EGC538191: GEAR,SPUR.
The GEAR,SPUR is a the manufacturer industrial component. Key specifications include material: STEEL COMP 8617 OVERALL, body_style: WEBBED, SOLID, bore_style: INVOLUTE SPLINE BOTH ENDS, tooth_form: STANDARD, pitch_diameter: 4.5000 INCHES NOMINAL IN, pressure_angle: 20.0000 DEGREES. This part is cataloged in the U.S.
Government catalog under NSN 3020-00-317-6501, 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 8617 OVERALL |
| body_style | WEBBED, SOLID |
| bore_style | INVOLUTE SPLINE BOTH ENDS |
| tooth_form | STANDARD |
| pitch_diameter | 4.5000 INCHES NOMINAL IN |
| pressure_angle | 20.0000 DEGREES |
| teeth_quantity | 36 |
| hardness_rating | 58.0 ROCKWELL C MINIMUM AND 62.0 ROCKWELL C MAXIMUM TEETH |
| spline_quantity | 24 BOTH ENDS |
| style_designator | PROTRUDING HUBS |
| face_nominal_width | 0.625 INCHES IN |
| hub_nominal_diameter | 1.575 INCHES BOTH ENDS IN |
| NSN | 3020-00-317-6501 |
| BORE NOMINAL DIAMETER | 1.220 INCHES BOTH ENDS IN |
| HUB NOMINAL DIAMETER | 1.575 INCHES BOTH ENDS IN |
| TEETH QUANTITY | 36 |
| BODY STYLE | WEBBED, SOLID |
| COUNTERBORE NOMINAL DIAMETER | 1.375 INCHES SECOND END IN |
| BORE STYLE | INVOLUTE SPLINE BOTH ENDS |
| NOMINAL DISTANCE BETWEEN BODY FACE AND PROTRUDING HUB END | 1.428 INCHES SECOND END IN |
| NOMINAL DISTANCE BETWEEN BODY FACE AND PROTRUDING HUB END | 1.557 INCHES FIRST END IN |
| PRECISION CLASSIFICATION | QUALITY NUMBER 12 |
| HARDNESS RATING | 58.0 ROCKWELL C MINIMUM AND 62.0 ROCKWELL C MAXIMUM TEETH |