This is a Generic Pump Diffuser O-Ring O-83 replacement with dimensions for 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. The dimensions also work with Pentair Sta-Rite Dyna-Wave, Dyna-Jet TPE pool and spa pumps, IntelliPro VS inground pumps model 3050.
This o-ring is identical to O-83 and replaces Advance OV11332, Harmsco 930, Hayward SP4000Z1, Jacuzzi 13102306R, Pentair/Pacfab 274494, Sta-Rite U9156, U9185, U9374, Sta-Rite/Swimquip 355051424.








