Hayward SPX3000SV Strainer Cover O-Ring

What This Part Is Used For
The Hayward SPX3000SV is a strainer cover O-ring used to seal the pump lid to the strainer housing on compatible Hayward pumps. It sits in the lid groove and prevents air and water leaks during operation. This O-ring is a routine maintenance item.

Why This Part Matters
A dry, flattened, or nicked O-ring lets air into the pump and can cause loss of prime. That shows up as bubbles in the pump basket and weak return flow. Replacing the O-ring restores an airtight seal and stable circulation.

Key Features and Specifications

• Manufacturer part number SPX3000SV
• Strainer cover O-ring
• Seals pump lid to strainer housing
• Helps prevent suction air leaks
• For compatible Hayward pump models

Installation and Fitment Guidance
Clean the lid groove and housing sealing surface before installing the new O-ring. Do not overtighten the lid after replacement. Confirm by manufacturer part number before ordering.

About the Hayward Brand
Hayward builds complete pool equipment ecosystems including pumps, filters, heaters, automation, cleaners, and chlorination systems. Their pumps rely on simple service parts like O-rings to maintain prime and consistent flow. Keeping seals fresh reduces downtime and prevents bigger failures. Genuine Hayward parts maintain proper fit across common pump models.

Common Service Context
Techs replace this O-ring when chasing air bubbles in the pump basket or after a lid has been opened repeatedly for cleanings. It is also common at spring start-up after the O-ring has dried out over winter.