R1056-56: GEAR,SPUR.
The GEAR,SPUR is a the manufacturer industrial component. Key specifications include material: COPPER ALLOY 230 OVERALL, body_style: PLAIN, SOLID, bore_style: W/COUNTERBORE COUNTER BORE SECOND END, pitch_diameter: 1.5000 INCHES NOMINAL IN, pressure_angle: 20.0000 DEGREES, teeth_quantity: 72. This part is cataloged in the U.S.
Government catalog under NSN 3020-00-474-4025, 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 | COPPER ALLOY 230 OVERALL |
| body_style | PLAIN, SOLID |
| bore_style | W/COUNTERBORE COUNTER BORE SECOND END |
| pitch_diameter | 1.5000 INCHES NOMINAL IN |
| pressure_angle | 20.0000 DEGREES |
| teeth_quantity | 72 |
| style_designator | PROTRUDING HUB |
| attachment_method | MOUNTING HOLE |
| end_nominal_length | 0.234 INCHES FIRST END IN |
| face_nominal_width | 0.141 INCHES IN |
| end_nominal_diameter | 0.500 INCHES FIRST END IN |
| hub_style_designator | 1 STEP FIRST END |
| NSN | 3020-00-474-4025 |
| BORE NOMINAL DIAMETER | 0.250 INCHES COUNTER BORE SECOND END IN |
| TEETH QUANTITY | 72 |
| BODY STYLE | PLAIN, SOLID |
| COUNTERBORE NOMINAL DIAMETER | 0.875 INCHES COUNTER BORE SECOND END IN |
| BORE STYLE | W/COUNTERBORE COUNTER BORE SECOND END |
| MOUNTING HOLE TYPE AND QUANTITY | 1 THREADED TRANSVERSELY THROUGH HUB FIRST END |
| NOMINAL DISTANCE BETWEEN BODY FACE AND PROTRUDING HUB END | 0.412 INCHES FIRST END IN |
| FIRST STEP NOMINAL LENGTH | 0.188 INCHES FIRST END IN |
| STYLE DESIGNATOR | PROTRUDING HUB |
| MATERIAL DOCUMENT AND CLASSIFICATION | QQ-B-626,1/2H FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
No substitute or cross-reference records for this part.