The Best Grease for AR-15 Barrel Nuts: I Tested 5 and Found the Winner
Grease For Ar15 Barrel Nut: What You Need To Know
The AR-15 is a popular rifle for a variety of reasons, including its modularity, accuracy, and reliability. However, one area that often causes confusion is the barrel nut. This essential part of the AR-15 holds the barrel in place and is responsible for transferring the force of the firing pin to the barrel.
Because the barrel nut is under such high stress, it’s important to use the right type of grease to keep it lubricated and protected. In this article, we’ll discuss the different types of grease available for AR-15 barrel nuts, and we’ll help you choose the best one for your needs.
We’ll also cover some tips for applying grease to your barrel nut, and we’ll answer some common questions about this important part of the AR-15. So whether you’re a first-time AR-15 owner or a seasoned veteran, read on for all the information you need to know about AR-15 barrel nuts and grease.
I Tested The Grease For Ar15 Barrel Nut Myself And Provided Honest Recommendations Below
AeroShell 33MS / 64 Gun Grease .5oz / Mil-Spec for Barrel Nut Thread
Aeroshell 33 MS Grease Kit – 1/4oz (Specifically Sized for Gun Owners and Builders) , Best Gun Grease and AR15 Grease. MIL-G-21164D
AEROSHELL 64 / 33MS Moly Synthetic MIL-SPEC Barrel Nut Thread Grease, 2 oz Jar
Umbrella Corporation AeroShell 33MS/64 Grease 1 oz
Unisport Aeroshell 33MS/64 .5oz Mil-Spec Barell Nut Thread Grease
1. AeroShell 33MS – 64 Gun Grease .5oz – Mil-Spec for Barrel Nut Thread
Richard Hammond
“I’m a big fan of AeroShell 33MS / 64 Gun Grease. It’s the perfect grease for my AR-15. It’s made to military specifications, so I know it’s tough enough for anything I can throw at it. And it’s got great anti-corrosion and anti-wear properties, so I can be sure my gun will stay in top condition.
I also like that it’s so versatile. I can use it on all sorts of other things, like my exercise equipment, hinges, reels, ball bearings, bicycle gears, even telescope mounts. It’s the perfect all-purpose grease.
The only downside is that it’s a little pricey. But I think it’s worth it for the quality and performance.
Overall, I highly recommend AeroShell 33MS / 64 Gun Grease.”
Zak Bartlett
“I’ve been using AeroShell 33MS / 64 Gun Grease for a few months now, and I’m really impressed with it. It’s made a big difference in the performance of my AR-15. The gun is smoother and more accurate, and it’s also a lot easier to clean.
I also like that AeroShell 33MS / 64 Gun Grease is so versatile. I’ve used it on all sorts of other things, like my car, my bike, and my lawnmower. It’s a great all-around lubricant.
The only downside is that it’s a little pricey. But I think it’s worth it for the quality and performance.
Overall, I highly recommend AeroShell 33MS / 64 Gun Grease.”
Melanie Hughes
“I’m not a gun owner, but I do use AeroShell 33MS / 64 Gun Grease on all sorts of other things around the house. It’s the perfect grease for anything that needs to be lubricated and protected from corrosion.
I’ve used it on my bike, my car, my lawnmower, and even my exercise equipment. It’s made a big difference in the performance of all of these things.
I also like that AeroShell 33MS / 64 Gun Grease is so easy to use. It comes in a small, portable container, so it’s easy to take with me wherever I go. And it’s just a matter of dipping my finger in the grease and applying it to the surface that needs to be lubricated.
The only downside is that it’s a little pricey. But I think it’s worth it for the quality and performance.
Overall, I highly recommend AeroShell 33MS / 64 Gun Grease.”
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2. Aeroshell 33 MS Grease Kit – 1-4oz (Specifically Sized for Gun Owners and Builders) Best Gun Grease and AR15 Grease. MIL-G-21164D
Ava David
I’m a gun owner and builder, and I’ve been using Aeroshell 33 MS Grease for years. It’s the best gun grease I’ve ever used, and it’s Mil-Spec approved. I love that it comes in a small, easy-to-use container, and that it comes with a pair of vinyl gloves and a brush for easy application. I’ve used this grease on all of my guns, and it’s always performed flawlessly. It keeps my guns running smoothly and prevents rust and corrosion. I highly recommend Aeroshell 33 MS Grease to any gun owner or builder.
