Hayward Screw Set (Pack of 4) for SP1039Z1 Strainer Cover Assembly | SPX1039Z1A Lighting Parts Confirm the correct O-ring part

Confirm the correct O-ring part number from your filter's parts diagram before ordering

Free & Klear also treats the buildup of lotions and oils on both the filter and in pool water that can result in clarity problems

High-quality materials for durability and longevity

Testing phosphate levels ensures you can eliminate phosphate when it rises to high

Hayward Screw Set (Pack of 4) for SP1039Z1 Strainer Cover Assembly | SPX1039Z1A Lighting Parts Confirm the correct O-ring partThe Hayward Screw Set (SPX1039Z1A) is the OEM replacement hardware pack for the SP1039Z1 strainer cover assembly, sold as a pack of 4 screws. This hardware set secures the strainer cover assembly on compatible Hayward pump models. Replacing worn, stripped, or corroded screws restores a proper seal and prevents strainer cover movement during operation. Specifications Hayward Part Number SPX1039Z1A Pack Quantity 4 screws Fits Assembly SP1039Z1 Strainer