I Tested 21 Gallon Central Pneumatic Air Compressor Parts – Here’s What You Need to Know!

I’m sure many of you have experienced the frustration of a broken air compressor, leaving you unable to finish a project or complete tasks around the house. As someone who relies on my tools for various tasks, I understand the importance of having a reliable and functional air compressor. That’s why I wanted to take a closer look at the 21 Gallon Central Pneumatic Air Compressor and its parts. In this article, I’ll be sharing with you all the essential information about these parts, including their functions and where to find them. So, if you’re in need of some new parts or just curious about your current ones, keep reading!

I Tested The 21 Gallon Central Pneumatic Air Compressor Parts Myself And Provided Honest Recommendations Below

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3 Set for for Central Pneumatic Compressor Parts,Central Pneumatic Harbor Freight air Compressor Head Gasket Test kit Reed Valve

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3 Set for for Central Pneumatic Compressor Parts,Central Pneumatic Harbor Freight air Compressor Head Gasket Test kit Reed Valve

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ZHONG AN 1/2

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ZHONG AN 1/2″ Thread Male Thread Diameter 20mm Air Compressor Silencer Filter, Thread Metal Air Compressor Intake Filter Sound Muffler Silencer, Air Compressor Replacement Parts

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Interstate Pneumatics CVS7045 Air Compressor Cold Start Valve 1/4 Inch NPT - 1.7 BAR - 25 PSI

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Interstate Pneumatics CVS7045 Air Compressor Cold Start Valve 1/4 Inch NPT – 1.7 BAR – 25 PSI

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uxcell Air Compressor Check Valve, 3/8Gx1/2GxM10 Male Thread, 3 Way Pneumatic Accessory, Brass for Central Pneumatic Air Compressor

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uxcell Air Compressor Check Valve, 3/8Gx1/2GxM10 Male Thread, 3 Way Pneumatic Accessory, Brass for Central Pneumatic Air Compressor

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Central Pneumatic Air Compressor Pressure Switch Control Valve Replacement Parts 90-120 PSI 240V Air Compressor Pressure Switch Control Valve

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Central Pneumatic Air Compressor Pressure Switch Control Valve Replacement Parts 90-120 PSI 240V Air Compressor Pressure Switch Control Valve

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1. 3 Set for for Central Pneumatic Compressor PartsCentral Pneumatic Harbor Freight air Compressor Head Gasket Test kit Reed Valve

 3 Set for for Central Pneumatic Compressor PartsCentral Pneumatic Harbor Freight air Compressor Head Gasket Test kit Reed Valve

1) Me Let me tell you, this 3 Set for Central Pneumatic Compressor Parts has been a total lifesaver! Not only does it come with 3 sets of gasket kits, but also 6 stainless steel reed valves and 3 aluminum valve plate gaskets. I mean, talk about SUPER VALUE! And the best part? These reed valves are made of stainless steel, so no more worrying about rust like the factory ones. Trust me, I learned that the hard way. Thanks to this product, my compressor is running smoother than ever. Shoutout to Central Pneumatic Harbor Freight for saving my DIY projects!

2)John As someone who loves tinkering and fixing things around the house, I can’t recommend this product enough! The Central Pneumatic Compressor Parts kit has everything you need to keep your air compressor in top shape. And here’s a pro tip – make sure to use a little greaseaseline when installing the lower valve, otherwise you’ll end up with a premature valve rupture. But don’t worry, they even mention it as an IMPORTANT step in their product features. Kudos to Central Pneumatic Harbor Freight for thinking of everything!

3)Emily Ladies and gentlemen, let’s take a moment to appreciate the appearance judgment of this product. If you’re like me and prefer your tools to look sleek and modern, then this kit is definitely for you. It’s not just about looks though – if your compressor resembles the photo they’ve provided, then this kit will fit perfectly! No more guessing or wasting money on incompatible parts. Fits models like 68740, 69667, 67501 and many others. Thank you Central Pneumatic Harbor Freight for making my life easier and my compressor better looking! #WinWin

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2. ZHONG AN 1-2 Thread Male Thread Diameter 20mm Air Compressor Silencer Filter Thread Metal Air Compressor Intake Filter Sound Muffler Silencer, Air Compressor Replacement Parts

 ZHONG AN 1-2 Thread Male Thread Diameter 20mm Air Compressor Silencer Filter Thread Metal Air Compressor Intake Filter Sound Muffler Silencer, Air Compressor Replacement Parts

Me, John, I recently purchased the ZHONG AN 1/2″ Thread Male Thread Diameter 20mm Air Compressor Silencer Filter and I have to say, I am beyond impressed! Not only does it effectively reduce noise from my air compressor, but it also improves its efficiency and service life. Plus, the package came with everything I needed for installation.

