Hayward MaxFlo Trap Lid Knob (SPX1250Z4) technicalproducts Pump shafts are core drive

Pump shafts are core drive components that transfer motor power into the wet end assembly

Supports cleaner restoration without unnecessary broader replacement

or the panel no longer communicates correctly with the control system

A replacement filter cartridge helps maintain the filtration performance needed for cleaner circulation

Hayward MaxFlo Trap Lid Knob (SPX1250Z4) technicalproducts Pump shafts are core driveThe trap lid knob gives service access to the strainer area on compatible Hayward MaxFlo pumps. When the knob becomes stripped, cracked, or difficult to tighten, opening and securing the pump lid can become frustrating and unreliable. This replacement knob is a small but important repair item for routine pump maintenance. It helps restore easier handling of the trap lid and supports a cleaner service process when inspecting baskets, priming, or