154689-Style Air Bleeder Assembly Replacement Compatible with Triton II TR40 TR50 TR60 TR100 TR140 & Sta-Rite S7S50 S8S70

154689 Air Bleeder Assembly:

The 154689-Style Air Bleeder Assembly is a high-quality aftermarket replacement designed for pool and spa filtration systems. This air bleeder assembly helps release trapped air inside the tank, allowing your system to run smoothly and maintain strong water circulation. It is widely used as a replacement part for Pentair® Triton II sand filters and Sta-Rite® System 3 SS series filters.

If you want better water clarity and stable pressure levels, this air bleeder assembly pool filter part ensures reliable performance.

Alternate Part Numbers

154689Z, STA0519513, WC212120P, 17-102-2131, PAC-051-0312, PEN154689Z, PENWC212-120P

(For cross-reference only. All trademarks belong to their respective owners.)

Compatibility

This air bleeder assembly replaces the part used in the following models:

Pentair Triton II Sand Filters:

• TR40

• TR50

• TR60

• TR100

• TR140

Sta-Rite System 3 SS Series Sand Filters:

• S7S50

• S8S70

Performance Benefits

The 154689-style air bleeder assembly improves overall filter performance by:

• Removing trapped air quickly and safely

• Supporting strong system pressure

• Ensuring the filter operates at peak efficiency

• Helping maintain clear, clean pool water

This makes it a dependable upgrade for any pool owner looking to improve filtration consistency.

Durable Construction

Made from tough, weather-resistant plastic, this air bleeder assembly is built for long-term reliability. The flexible, corrosion-resistant rubber O-ring provides a secure seal, even in harsh outdoor pool environments.

Easy Installation

This part installs in minutes with no tools required.

Simply thread the assembly onto the filter cap and allow trapped air to escape. Once a steady stream of water appears, close the valve.

Tip: Avoid overtightening to maintain proper thread life.

Key Features

• Strong, durable plastic body

• Quick, tool-free installation

• Helps maintain proper filter pressure

• Corrosion-resistant O-ring

• Compatible with Triton II & System 3 filters

• Enhances overall filtration efficiency

Specifications

• Color: Black

• SKU: BF-A35-689Z

• Part Number Reference: 154689

• Product Type: Air Bleeder Assembly

Disclaimer

This is an aftermarket replacement part and not an OEM product. All brands, model numbers, and trademarks are used only to show compatibility.