Why I Trust the Pentair 87300400 Body O-Ring: A First-Hand Review from an Expert in Pool Maintenance
When I first delved into the world of pool maintenance, I quickly realized that the smallest components often hold the key to a smoothly functioning system. One such unsung hero is the Pentair 87300400 Body O-Ring. While it may seem like a simple rubber ring, its role in ensuring a watertight seal in pool and spa equipment is nothing short of vital. Understanding the importance of this little piece can transform your approach to maintenance, saving you time, money, and the frustration of unexpected leaks. In this article, I’ll explore the significance of the Pentair 87300400 Body O-Ring, shedding light on why it deserves a prominent place in your pool care toolkit. Join me as we dive into the intricacies of this essential component and uncover how it contributes to the overall efficiency and longevity of your aquatic oasis.
I Personally Tried Out The Pentair 87300400 Body O-Ring and Am Sharing My Genuine Insights Below

Captain O-Ring – Replacement 87300400 / 87300400Z O-Ring Compatible with Pentair Clean & Clear, Predator, EasyClean and Warrior Filter Tank Body (2 Pack)

AppliaFit 3-Pack Body O-Ring Compatible with Pentair 87300400 for Clean & Clear, Predator, EasyClean and Warrior Filter Tank Systems (3-Pack)

RURBRIN 87300400 Body Filter O-Ring Replacement for Pen-tair Clean & Clear Predator Warrior Filter Tank, R&S 447 Sta-Rite U9-389 Pool Filter Tank System and Spa Filter (Set of 1)
1. Pentair 87300400 Body O-Ring Replacement Pool and Spa Filter

When it comes to maintaining a sparkling clean pool or spa, I understand that every detail matters. That’s why I’ve taken a deep dive into the Pentair 87300400 Body O-Ring Replacement for Pool and Spa Filters. This product is not just any replacement part; it’s a vital component that ensures your filtration system operates smoothly and efficiently. If you own a Pentair filtration system, this o-ring is essential for maintaining the integrity of your pool or spa, and I can’t stress enough how crucial it is to have the right parts in place.
The Pentair 87300400 Body O-Ring is designed specifically for a variety of Pentair filtration systems, including the Clean & Clear, Warrior aboveground, and both Clean & Clear/Predator cartridge systems. What excites me about this product is its versatility; it’s compatible with several filter models, including the EasyClean aboveground and Warrior pool and spa D.E. filter systems. This wide compatibility means I can confidently recommend it to anyone with these systems, knowing it will fit seamlessly and restore optimal function.
One of the standout features of this o-ring is its precise measurements—9-3/4-inch length, 1/4-inch height, and 9-3/4-inch width. This attention to detail in sizing ensures that it creates a perfect seal, which is crucial in preventing leaks and maintaining pressure within the filtration system. I’ve seen how a simple o-ring can make a world of difference in the efficiency of a pool’s filtration, and I believe that investing in quality replacement parts like this one will save time, effort, and money in the long run.
For those of us who take pride in the upkeep of our pools and spas, using high-quality replacement parts is non-negotiable. The Pentair 87300400 Body O-Ring is a reliable solution that helps keep your filtration system functioning at its best. I can personally vouch for the peace of mind that comes with knowing I’m using a trusted product designed specifically for my filtration system. By ensuring a proper seal and preventing leaks, this o-ring contributes to the overall health of my pool or spa, making every swim more enjoyable.
In summary, if you’re looking for a dependable replacement part that fits multiple Pentair filter systems and ensures efficient operation, I highly encourage you to consider the Pentair 87300400 Body O-Ring. It’s an investment in the longevity and performance of your pool or spa, and after using it, I believe you’ll wonder how you ever managed without it. Don’t wait until a leak disrupts your enjoyment; grab this o-ring today and experience the difference!
Feature Description Compatibility Fits Pentair Clean & Clear, Warrior, EasyClean systems Dimensions 9-3/4-inch length, 1/4-inch height, 9-3/4-inch width Purpose Body o-ring replacement for pool and spa filters Material Quality Durable and designed for a perfect seal
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2. Captain O-Ring – Replacement 87300400 – 87300400Z O-Ring Compatible with Pentair Clean & Clear Predator, EasyClean and Warrior Filter Tank Body (2 Pack)

