31278W: GEAR,SPUR.
The GEAR,SPUR is a the manufacturer industrial component. Key specifications include material: PLASTIC OVERALL, body_style: PLAIN, SOLID, bore_style: W/ KEYWAY BOTH ENDS, tooth_form: STANDARD, pitch_diameter: 4.5000 INCHES NOMINAL IN, pressure_angle: 14.5000 DEGREES. This part is cataloged in the U.S.
Government catalog under NSN 3020-00-253-0460, 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 | PLASTIC OVERALL |
| body_style | PLAIN, SOLID |
| bore_style | W/ KEYWAY BOTH ENDS |
| tooth_form | STANDARD |
| pitch_diameter | 4.5000 INCHES NOMINAL IN |
| pressure_angle | 14.5000 DEGREES |
| teeth_quantity | 36 |
| style_designator | PROTRUDING HUB |
| face_nominal_width | 0.500 INCHES IN |
| hub_nominal_diameter | 3.250 INCHES FIRST END IN |
| hub_style_designator | PLAIN FIRST END |
| keyway_nominal_width | 0.313 INCHES BOTH ENDS IN |
| NSN | 3020-00-253-0460 |
| KEYWAY NOMINAL WIDTH | 0.313 INCHES BOTH ENDS IN |
| BORE NOMINAL DIAMETER | 2.5300 INCHES BOTH ENDS IN |
| HUB NOMINAL DIAMETER | 3.250 INCHES FIRST END IN |
| TEETH QUANTITY | 36 |
| BODY STYLE | PLAIN, SOLID |
| BORE STYLE | W/ KEYWAY BOTH ENDS |
| NOMINAL DISTANCE BETWEEN BODY FACE AND PROTRUDING HUB END | 0.125 INCHES FIRST END IN |
| STYLE DESIGNATOR | PROTRUDING HUB |
| PITCH DIAMETER | 4.5000 INCHES NOMINAL IN |
| TOOTH FORM | STANDARD |
No substitute or cross-reference records for this part.