The 315390 is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, body_style: WEBBED, SOLID, teeth_type: SINGLE HELIX, tooth_form: STANDARD, pitch_diameter: 6.4830 INCHES NOMINAL IN, pressure_angle: 14.5000 DEGREES. This product is currently in active production with full OEM support.
This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 6625-00-445-3328, 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 |
| teeth_type | SINGLE HELIX |
| tooth_form | STANDARD |
| pitch_diameter | 6.4830 INCHES NOMINAL IN |
| pressure_angle | 14.5000 DEGREES |
| teeth_quantity | 65 |
| hardness_rating | 285.0 BRINELL STANDARD MINIMUM AND 325.0 BRINELL STANDARD MAXIMUM OVERALL |
| tooth_direction | RIGHT |
| style_designator | ONE PROTRUDING HUB, ONE RECESSED HUB |
| face_nominal_width | 1.750 INCHES IN |
| hub_nominal_diameter | 3.125 INCHES FIRST END IN |
| NSN | 6625-00-445-3328 |