559D1-0618: GEAR,HELICAL.
The GEAR,HELICAL is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, body_style: WEBBED, SOLID, bore_style: W/ KEYWAY BOTH ENDS, teeth_type: SINGLE HELIX, tooth_form: STANDARD, helix_angle: 15.3249 DEGREES. This part is cataloged in the U.S.
Government catalog under NSN 3020-00-678-6085, 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 OVERALL |
| body_style | WEBBED, SOLID |
| bore_style | W/ KEYWAY BOTH ENDS |
| teeth_type | SINGLE HELIX |
| tooth_form | STANDARD |
| helix_angle | 15.3249 DEGREES |
| pitch_diameter | 6.4790 INCHES NOMINAL IN |
| pressure_angle | 14.5000 DEGREES |
| teeth_quantity | 50 |
| hardness_rating | 197.0 BRINELL STANDARD MINIMUM AND 235.0 BRINELL STANDARD MAXIMUM OVERALL |
| tooth_direction | RIGHT |
| style_designator | PROTRUDING HUBS |
| NSN | 3020-00-678-6085 |
| KEYWAY NOMINAL WIDTH | 0.251 INCHES BOTH ENDS IN |
| BORE NOMINAL DIAMETER | 1.250 INCHES BOTH ENDS IN |
| HELIX ANGLE | 15.3249 DEGREES |
| HUB NOMINAL DIAMETER | 1.684 INCHES SECOND END IN |
| TEETH QUANTITY | 50 |
| BODY STYLE | WEBBED, SOLID |
| TOOTH DIRECTION | RIGHT |
| BORE STYLE | W/ KEYWAY BOTH ENDS |
| NOMINAL DISTANCE BETWEEN BODY FACE AND PROTRUDING HUB END | 0.125 INCHES SECOND END IN |
| NOMINAL DISTANCE BETWEEN BODY FACE AND PROTRUDING HUB END | 0.502 INCHES FIRST END IN |