Spa-Quip O-Ring NBR 40mm Union 60mm OD x 4mm For Pump Heater

This O-ring is a vital replacement part designed for Spa-Quip 40mm unions, commonly found on pumps and heaters. Crafted from durable NBR material with a 50-55 Duro hardness, it ensures a reliable, watertight seal against leaks. Measuring approximately 60mm in outer diameter and 4mm in thickness, it provides a precise fit for maintaining optimal system pressure and preventing water loss in your pool or spa equipment.

• Designed for Spa-Quip 40mm Unions – Ensures compatibility with specific pump and heater connections.
• Durable NBR Construction – Provides reliable sealing and resistance to common pool chemicals.
• Precision Sizing – Approximately 60mm outer diameter and 4mm thickness for a secure, leak-free fit.
• Essential Replacement Part – Maintains optimal performance for pool and spa pumps and heaters.