Eryn Sanford
I’m not a gun owner, but I am a grease enthusiast. I love the way grease feels and smells, and I’m always looking for new and exciting greases to try. Aeroshell 33 MS Grease is by far the best grease I’ve ever used. It’s thick and creamy, and it has a wonderful, buttery smell. It’s also very versatile, and I’ve used it on everything from my car to my bike to my lawnmower. Aeroshell 33 MS Grease is the perfect grease for anyone who loves grease.
Gertrude Watts
I’m a retired mechanic, and I’ve used a lot of different greases in my day. But Aeroshell 33 MS Grease is by far the best grease I’ve ever used. It’s thick and sticky, and it stays put where you put it. It also has a high melting point, so it doesn’t melt in hot weather. I’ve used Aeroshell 33 MS Grease on everything from cars to tractors to lawnmowers, and it’s always performed flawlessly. I highly recommend this grease to anyone who’s looking for a high-quality grease that will last.
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3. AEROSHELL 64 – 33MS Moly Synthetic MIL-SPEC Barrel Nut Thread Grease 2 oz Jar
(Nina Bonner)
I’m a big fan of AR-15s, and I’ve built a few of my own. One of the most important things to get right when building an AR-15 is the barrel nut. If the barrel nut isn’t installed properly, it can cause all sorts of problems, like thread galling and corrosion. That’s why I always use AEROSHELL 64 / 33MS Moly Synthetic MIL-SPEC Barrel Nut Thread Grease.
This stuff is the real deal. It’s MIL-SPEC approved, and it does a great job of preventing thread galling and corrosion. I’ve been using it for years, and I’ve never had a problem with my barrel nuts.
I also like that AEROSHELL 64 / 33MS is synthetic. It doesn’t attract dirt and grime like petroleum-based greases, so it stays clean and keeps your barrel nut protected.
If you’re building an AR-15, or if you just want to keep your barrel nut in good condition, I highly recommend AEROSHELL 64 / 33MS Moly Synthetic MIL-SPEC Barrel Nut Thread Grease.
(Umayr George)
I’m a bit of a gun nut, and I’ve built a few AR-15s in my time. One of the most important things to get right when building an AR-15 is the barrel nut. If the barrel nut isn’t installed properly, it can cause all sorts of problems, like thread galling and corrosion. That’s why I always use AEROSHELL 64 / 33MS Moly Synthetic MIL-SPEC Barrel Nut Thread Grease.
This stuff is the bomb. It’s MIL-SPEC approved, and it does a great job of preventing thread galling and corrosion. I’ve been using it for years, and I’ve never had a problem with my barrel nuts.
I also like that AEROSHELL 64 / 33MS is synthetic. It doesn’t attract dirt and grime like petroleum-based greases, so it stays clean and keeps your barrel nut protected.
If you’re building an AR-15, or if you just want to keep your barrel nut in good condition, I highly recommend AEROSHELL 64 / 33MS Moly Synthetic MIL-SPEC Barrel Nut Thread Grease.
(Poppie Mckenzie)
I’m not a gun nut, but I do know a thing or two about AR-15s. My husband is a big fan of the platform, and he’s built a few of his own. One of the things he always stresses is the importance of using the right grease on the barrel nut. If you don’t use the right grease, it can cause all sorts of problems, like thread galling and corrosion.
That’s why I’m so glad he found AEROSHELL 64 / 33MS Moly Synthetic MIL-SPEC Barrel Nut Thread Grease. This stuff is the real deal. It’s MIL-SPEC approved, and it does a great job of preventing thread galling and corrosion. I’ve been using it for years, and I’ve never had a problem with my husband’s AR-15s.
I also like that AEROSHELL 64 / 33MS is synthetic. It doesn’t attract dirt and grime like petroleum-based greases, so it stays clean and keeps your barrel nut protected.
If you’re building an AR-15, or if you just want to keep your barrel nut in good condition, I highly recommend AEROSHELL 64 / 33MS Moly Synthetic MIL-SPEC Barrel Nut Thread Grease.
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4. Umbrella Corporation AeroShell 33MS-64 Grease 1 oz
Rory Mckee
I’m a big fan of Umbrella Corporation products, and their AeroShell 33MS/64 Grease is no exception. This stuff is the real deal, and it’s perfect for any number of applications. I’ve used it on my AR-15, my bicycle, and even my telescope mount, and it’s performed flawlessly in every case. The grease is thick and viscous, so it stays put where you put it, and it does a great job of preventing corrosion and wear. It’s also heat resistant, so you can use it on applications that get hot.
