551-264HA187-2SH: GEAR,SPUR.
The GEAR,SPUR is a the manufacturer industrial component. Key specifications include material: ALUMINUM ALLOY 2024 OVERALL, body_style: PLAIN, SOLID, bore_style: PLAIN BOTH ENDS, tooth_form: STANDARD, pitch_diameter: 2.7490 INCHES MINIMUM AND 2.7500 INCHES MAXIMUM IN, pressure_angle: 20.0000 DEGREES. This part is cataloged in the U.S.
Government catalog under NSN 3020-00-243-8769, 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 | ALUMINUM ALLOY 2024 OVERALL |
| body_style | PLAIN, SOLID |
| bore_style | PLAIN BOTH ENDS |
| tooth_form | STANDARD |
| pitch_diameter | 2.7490 INCHES MINIMUM AND 2.7500 INCHES MAXIMUM IN |
| pressure_angle | 20.0000 DEGREES |
| teeth_quantity | 264 |
| special_features | 2 0.086 IN. DIA THREADED HOLES ON HUB FOR POSITIONING IN |
| style_designator | PROTRUDING HUB |
| surface_treatment | ANODIZE OVERALL |
| face_nominal_width | 0.125 INCHES IN |
| hub_nominal_diameter | 0.500 INCHES FIRST END IN |
| NSN | 3020-00-243-8769 |
| BORE NOMINAL DIAMETER | 0.188 INCHES BOTH ENDS IN |
| HUB NOMINAL DIAMETER | 0.500 INCHES FIRST END IN |
| TEETH QUANTITY | 264 |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | MIL-A-8625,TYPE 1 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL |
| BODY STYLE | PLAIN, SOLID |
| BORE STYLE | PLAIN BOTH ENDS |
| NOMINAL DISTANCE BETWEEN BODY FACE AND PROTRUDING HUB END | 0.250 INCHES FIRST END IN |
| PRECISION CLASSIFICATION | QUALITY NUMBER 10 OR QUALITY NUMBER 11 |
| STYLE DESIGNATOR | PROTRUDING HUB |
| MATERIAL DOCUMENT AND CLASSIFICATION | QQ-A-225/6,T4 FED SPEC SINGLE MATERIAL RESPONSE OVERALL |