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Loctite Vs. Permatex Threadlocker: Secure Loose Screws on Bicycles, Skateboards, and Snowboards

Last updated on March 31, 2024 / Reviewed by Ronald, a 🎖️10-year Adhesive Industry Veteran  @stickyaides in 🌉San Francisco

Is there any difference between Loctite Vs. Permatex Threadlocker?

Loctite Vs. Permatex Threadlocker: Two heavyweight brands always seem to make it to the final round – Loctite and Permatex. Both offer high-quality formulas guaranteed to banish loose screws, yet choosing between them often leaves DIYers scratching their heads.

  • (Loctite 243) Loctite Vs. Permatex Threadlocker
  • What’s Permatex 24200 Medium Strength Threadlock
  • My Hands-on Test of Loctite 243 (Threadlocker)
(Loctite 243) Loctite Vs. Permatex Threadlocker

(Loctite 243) Loctite Vs. Permatex Threadlocker

⏰Cure Speed

Loctite: Faster on active metals, slower on passive

Permatex Threadlocker: Faster on active metals, surface prep speeds cure on inactive

🆚Chemical Resistance

Loctite: Resistant to oils, gasoline, brake fluid, water, ethanol
See also: best epoxy for gas tank repair

Permatex Threadlocker: Resistant to oils, gasoline, brake fluid, alcohol, antifreeze

🛠️Common Uses

Loctite is ideal for securing threaded fasteners in industrial machinery and equipment; securely fasten bolts, screws, and other threaded components in appliances, consumer electronics, and computers.

Permatex Threadlocker can be applied to various components like engine mounts, suspension bolts, and brake calipers; can be used for household repairs involving fasteners; prevent screws or bolts from loosening in sporting equipment such as bicycles, skateboards, and snowboards.

Technical Info

The key difference between Loctite Vs. Permatex Threadlocker is:

LoctitePermatex
Rating★★★★★★★★★
Datasheet📥Loctite 243 Threadlocker📥Permatex Threadlocker
DescriptionMedium-strength threadlocking adhesiveMedium strength threadlocking adhesive
Chemical typeAcrylic dimethacrylate esterAnaerobic dimethacrylate ester
ColorBlueBlue
FluorescencePositive under UV lightNot specified
Viscosity1,300 – 3,000 cP800 – 1,600 cP
CureAnaerobicAnaerobic
Secondary cureActivator speeds cureSurface prep speeds cure on inactive metals
StrengthMedium strengthMedium strength
Temperature range-55°C to 180°C-54°C to 150°C
NSF certifiedYes, P1 and 61Yes, P1
Breakaway torque26 Nm on M10 steel13 Nm on M10 steel
Prevailing torque4 Nm on M10 steel5 Nm on M10 steel
Gap-fillCures up to 0.25 mm gapNot specified

Read More: threadlocker vs retaining compound

What’s Permatex 24200 Medium Strength Threadlock

Permatex 24200 Medium Strength Threadlock
The blue color of the threadlocker makes it easy to see where it has been applied, which is especially helpful for ensuring that all areas have been covered. I also appreciate the fact that it comes in a 6 ml bottle, which is a convenient size for both small and large projects.

Honda recommended this ‘medium strength’ threadlocker for the rear brake’s caliper bolts on a 2016 Acura TLX. Overall, the repair turned out okay, and this sealed the job nicely!

The application process of this threadlocker is very straightforward. Simply apply a small amount to the threads and let it dry. The threadlocker dries quickly, and I have never had any issues with it dripping or running.

✅Pros: Permatex 24200 Medium Strength Threadlock

One of the things I love about this product is its medium strength. It provides just the right amount of locking strength for a wide range of applications, from automotive repairs to household projects.

It’s not too weak that it will come loose, but also not too strong that it will be difficult to disassemble in the future. It’s a perfect balance.

Once it is applied, I know that my threads will stay securely locked in place, even under high levels of stress or vibration. This provides me with peace of mind, knowing that my repairs or projects will be sturdy and long-lasting. I can confidently say that this product is an excellent choice for anyone in need of a reliable and easy-to-use threadlocker solution.

holding Permatex 24200 Medium Strength Threadlock

For starters, I used it on a few bolts on my motorcycle, and let me tell you, they haven’t budged since. And that’s great! But, if you’re like me and enjoy tinkering with your bike or car, this might not be the product for you. Once you apply this stuff, good luck trying to make any adjustments without feeling like you’re going to strip the bolt. So, if you’re looking for something that will keep your bolts locked down tight, Permatex Blue Threadlocker is your guy.