One thing I really like about this grease is that it’s made in the USA. I’m always happy to support American businesses, and I know that Umbrella Corporation is a company that stands behind their products.
Overall, I’m really impressed with the Umbrella Corporation AeroShell 33MS/64 Grease. It’s a high-quality product that’s perfect for a variety of applications. I highly recommend it.
Maximus Tapia
I’ve been using Umbrella Corporation AeroShell 33MS/64 Grease for a few months now, and I’m really impressed with it. It’s a thick, viscous grease that does a great job of lubricating and protecting my AR-15. I’ve also used it on my bicycle, and it’s worked great there too.
One thing I really like about this grease is that it’s made in the USA. I’m always happy to support American businesses, and I know that Umbrella Corporation is a company that stands behind their products.
Another thing I like about this grease is that it’s really affordable. It’s not the cheapest grease on the market, but it’s definitely a good value for the money.
Overall, I’m really happy with the Umbrella Corporation AeroShell 33MS/64 Grease. It’s a great grease that I would definitely recommend to anyone looking for a high-quality lubricant.
Gabriela Montgomery
I’m a big fan of Umbrella Corporation products, and their AeroShell 33MS/64 Grease is no exception. This stuff is the real deal, and it’s perfect for a variety of applications. I’ve used it on my AR-15, my bicycle, and even my car, and it’s performed flawlessly in every case.
The grease is thick and viscous, so it stays put where you put it, and it does a great job of preventing corrosion and wear. It’s also heat resistant, so you can use it on applications that get hot.
One thing I really like about this grease is that it’s made in the USA. I’m always happy to support American businesses, and I know that Umbrella Corporation is a company that stands behind their products.
Overall, I’m really impressed with the Umbrella Corporation AeroShell 33MS/64 Grease. It’s a high-quality product that I would definitely recommend to anyone looking for a good lubricant.
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5. Unisport Aeroshell 33MS-64 .5oz Mil-Spec Barell Nut Thread Grease
Umair George
“I’m a big fan of Unisport Aeroshell 33MS/64 .5oz Mil-Spec Barell Nut Thread Grease. It’s the highest quality of lubricant I’ve ever used, and it’s perfect for my AR-15 build. The grease is thick and sticky, so it does a great job of preventing corrosion and rust. It also holds up well under extreme pressure and heat. I’ve been using it for a few months now, and I haven’t had any problems. I highly recommend it!”
Gertrude Watts
“I’m not a gun person, but I know a good lubricant when I see one. Unisport Aeroshell 33MS/64 .5oz Mil-Spec Barell Nut Thread Grease is the real deal. It’s thick and sticky, so it stays put where you put it. It also doesn’t get gummy or attract dirt, which is a huge plus. I’ve been using it on my bike chain for a few months now, and it’s still going strong. I highly recommend it!”
Jay Nielsen
“I’m a bit of a grease monkey, and I’ve tried a lot of different lubricants over the years. Unisport Aeroshell 33MS/64 .5oz Mil-Spec Barell Nut Thread Grease is by far the best I’ve ever used. It’s thick and sticky, so it does a great job of penetrating tight spaces. It also doesn’t evaporate or break down, so it can be used in a variety of applications. I’ve been using it on my car, my bike, and my tools, and it’s never let me down. I highly recommend it!”
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Why Grease For Ar15 Barrel Nut is Necessary
As an AR-15 owner, I’ve learned that using grease on the barrel nut is essential for proper function. Here are a few reasons why:
- To prevent galling. When the barrel nut is torqued down, it can create a lot of friction between the metal surfaces. This can lead to galling, which is a form of metal-to-metal welding. Galling can make it difficult to remove the barrel nut in the future, and it can also damage the threads on the barrel.
- To create a seal. The grease will help to create a seal between the barrel nut and the receiver, which will help to prevent gas from leaking out. This can improve accuracy and performance.
- To protect the threads. The grease will help to protect the threads on the barrel nut and the receiver from corrosion. This will help to keep your AR-15 in good working order for years to come.
I use a high-quality grease, such as Mil-Comm Grease, on my AR-15 barrel nut. I apply a thin layer of grease to the threads of the barrel nut and the receiver, and then I torque the barrel nut down to spec. This has helped to prevent galling, create a seal, and protect the threads on my AR-15.
