Blower Wheel, Product Type Blower Wheel, Bore Diameter 3/4 in, Compatible with Grainger Part Number 2RB64, 3ATT8, 3ATT9, 3ATU1, 3HFL6, 4YU95, 4YY16, 5PV06, Compatible with Brand Dayton, Compatible with Manufacturer Model Number 2RB64, 3ATT8, 3ATT9, 3ATU1, 3HFL6, 4YU95, 4YY16, 5PV06