Loctite Blue Vs. Permatex Blue 

Loctite Blue Vs. Permatex Blue : Secure Engine Mounts, Suspension Bolts, and Brake Calipers

In addition to its excellent locking strength, the gel consistency of this threadlocker is a game-changer. It’s easy to maneuver and place without the mess. The gel tube minimizes waste and provides better handling consistency and viscosity compared to the liquid threadlocker.

I found it especially useful when securing the steering stabilizer in my Jeep JL. It allowed precise application, with the optimum location being about 2-3 threads from the leading edge of a bolt. I will definitely buy it again.

Furthermore, this threadlocker’s reliability has impressed me. It works well on low torque bolts and screws, ensuring they are properly tightened. I’ve used it on various applications, from the tiny screws that hold the arms of glasses in place to numerous bolts on my vehicles.

The adhesion is strong, and I’ve never had any issues with bolts or nuts loosening up. It provides the perfect balance of security while still allowing for easy future removal when applied sparingly.

Permatex 24200 Medium Strength Threadlock

❌Cons: Permatex 24200 Medium Strength Threadlock

It is too thick. It does not flow like the popular thread locking brand I have always used in the past. Tipping the bottle upside down and squeezing still does not work. The bottle must be held upside down and given a hard hand swing to get the product to move to the spout.

FAQ of Permatex 24200 Medium Strength Threadlock

Q: Any suggestions on which threadlocker formula would work best to keep pot and pan handles tight?

A: Both blue and red threadlockers are suitable for pot and pan handles. The key difference lies in future removal. If you use blue threadlocker, you can easily remove the handle later with basic hand tools. On the other hand, red threadlocker provides a stronger hold but requires heating the fastener to around 500 degrees Fahrenheit for removal.

Q: Can I use this threadlocker to secure a loose HDMI cable?

A: I’m not certain about that specific application. However, I typically use it for rifle scopes.

Q: Will the blue threadlocker work on watch bracelet screws? The manufacturer recommends AN 302-42 medium tight threadlocker, which is quite expensive for just two screws.

A: Yes, the blue threadlocker works exceptionally well in preventing fasteners of various types from loosening. It should be suitable for the watch bracelet screws as well. You can find tubes of different sizes and even a gel form of the blue threadlocker.

Q: Is medium strength (blue) threadlocker appropriate for securing hand-tightened knob-type fasteners on a Thule kayak rack?

A: If the fasteners are small screws, I would advise against using medium strength threadlocker. It is better suited for screws with a diameter of 2mm or larger.

CTA:list all comments

2 reviews

  • Shane Delgado
    January 20, 2024 at 12:58 pm

    Can I apply Permatex 24200 Medium Strength Threadlock on a steel bolt going into aluminum?

    Reply
    • Ronald Stevens (administrator)
      January 20, 2024 at 1:01 pm

      Simply apply a small amount of threadlocker on the threads, and it should work effectively, ensuring a secure fit.

      Reply

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My Hands-on Test of Loctite 243 (Threadlocker)

LOCTITE 243 Blue Medium Strength Threadlocker
I have been using Loctite products for years now, and I must say that I have never been disappointed.

The Loctite 243 is a great Threadlocker that I have used on all of my firearms, holsters, and optics. Even for electronics, I use it to ensure everything stays in place.

One of the things that I appreciate about this product is that it works in almost all applications, and the blue Threadlocker is a bit softer, allowing for removal but keeping bolts tight. It does the job as it says and delivers great quality every time.

Applying Loctite 243

Many times, I need to use a blue Threadlocker on something that I just can’t get all the oil off of, and the Loctite 243 has so far worked ok, but I’ve heard that it is better. Additionally, this material works great with grease’s presence, making it perfect for those who work on their cars.

close look at Lotite 243

I have used many Loctite products over the years, and I really like the locking spout under the cap of this one. The spout itself slides up and down to “seal” the bottle and prevent air from entering and curing the Loctite. The spout itself is graduated, and the opening is small enough that it makes metering out Loctite easy to do as opposed to the regular little tube where you get too much or nothing at all.