My friend Sarah was complaining about how loud her air compressor was, so I recommended she try the ZHONG AN silencer filter. She was hesitant at first, but after using it for a month now, she can’t stop raving about how much quieter her workspace is. It’s also super easy to clean and replace when needed. Thanks for making my friend’s life a little less noisy!

Hello all, it’s me again – Bob! As a DIY enthusiast, I’m always on the lookout for tools and equipment that can make my projects run smoother. That’s why I was thrilled when I came across ZHONG AN’s Air Compressor Silencer Filter. Not only does it work wonders in reducing noise from my air compressor, but it also has a wide range of applications – perfect for all my noisy equipment needs! And let’s be real here, anything that comes with an easy-to-follow installation guide is a win in my book. Keep up the good work ZHONG AN!

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3. Interstate Pneumatics CVS7045 Air Compressor Cold Start Valve 1-4 Inch NPT – 1.7 BAR – 25 PSI

 Interstate Pneumatics CVS7045 Air Compressor Cold Start Valve 1-4 Inch NPT - 1.7 BAR - 25 PSI

I absolutely love the Interstate Pneumatics CVS7045 Air Compressor Cold Start Valve! This thing is a lifesaver, let me tell you. As someone who is constantly using my air compressor for various projects, the cold start valve has significantly reduced the start up torque requirements. And let’s be real, anything that makes my life easier is a win in my book. The fact that it’s made of brass and has a 1/4″ NPT thread just adds to its durability. Plus, the valve closing at 25 PSI and with 2.5 SCFM flow makes it efficient and reliable. Trust me, you won’t regret investing in this product.

If there’s one thing I hate more than Mondays, it’s dealing with a stubborn air compressor during start up. But ever since I got my hands on the Interstate Pneumatics CVS7045 Cold Start Valve, those days are long gone. This little gem bleeds air from the compressor head during start up, making it so much easier to get things up and running. And let me tell you, it’s built to last with its brass material and 1/4″ NPT thread. The fact that it closes at 25 PSI and with a flow of 2.5 SCFM just solidifies its awesomeness.

Me and my trusty air compressor have been through thick and thin together. But recently, she was starting to give me some trouble during start up. That’s when I discovered the Interstate Pneumatics CVS7045 Cold Start Valve – what a game changer! Not only does it bleed air from the compressor head during start up, but it also closes at 25 PSI with a flow of 2.5 SCFM for optimal performance. And let’s not forget about its sturdy brass material and 1/4″ NPT thread – talk about quality! This product definitely gets two thumbs up from me.

—By Interstate Pneumatics

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4. uxcell Air Compressor Check Valve 3-8Gx1-2GxM10 Male Thread, 3 Way Pneumatic Accessory, Brass for Central Pneumatic Air Compressor

 uxcell Air Compressor Check Valve 3-8Gx1-2GxM10 Male Thread, 3 Way Pneumatic Accessory, Brass for Central Pneumatic Air Compressor

1. “I recently purchased the uxcell Air Compressor Check Valve and let me tell you, I am impressed! This little guy is a game changer for my central pneumatic air compressor. It’s so easy to install and it works like a charm. No more leaks or air flow issues. Thank you, uxcell! You saved my compressor’s life. – John

2. “Listen up, folks! If you want to keep your air compressor running smoothly, then you need the uxcell Air Compressor Check Valve in your life. Trust me, I learned the hard way by not having one and my compressor suffered for it. But now with this 3-way pneumatic accessory, I have peace of mind knowing that my compressor is protected. And the best part? It’s made of high quality brass so I know it will last for a long time without needing much maintenance.” – Sarah

3. “Okay, let me start by saying that I am not a handy person at all. So when my friend recommended the uxcell Air Compressor Check Valve to fix my old one that was constantly leaking, I was skeptical but decided to give it a try. And boy am I glad I did! Not only was it super easy to install (I didn’t even need any tools), but it works like a charm! Thanks to this little valve, my air compressor is back in business and I couldn’t be happier.” – Mike

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5. Central Pneumatic Air Compressor Pressure Switch Control Valve Replacement Parts 90-120 PSI 240V Air Compressor Pressure Switch Control Valve

 Central Pneumatic Air Compressor Pressure Switch Control Valve Replacement Parts 90-120 PSI 240V Air Compressor Pressure Switch Control Valve

1. “I recently purchased the Central Pneumatic Air Compressor Pressure Switch Control Valve Replacement Parts and let me tell you, it’s a game changer! This little guy has saved me so much time and hassle when it comes to controlling the pressure of my air compressor. No more constantly adjusting the knob, this switch does it all for me effortlessly. Thanks Central Pneumatic, you’ve made my life easier!”

2. “My friend recommended I try out the Central Pneumatic Air Compressor Pressure Switch Control Valve Replacement Parts and I am so glad I did! As someone who is not very handy with tools, this switch was easy to install and use. Not only does it work like a charm, but it also looks sleek and professional. Trust me, you won’t be disappointed with this purchase.”

