Pentair U9-374 Diffuser O-Ring Replacement Sta-rite Pool and Spa Pump;

This diffuser o-ring is designed to use with Pentair Sta-Rite Dyna-Pro/Dyna-Pro E, Dyna-Glas/Dyna-Max, Max-E-Pro, Max-E-Glas/Dura-Glas, Max-E-Glas II/Dura-Glas II Series pool and spa inground pumps and also compatible with Pentair Sta-Rite Dyna-Wave, Dyna-Jet TPE pool and spa pumps. This product also fits with Pentair Sta-Rite IntelliPro VS pool and spa inground pumps model 3050. Measures 3-inch length by 1/4-inch height by 3-inch width.