StaRite Impeller Lock Screw, Pump Impeller Screw, 37337 6080
No. 10B Image 37337-6080 Impeller Screw. Used on Many Sta-Rite (Pentair) pool pumps. Fits DynaGlas, DynaMax, DynaPro and DuraGlas, Max-E-Glas pumps. Also Fits IntelliPro and DynaJet pool pumps. Impeller screw is used to secure the impeller to the shaft in the event of backflow of water (which could spin the impeller off).