKWELL C MAXIMUM OVERALL |
| BORE STYLE | W/COUNTERBORE BOTH ENDS |
| NOMINAL OVERALL LENGTH | 5.811 INCHES IN |
| COUNTERBORE NOMINAL DEPTH | 2.000 INCHES BOTH ENDS IN |
| HUB NOMINAL DIAMETER | 3.000 INCHES FIRST END IN |
| CONSTRUCTION | SOLID |
| MATERIAL DOCUMENT AND CLASSIFICATION | FED STD 66 FED STD SINGLE MATERIAL RESPONSE OVERALL |
| HUB NOMINAL DIAMETER | 2.875 INCHES BETWEEN FIRST AND SECOND GEAR IN |
| BORE NOMINAL DIAMETER | 1.750 INCHES BOTH ENDS IN |