The Pentair 35505-1440Z O-ring is an essential replacement part designed to ensure the seal of the pool pump lid. Installed between the lid and the pump body, this seal prevents air and water leaks, thus allowing optimal operation of the filtration system.

Made with durable materials resistant to pool chemicals and temperature variations, this O-ring guarantees a reliable seal and consistent performance for your pump.

This original Pentair (OEM) seal is specifically designed for several popular models of Pentair and Sta-Rite pumps.

Key features

✔ Original Pentair O-ring (OEM)
✔ Ensures pump lid seal
✔ Prevents air leaks in the filtration system
✔ Durable material resistant to chemicals and heat
✔ Simple and quick replacement

Compatibility

The Pentair 35505-1440Z O-ring is compatible with several Pentair and Sta-Rite pumps, including:

Max-E-Pro Pumps

Dyna-Pro® / Dyna-Pro® E Pumps

IntelliPro® VS 3050 Pump

P6 / MP Pumps

IntelliFlo® XF Variable Speed Pump

WhisperFlo® XF Pumps

Specifications

Brand: Pentair
Part Number: 35505-1440Z
Type: Pump Lid O-Ring
Dimensions: approx. 6.35" x 6.9"
Use: Pool pump lid seal

Included

📦 1 Pentair Pump Lid O-Ring – 35505-1440Z

Why replace your pump's O-ring?

A worn O-ring can cause:

• loss of pump suction

• air bubbles in plumbing

• reduced efficiency of the filtration system

Replacing this seal helps maintain efficient water circulation and prolong the life of your pool pump.