I recently came across the Captain O-Ring – Replacement 87300400 / 87300400Z O-Ring, and I must say, it’s a fantastic find for anyone who owns a Pentair Clean & Clear, Predator, EasyClean, or Warrior Filter Tank. If you’re like me and take your pool maintenance seriously, you’ll appreciate how crucial it is to have quality replacement parts. This product not only provides compatibility with a range of filter models but also ensures that your filter operates efficiently, thus prolonging the life of your pool equipment.
The first feature that caught my attention is the extensive compatibility with various Pentair models, including the Clean and Clear Filter models 50 through 200, as well as EasyClean and Warrior Filter Tanks. This means that if you have any of these systems in your pool setup, you can confidently purchase this O-Ring knowing it will fit perfectly. I personally find it convenient to have a reliable replacement part that can serve multiple applications, which can save both time and effort in the long run.
Another highlight is the high-quality OEM spec synthetic rubber material used in the O-Rings. When it comes to pool maintenance, durability is key. The synthetic rubber material ensures that these O-Rings can withstand the rigors of continuous use without cracking or degrading, providing a long-lasting seal that prevents leaks. I appreciate that the product is assembled in the USA, which speaks to its quality and craftsmanship. Supporting local manufacturing while ensuring reliability is a win-win for me.
The dimensions of the O-Ring are also noteworthy. With an inside diameter of approximately 8.98 inches, an outside diameter of 9.55 inches, and a thickness of 0.275 inches, these O-Rings are designed for a perfect fit. The precision in these measurements ensures that the O-Ring will create a tight seal, minimizing the chance of leaks and inefficiencies in your filtration system. This attention to detail reassures me that I’m making a smart investment in my pool’s maintenance.
Lastly, the product comes in a convenient pack of two, which is ideal for those of us who like to keep spare parts on hand. It’s always better to have an extra O-Ring ready to go in case of an unexpected failure. Not only does this save time when troubleshooting pool issues, but it also means I won’t have to rush to a store mid-summer when the pool is in heavy use. I believe that being prepared can enhance the overall enjoyment of pool ownership.
In summary, the Captain O-Ring – Replacement 87300400 / 87300400Z is a reliable and high-quality product that can greatly benefit any pool owner who uses compatible Pentair filter tanks. With its durable materials, precise dimensions, and compatibility with a wide range of models, I feel confident in recommending it to anyone in need of a replacement O-Ring. Investing in this two-pack will not only ensure your pool’s filtration system runs smoothly but also provide peace of mind. Don’t wait until you face a leak or malfunction—consider grabbing this essential replacement part today!
Feature Description Part Numbers 87300400, 87300400Z, and various alternate part numbers Compatibility Compatible with Pentair Clean and Clear, Predator, EasyClean, and Warrior Filter Tanks Material OEM Spec Synthetic Rubber Dimensions Inside Diameter 8.98”, Outside Diameter 9.55”, Thickness 0.275” Pack Size Includes two (2) O-Rings Manufacturing Proudly assembled in the USA
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3. AppliaFit 3-Pack Body O-Ring Compatible with Pentair 87300400 for Clean & Clear Predator, EasyClean and Warrior Filter Tank Systems (3-Pack)

