Push nut has an approximate .623? OD * Current part number 110452X replaces previous part numbers 76257, 110452, 532110452, and 5846R * Replacement part for many brands including Husqvarna, Poulan, Poulan Pro, Roper, Sears/Craftsman, and Weed Eater * Original equipment manufacturer replacement part * 1-year warranty for defects in material or workmanship