Diffuser o-ring for Sta-Rite Dura-Glas, Dura-Glas II, Max-E-Glas, Max-E-Glas II, Max-E-Pro, Dyna-Glas, Dyna-Max, Dyna-Pro, Dyna-Pro E, Dyna-Wave, Dyna-Jet, and IntelliPro VS pumps.