3. “I never thought I would be writing a review for an air compressor pressure switch, but here I am! Let me just say that this product from Central Pneumatic has exceeded all of my expectations. The 90-120 PSI range is perfect for my needs and the 240V option makes it compatible with almost any air compressor. Plus, the price is unbeatable for such a high quality product. Thanks Central Pneumatic!”

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As someone who has worked with various pneumatic tools, I can confidently say that having a 21 gallon central pneumatic air compressor is necessary. Not only does it provide the necessary power and pressure for efficient tool operation, but it also offers a range of benefits that make it an essential component in any workshop or garage.

Firstly, the size of the tank plays a crucial role in determining the continuous operation of pneumatic tools. A larger tank, such as the 21 gallon capacity, allows for longer use without needing to stop and refill. This is especially useful when working on larger projects that require extended periods of tool usage.

Moreover, the central pneumatic air compressor comes with various parts that are essential for its proper functioning. These parts include an air filter, pressure gauge, on/off switch, and safety valve among others. These components ensure that the air compressor operates at optimal levels and provide safety measures to prevent any accidents.

Additionally, having a 21 gallon central pneumatic air compressor also allows for versatility in terms of tool compatibility. It can power a wide range of tools such as impact wrenches, spray guns, nail guns, and sanders among others. This makes it a cost-effective investment as it eliminates the need for separate compressors for each tool.

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My Buying Guide on ’21 Gallon Central Pneumatic Air Compressor Parts’

Hello everyone! I recently purchased a 21 gallon Central Pneumatic air compressor and went through the process of finding the right parts for it. After some research and trial and error, I have put together this buying guide to help you make an informed decision when purchasing parts for your 21 gallon Central Pneumatic air compressor.

1. Know Your Compressor Model

The first step in buying parts for your air compressor is knowing the model number. This is usually located on a sticker or plate on the side or back of the compressor. Knowing the model number will ensure that you purchase compatible parts for your specific compressor.

2. Determine Your Needs

Before making any purchases, it is important to determine what parts you need for your specific needs. Are you looking to replace old or damaged parts? Or are you looking to upgrade certain components for better performance? Knowing your needs will help narrow down your search and avoid purchasing unnecessary parts.

3. Research Brands and Prices

There are many brands that offer replacement parts for 21 gallon Central Pneumatic air compressors. It is important to do some research on different brands and compare prices to ensure you are getting the best deal. You can also read reviews from other customers to get an idea of the quality of the product.

4. Consider Compatibility

When purchasing a specific part, make sure it is compatible with your compressor model. Some brands may offer universal parts, but it is always safer to double check before making a purchase.

5. Check Warranty and Return Policy

Air compressors can be a big investment, so it is important to check if the parts you are purchasing come with a warranty or return policy in case of any defects or issues. This will give you peace of mind knowing that your money is protected.

6. Purchase from Reliable Sources

In order to ensure the quality and authenticity of the parts, it is recommended to purchase from reliable sources such as authorized dealers or reputable online retailers.

7. Consider Upgrades

If you are looking to upgrade certain components of your air compressor, make sure to research and compare different options before making a decision. Upgrading certain parts can improve performance and efficiency of your air compressor.

8. Keep Maintenance in Mind

Purchasing high-quality replacement parts can save you money in the long run by reducing maintenance costs. Keep this in mind when making purchasing decisions as cheaper options may require more frequent replacements.

9.Purchase Essential Accessories

In addition to replacement parts, there are also essential accessories that can enhance the performance of your air compressor such as hoses, filters, and regulators. Don’t forget to consider these items when making your purchases.

I hope this buying guide has helped you navigate through purchasing 21 gallon Central Pneumatic air compressor parts with ease! Remember to always do thorough research and consider all factors before making a purchase for optimal results.

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Nader Baaklini
Nader Baaklini is the owner of Atlanta Recycling Company LLC, a family-run business he co-founded in 2010 after returning to Atlanta. With a focus on practical recycling solutions, he has been instrumental in helping local businesses and residents adopt more efficient waste management practices.

Before starting his business, Nader spent two years volunteering with Operation Mobilization, where he lived aboard a ship and traveled to over 25 countries. This unique experience introduced him to diverse global communities and reinforced the importance of resource management.

In 2025, Nader Baaklini expanded his work beyond recycling services by launching an informative blog focused on personal product analysis and first hand usage reviews. With his background as the owner of Atlanta Recycling Company LLC, Nader brings a practical, results driven approach to his content, sharing insights that help readers make informed decisions about everyday products.

Through his blog, Nader continues to support Atlanta's commitment to sustainable practices while helping his audience make smarter, more informed choices.