---
product_id: 66215067
title: "Waterway Plastics 711-4050 Ribbed O-ring/Gasket used on 1½\" Spa Heaters and Pump Unions"
brand: "waterway plastics"
price: "¥2377"
currency: JPY
in_stock: true
reviews_count: 8
url: https://www.desertcart.jp/products/66215067-waterway-plastics-711-4050-ribbed-o-ring-gasket-used-on
store_origin: JP
region: Japan
---

# Durable gasket 2 5/16" OD 9/16" ID Waterway Plastics 711-4050 Ribbed O-ring/Gasket used on 1½" Spa Heaters and Pump Unions

**Brand:** waterway plastics
**Price:** ¥2377
**Availability:** ✅ In Stock

## Summary

> 💦 Seal the Deal with Confidence!

## Quick Answers

- **What is this?** Waterway Plastics 711-4050 Ribbed O-ring/Gasket used on 1½" Spa Heaters and Pump Unions by waterway plastics
- **How much does it cost?** ¥2377 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.jp](https://www.desertcart.jp/products/66215067-waterway-plastics-711-4050-ribbed-o-ring-gasket-used-on)

## Best For

- waterway plastics enthusiasts

## Why This Product

- Trusted waterway plastics brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Precision Fit:** Engineered for 1½" spa heaters and pump unions, ensuring a perfect seal.
- • **Robust Design:** Crafted from high-quality materials for long-lasting performance in any spa environment.
- • **Leak Prevention:** Ribbed structure enhances grip and prevents leaks, keeping your spa experience worry-free.
- • **Easy Installation:** User-friendly design allows for quick and hassle-free installation, saving you time.
- • **Versatile Compatibility:** Compatible with various spa systems, making it a must-have for any spa owner.

## Overview

The Waterway Plastics 711-4050 Ribbed O-ring/Gasket is a high-quality sealing solution designed specifically for 1½" spa heaters and pump unions, featuring a 9/16" inside diameter and a 2 5/16" outside diameter. Its durable construction ensures a reliable fit and leak prevention, making it an essential component for maintaining your spa's performance.

## Description

Waterway Plastics 711-4050 Ribbed O-ring/Gasket used on 1½" Spa Heaters and Pump Unions

## Features

- Waterway Part Number 711-4050
- 1 9/16" inside diameter approx.
- 2 5/16" outside diameter approx.

## Images

![Waterway Plastics 711-4050 Ribbed O-ring/Gasket used on 1½" Spa Heaters and Pump Unions - Image 1](https://m.media-amazon.com/images/I/31ceBiP054L.jpg)

## Customer Reviews

### ⭐⭐⭐⭐⭐ 







  
  
    Perfect
  

*by F***K on Reviewed in the United States on July 4, 2022*

Needed some new seals for portable spas.  Worked great.

### ⭐ 







  
  
    Inaccurate dimensions
  

*by J***T on Reviewed in the United States on July 2, 2022*

Item is described as having outside diameter of 2 5/16” and inside diameter of 1 9/16”. Actual dimensions are 3” and 2”.

### ⭐⭐⭐⭐⭐ 







  
  
    Five Stars
  

*by P***M on Reviewed in the United States on January 4, 2017*

Worked Good

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**Shop now:** [https://www.desertcart.jp/products/66215067-waterway-plastics-711-4050-ribbed-o-ring-gasket-used-on](https://www.desertcart.jp/products/66215067-waterway-plastics-711-4050-ribbed-o-ring-gasket-used-on)

---

*Product available on Desertcart Japan*
*Store origin: JP*
*Last updated: 2026-01-22*