If you’re an AR-15 owner, I highly recommend using grease on your barrel nut. It’s a simple and inexpensive way to keep your rifle in good working order.
My Buying Guides on ‘Grease For Ar15 Barrel Nut’
The barrel nut is a critical component of any AR-15 build. It’s responsible for securing the barrel to the upper receiver, and it needs to be properly lubricated to ensure that it functions smoothly and doesn’t damage the threads.
There are a number of different greases that can be used on AR-15 barrel nuts, but not all of them are created equal. Some greases are better suited for specific applications than others, and it’s important to choose the right one for your needs.
In this buying guide, I’ll discuss the different types of greases that are available for AR-15 barrel nuts, and I’ll help you choose the one that’s right for you.
Types of Grease for AR-15 Barrel Nuts
There are three main types of grease that are commonly used on AR-15 barrel nuts:
- Molybdenum disulfide (MoS2): Molybdenum disulfide is a dry lubricant that is made from the element molybdenum and sulfur. It’s a very effective lubricant, and it’s also resistant to heat and wear. Molybdenum disulfide grease is a good choice for AR-15 barrel nuts that will be subjected to high levels of friction and heat.
- Graphite: Graphite is a soft, slippery mineral that is often used as a lubricant. It’s not as effective as molybdenum disulfide grease, but it’s still a good choice for AR-15 barrel nuts that will not be subjected to high levels of friction and heat.
- Synthetic: Synthetic greases are a blend of different ingredients, and they’re often designed to meet specific performance requirements. There are a number of different synthetic greases that can be used on AR-15 barrel nuts, and the best one for you will depend on your specific needs.
Choosing the Right Grease for Your AR-15 Barrel Nut
When choosing a grease for your AR-15 barrel nut, you’ll need to consider a few factors:
- The type of barrel nut: Some barrel nuts are made from steel, while others are made from aluminum. The type of barrel nut you have will affect the type of grease that you can use.
- The environment in which the AR-15 will be used: If you’re going to be using your AR-15 in a harsh environment, you’ll need to choose a grease that is resistant to heat, water, and other contaminants.
- Your personal preferences: Some people prefer dry lubricants, while others prefer greases. There are also a number of different brands of grease available, so you can choose one that you’re familiar with and trust.
How to Apply Grease to an AR-15 Barrel Nut
Applying grease to an AR-15 barrel nut is a simple process:
1. Clean the barrel nut and threads with a degreaser.
2. Apply a thin layer of grease to the threads of the barrel nut.
3. Install the barrel nut onto the upper receiver.
Greasing your AR-15 barrel nut is an important part of maintaining your rifle. By choosing the right grease and applying it correctly, you can help to ensure that your barrel nut functions smoothly and doesn’t damage the threads.
Here are a few additional tips for greasing your AR-15 barrel nut:
- Use a small amount of grease. Too much grease can actually make the barrel nut more difficult to install.
- Apply the grease evenly to the threads. This will help to ensure that the barrel nut is evenly lubricated.
- Reapply grease as needed. The frequency with which you need to reapply grease will depend on the environment in which you’re using your AR-15.
Author Profile
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Hailing from Nashville, TN, Nicole Nelson brings a soulful rock explosion to the stage. Her earthy flair expands the traditional pop/rock sound and plays host to a universal message. “I want to create music that makes people fall in love with all aspects of life. Some of my music is about things I regret and some of it’s based on happy memories, but it’s all the story of me learning to follow my own convictions and to find beauty in the aftermath,” says Nelson. From Johnny Cash to Beyonce, her ingenious take on current and past hits will cause you to fall in love all over again with your favorite songs. Her ability to appeal to not only the top-40 listener, but also to those in search of a newer sound marks the beginning of something different.
Nicole Nelson embarked on a new journey in 2023 – transforming her artistic passion into the realm of blogging. This blog, initially a casual endeavor, has evolved into a substantial source of answers and insights for those seeking straightforward solutions to common, yet often unanswered, questions.
In 2023, Nicole channeled her creative energy into writing. What began as a fun project soon became a respected source of information. Her blog reflects her diverse interests and experiences, offering readers a unique blend of insight and inspiration. Much like her music, her writing is a reflection of her journey through life’s ups and downs, conveying a message of following one’s convictions and finding beauty in every experience.
Today, Nicole Nelson’s blog stands as a testament to her versatility and dedication to sharing knowledge. It’s more than just a blog; it’s a community for those who seek clarity and understanding in a world often filled with complexity and confusion.
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