The Waterway 400-9177B 1-1/2" FPT Gray Return Wall Fitting Assembly with Nut and Gasket is a genuine OEM return fitting designed for pool and spa applications. This assembly provides a secure and watertight connection for return lines through the pool or spa wall, ensuring consistent water flow and leak-free performance. Constructed from heavy-duty, UV-stabilized gray ABS plastic, it resists corrosion, cracking, and discoloration caused by long-term exposure to chemicals and sunlight. The included nut and gasket make installation quick, reliable, and maintenance-friendly, allowing a perfect fit for both new installations and replacements.
Key Features
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1-1/2" Female Pipe Thread (FPT): Standard threading allows direct connection to return fittings, eyeballs, or directional flow nozzles for flexible plumbing configurations.
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Complete Assembly: Includes wall fitting, locking nut, and gasket for a watertight seal and simplified installation in vinyl, fiberglass, or gunite pool walls.
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Durable ABS Construction: Made from UV- and chemical-resistant gray ABS plastic for long-lasting reliability in harsh pool and spa environments.
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Universal Fit Design: Compatible with most 1-1/2" return plumbing systems and directional eyeball fittings used in modern pool circulation systems.
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OEM Waterway Quality: Manufactured by Waterway Plastics to exacting standards, ensuring precise fit, leak prevention, and long-term performance.
Product Overview
The Waterway 400-9177B 1-1/2" FPT Gray Return Wall Fitting Assembly with Nut and Gasket is a dependable solution for establishing watertight plumbing connections at pool or spa return lines. This OEM assembly provides the transition point through which filtered water returns into the pool, maintaining balanced circulation and efficient system performance. Its precision-engineered 1-1/2" female pipe thread accommodates standard eyeball fittings, return nozzles, or directional outlets for optimal water distribution.
Constructed from durable, UV-stabilized ABS plastic, the fitting resists chemical degradation, corrosion, and cracking under pressure and temperature changes. The included nut and gasket ensure a secure, watertight seal during installation, helping prevent leaks that can compromise structural integrity or reduce system efficiency. The gray finish blends seamlessly with modern pool hardware and surface finishes for a clean, professional appearance.
Whether used for new installations, system upgrades, or as a direct replacement, the Waterway 400-9177B ensures a perfect OEM-quality fit and lasting reliability. It is an essential component for maintaining proper circulation and leak-free plumbing in residential and commercial pool and spa systems. For retail or e-commerce listings, categorize this item under âPool & Spa Plumbing Parts â Return Fittings & Wall Assembliesâ, emphasizing its OEM build, watertight design, and universal compatibility with 1-1/2" plumbing systems.




