The container of Loctite 243 is a lot larger than I expected, and most of my Threadlockers are in really tiny tubes, but the stuff does go a long way, so this batch will likely last me a lifetime. Although the price seems high, considering how much product you get, the price seems fair.

I wanted to address some of the negative reviews I have seen on this product. Some people seem to think that this is somehow a ripoff when they receive the bottle and see that it’s about half full.

I can guarantee that if you weigh this item, it will be just as described. This is enough Loctite to last most people a very long time even with a decent bit of regular use as you only need a couple of drops per application.

LOCTITE 243 Blue Medium Strength Threadlocker

💬 FAQ of Loctite 243 (Threadlocker)

Q: What are the benefits of using Loctite 243 over Loctite 242 for medium-strength applications?

A: Loctite 243 cures slightly faster and is less sensitive to surface cleanliness than Loctite 242, making it a better choice for medium-strength applications. Unlike Loctite 242, which requires a clean, dry, non-greasy surface on both items being connected and only works with ferrous materials, Loctite 243 works with any material and is more versatile while offering similar functional characteristics to 242.

Q: I’m interested in purchasing the product you have listed for sale, but the price difference between your listing and the usual market price seems suspicious. Can you explain this?

A: There is nothing suspicious about the price difference. You can order the product and see for yourself that it is 100% authentic and made in the United Kingdom. The product is being sold at a lower price due to our current promotion.

Q: Is it possible to remove fasteners using ordinary hand tools with Loctite 243?

A: Yes, ordinary hand tools can be used to remove fasteners that have been treated with Loctite 243. This threadlocker is designed to offer similar functionality to Loctite 242, but with greater versatility as it can work with any material and does not require a perfectly clean surface.

Q: Do you know the expiration date of the current stock being shipped?

A: While I cannot confirm the exact expiration date of the current batch of Loctite 243, I can attest to the freshness of the product I received from a previous order. The bottle I received was manufactured in April 2021 and had an expiration date of October 2022. It remained effective even after the expiration date.

Q: Is this Threadlocker safe for food use?

A: To my knowledge, Loctite 243 is not safe for food use.

Q: What is the break strength of Loctite 243? Is it suitable for use on zinc-plated nuts and non-plated bolts?

A: Loctite 243 is a medium-strength Threadlocker that can withstand a breakaway torque of 19ft/lb. It is suitable for use on threaded fasteners between 1/4″ and 3/4″ made of any material, including zinc-plated nuts and non-plated bolts.

Q: Can Loctite 243 be used to stop diesel leaks from threaded joints?

A: Loctite 243 can be effective in stopping diesel leaks if the threads are cleaned properly before application.

Q: Would Loctite 243 be suitable for holding copper tubes carrying hot water?

A: Loctite 243 is designed for use on threaded fasteners only and is not suitable for holding copper tubes together. Soldering is the recommended method for joining copper tubing.

🔊 Before you go...

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Ronald Stevens photoI’m Ronald Stevens, a Mechanical Engineer obsessed with adhesives, glue, and all things sticky! My passion began in childhood when I’d always be the one playing with glue during arts and crafts. And I’d spend hours researching and experimenting. Happy reading, and remember: stick with the best, and you’ll never be stuck in a mess!
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About Me

Ronald's picture

I'm Ronald Stevens and I'm passionate about adhesives, glues, tapes, and seals. 💪🔧 My goal is to help you choose the right adhesive or sealant for your project. At stickyaides, I'd like to share woodworking, automotive repair, marine sealants, construction adhesives, and more similar topics. Let me be your go-to guide for all things glue so your DIY never come unstuck! 🧲🔒 More About Me

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Table of Contents

  • (Loctite 243) Loctite Vs. Permatex Threadlocker
    • ⏰Cure Speed
    • 🆚Chemical Resistance
    • 🛠️Common Uses
    • Technical Info
  • What's Permatex 24200 Medium Strength Threadlock
    • ✅Pros: Permatex 24200 Medium Strength Threadlock
    • ❌Cons: Permatex 24200 Medium Strength Threadlock
    • FAQ of Permatex 24200 Medium Strength Threadlock
  • My Hands-on Test of Loctite 243 (Threadlocker)
    • 💬 FAQ of Loctite 243 (Threadlocker)

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