Pentair 071725S Seal Set Replacement Inground Pool and Spa Pump Dual speed single phase 2-horsepower square flange motor replacement Fits Pentair EQ-Series Commercial pool and spa plastic pumps Also fits Pentair C-Series commercial high performance pool and spa pump models C-7, PS-360 Measures 1/2-inch length by 2-1/2-inch height by 1/2-inch width