Face Rim Lock Screw w/ Washer | SPX0503Z20A Pentair MFG Coreless cartridge design allows removal

Coreless cartridge design allows removal and rinsing—no backwash needed

Follow all local codes and ensure the drain cover is properly secured before operating the system

Ensure the O-ring is clean

Start-Up: For spas up to 500 gallons

Face Rim Lock Screw w/ Washer | SPX0503Z20A Pentair MFG Coreless cartridge design allows removalFace Rim Lock Screw w Washer SPX0503Z20A The SPX0503Z20A Face Rim Lock Screw w Washer is a critical hardware component used in Hayward pool and spa systems. This screw and washer combination securely fasten the face rim to the equipment housing, preventing movement and ensuring a tight, stable fit. Key Features: Secure Fastening: Designed to firmly hold the face rim in place, preventing loosening or shifting. Included Washer: Comes with a washer that