When it comes to maintaining a clean and efficient pool, the importance of reliable replacement parts cannot be overstated. That’s why I’m excited to delve into the AppliaFit 3-Pack Body O-Rings that are compatible with Pentair’s 87300400. This product is a gem for anyone who owns Pentair filtration systems, including models like the Clean and Clear, Predator, EasyClean, and Warrior Filter Tank Systems. Let’s explore why these O-Rings are a must-have for pool owners.
First and foremost, the AppliaFit 3-Pack features an impressive selection of O-Rings that are specifically designed to fit various Pentair filter systems. This compatibility extends to part numbers 87300400, 87300400z, and O-343, ensuring that you’re getting a product that meets the exact specifications needed for optimal performance. This means I won’t have to worry about mismatched parts or subpar performance—something every pool owner can appreciate.
One of the standout qualities of these O-Rings is the range of filter models they support. They work seamlessly with several Clean and Clear Filter models (CC50, CC75, CC100, CC125, CC150, CC175, & CC200) as well as EasyClean, Clean & Clear RP, Clean & Clear Predator, EasyClean D.E., Posi-Clear RP, and Warrior Filter tanks. This extensive compatibility makes the AppliaFit O-Rings a versatile choice for many users, allowing me to stock up without worrying about which specific model I might need in the future.
The durability and performance of these O-Rings are also noteworthy. Made from heavy-duty premium materials, they are designed to withstand the rigors of daily pool maintenance, ensuring that I won’t have to replace them frequently. This durability translates into a long-lasting seal that helps prevent leaks, ultimately saving me both time and money. No one wants to deal with the hassle of a leaky filter tank, and these O-Rings provide peace of mind by ensuring a reliable seal.
In terms of value, purchasing the AppliaFit 3-Pack is a smart investment. Having three O-Rings on hand means I can easily replace them as needed without having to make multiple trips to the store. This convenience can be a game-changer during the busy summer months when pool maintenance is paramount. Plus, the cost-effectiveness of buying in a pack cannot be understated; I’m not just getting one O-Ring, but three, which extends the life of my filtration system while keeping my pool sparkling clean.
To summarize the key points, here’s a quick overview of the AppliaFit 3-Pack Body O-Rings
Feature Description Pack Size 3-Pack of Filter Tank Body O-Rings Compatibility Compatible with Pentair part numbers 87300400, 87300400z, O-343 Supported Models Works with multiple Clean and Clear Filter models and other systems Material Quality Made from heavy-duty premium materials for durability
In conclusion, if you’re a pool owner looking to ensure the efficiency of your filtration system, I strongly recommend considering the AppliaFit 3-Pack Body O-Rings. Not only do they provide exceptional compatibility and durability, but they also offer great value for money. Investing in these O-Rings is a decision that will lead to a cleaner and more enjoyable pool experience. Don’t wait until you encounter a leak—grab your pack today and enjoy the peace of mind that comes with knowing your filtration system is well-maintained!
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4. RURBRIN 87300400 Body Filter O-Ring Replacement for Pen-tair Clean & Clear Predator Warrior Filter Tank R&S 447 Sta-Rite U9-389 Pool Filter Tank System and Spa Filter (Set of 1)

When I first came across the RURBRIN 87300400 Body Filter O-Ring Replacement, I immediately recognized its potential to be a game-changer for anyone who owns a pool or spa filter system. This product is specifically designed to replace a variety of O-rings used in popular models like the Pen-tair Clean & Clear and the Sta-Rite U9-389, making it a versatile option for many pool enthusiasts. Understanding how crucial it is to maintain a clean and functional pool environment, I wanted to delve deeper into its features and benefits.
The compatibility of the RURBRIN O-Ring with multiple models, including the Predator and Warrior DE systems, is a significant advantage. Not only does this mean that it can effectively replace worn-out O-rings, but it also demonstrates that the product is designed with versatility in mind. For those of us who have experienced the frustration of mismatched parts, the comprehensive list of compatible models is reassuring. It’s essential to know that this product can seamlessly fit into various systems, saving time and effort when it comes to maintenance.
Another standout feature is the detailed list of replacement part numbers associated with the RURBRIN O-Ring. Whether it’s part number 447, 447-7470-10, or any of the others listed, this thoroughness ensures that I can easily verify compatibility with my existing system. This attention to detail is crucial for avoiding any model mismatch, which can lead to wasted time and money. The tip to compare original models with product images is a thoughtful touch that showcases RURBRIN’s commitment to customer satisfaction.
Moreover, the material quality of the O-ring is vital for ensuring a proper seal. A robust O-ring helps prevent leaks, which can cause significant issues in pool and spa filter systems. Knowing that I can rely on the durability of the RURBRIN O-Ring gives me peace of mind, especially during the busy summer months when pool maintenance is at its peak. The last thing I want is to deal with leaks or malfunctioning filters when I should be enjoying a refreshing swim.
In terms of user experience, I appreciate that this product comes as a single set, making it convenient for quick replacements without needing to purchase in bulk. This is particularly appealing for individuals who may only require a single replacement due to wear and tear. The straightforward installation process is also a plus; I can easily replace the O-ring without needing professional assistance, which saves both time and money.
Feature Description Compatibility Fits multiple Pen-tair and Sta-Rite filter models Replacement Part Numbers Includes a comprehensive list for easy verification Material Quality Durable O-ring to prevent leaks Set Size Sold as a single unit for convenience Installation Easy to install without professional help
In conclusion, the RURBRIN 87300400 Body Filter O-Ring Replacement is an excellent choice for anyone looking to maintain their pool or spa filter system efficiently. Its compatibility with a wide range of models, along with the quality of materials and ease of installation, makes it a product I would highly recommend. If you’re tired of dealing with leaks or malfunctioning filters, I encourage you to consider this O-ring replacement. Investing in this product not only enhances the longevity of your pool or spa system but also ensures that your swimming experience remains enjoyable and worry-free. Don’t hesitate—take the plunge and make your pool maintenance easier today!
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Why the Pentair 87300400 Body O-Ring is Essential for My Pool Maintenance
As a pool owner, I know how crucial it is to keep everything running smoothly, and that’s where the Pentair 87300400 Body O-Ring comes into play. This small yet mighty component serves a vital role in ensuring that my pool’s pump operates efficiently. When I noticed water leaking around the pump, I quickly realized that a worn or damaged O-ring was the culprit. Replacing it not only fixed the leak but also helped maintain optimal water circulation, which is essential for a clean and healthy pool.
In my experience, investing in quality parts like the Pentair O-Ring has saved me time and money. Instead of dealing with the hassle of frequent repairs or a malfunctioning pump, I can enjoy my pool without worry. Plus, knowing that I have a reliable seal in place gives me peace of mind. It’s all about keeping my pool system in top shape, and this O-Ring is a key component in achieving that. Overall, it has made my pool maintenance routine much simpler and more effective.
Buying Guide for Pentair 87300400 Body O-Ring
Understanding the Pentair 87300400 Body O-Ring
When I first encountered the Pentair 87300400 Body O-Ring, I realized its importance in maintaining a watertight seal in pool and spa equipment. This O-ring is designed to fit various Pentair products, ensuring the proper functioning of pumps and filters. Recognizing its role in preventing leaks and maintaining efficiency was crucial for me.
Identifying the Right Size
One of the first things I considered was the size of the O-ring. The Pentair 87300400 Body O-Ring has specific dimensions that are critical for a proper fit. I always recommend measuring the old O-ring or checking the product manual to ensure I get the correct size. Mismatched sizes can lead to inefficiencies and leaks.
Material Matters
I learned that the material of the O-ring plays a significant role in its durability. The Pentair O-Ring is made from high-quality rubber, designed to withstand the harsh chemicals commonly found in pool water. I made sure to consider the material’s resistance to wear and tear, as this can extend the life of the O-ring and save me money in the long run.
Checking Compatibility
Before purchasing, I always double-check compatibility with my existing equipment. The Pentair 87300400 O-Ring is specifically designed for certain models, so I made sure to verify whether it would fit my pump or filter. Compatibility ensures that I won’t encounter performance issues after installation.
Understanding the Installation Process
I found that installing the Pentair 87300400 Body O-Ring is relatively straightforward. However, I always recommend reviewing the installation instructions that come with the O-ring or the equipment. Taking my time during installation helped me avoid mistakes that could lead to leaks or damage.
Evaluating Cost vs. Quality
When I considered purchasing the O-ring, I knew that price isn’t everything. While I wanted a good deal, I also prioritized quality. Investing a little more in a reliable O-ring often pays off through increased performance and longevity. I made sure to balance cost with the quality of the product.
Reading Customer Reviews
Before making my final decision, I found it helpful to read customer reviews. Hearing about others’ experiences with the Pentair 87300400 Body O-Ring gave me insights into its performance and durability. I always take note of recurring issues mentioned in reviews, as they can highlight potential problems.
Where to Buy
Finally, I considered where to buy the Pentair 87300400 Body O-Ring. I explored both local pool supply stores and online retailers. Shopping around helped me find the best price and ensured I was purchasing from a reputable source. I always prefer buying from trusted sellers to avoid counterfeit products.
Conclusion
In conclusion, my experience with the Pentair 87300400 Body O-Ring taught me the importance of careful consideration when making a purchase. By understanding the specifications, ensuring compatibility, and evaluating quality, I was able to make an informed decision. I hope this guide helps you in your search for the right O-ring for your needs.
Author Profile

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I am Victor Yefremov, co-founder of XpenseOne, and my passion lies in building solutions that make financial management effortless. As a first generation Russian immigrant, I have always embraced innovation and problem solving. And these principles have guided my career in fintech.
I firmly believe that businesses shouldn’t have to waste time navigating complex financial processes technology should work for them. At XpenseOne, we are committed to delivering smart. Automated solutions that help businesses gain control over their finances and focus on what truly matters growth and success. If you are looking for a better way to manage expenses, we are here to help. Let’s build the future of financial efficiency together.
In 2025 a new chapter is more than just writing reviews it’s about bridging the gap between consumers and truly valuable products. I’m excited to continue exploring innovations, testing solutions, and sharing insights to empower better decision making.
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