

🔧 Lock it down, loosen it up—thread security made smart and simple!
Permatex 24240 Medium Strength Threadlocker Blue is a professional-grade anaerobic resin designed to lock and seal bolts from 1/4" to 3/4" diameter. It prevents loosening caused by vibration while protecting threads from corrosion. This medium strength formula ensures fasteners stay secure yet remain removable with standard hand tools, making it ideal for automotive and mechanical applications. The 36 ml tube offers precise application and long-lasting performance across a wide temperature range (-65°F to 300°F).










| ASIN | B000AANXJ0 |
| Best Sellers Rank | #994 in Automotive ( See Top 100 in Automotive ) #5 in Thread Lock Sealers |
| Brand Name | Permatex |
| Color | Blue |
| Compatible Material | Metal |
| Customer Reviews | 4.7 4.7 out of 5 stars (8,853) |
| Included Components | Auto part, Automotive Accessories, Replacement and Performance parts |
| Item Dimensions | 6.59 x 3.49 x 0.9 inches |
| Item Form | Liquid |
| Item Type Name | Leviton 80409-GY Decora Wall Plate, 2 Gang, Grey |
| Item Weight | 0.15 Pounds |
| Manufacturer | Permatex |
| Material Type | Anaerobic Resin |
| Model | 24240 |
| Number of Items | 1 |
| Part Number | 24240 |
| Style Name | Liquid - Medium Strength |
| Surface Recommendation | Miscellaneous |
| UPC | 079340242401 |
| Unit Count | 1.22 Fluid Ounces |
| Warranty Description | Warranty |
| Water Resistance Level | Not Water Resistant |
E**S
Reliable Fix for Loose Bolts and Screws
Reliable Fix for Loose Bolts and Screws I’ve been using Permatex 24200 Threadlocker Blue on a few small projects around the house and in the garage, and it’s been a dependable problem-solver. This medium-strength formula is just right for fasteners that tend to work themselves loose over time—things like cabinet screws, lawn equipment bolts, and even some car parts. It keeps everything snug without making disassembly a nightmare later on. Application is straightforward: just a small drop on clean threads before tightening, and it sets up quickly. I like that it helps protect against rust and corrosion too, which is a nice bonus for anything exposed to moisture or vibration. Best of all, I’ve had no issues removing treated fasteners with regular hand tools when I’ve needed to—no stripped bolts, no headaches. The tube is small (6 ml), but a little goes a long way. Unless you’re tackling a huge project, one tube should last quite a while. Bottom line: A reliable, easy-to-use threadlocker that does exactly what it promises—keeps fasteners secure but still removable.
M**K
blue
Great product works as advertised!
V**D
great product, exactly what i was looking for
great product
C**.
My Favorite Threadlocking Solution
This is a decent priced medium threadlocker that lasts and works. I use it at work and at my home shop.
I**H
Just the right amount of locking strength
I can confidently say that this product is an excellent choice for anyone in need of a reliable and easy-to-use threadlocker solution. 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. 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. 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. One of the things I appreciate the most about this product is its reliability. 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. Overall, I would highly recommend this threadlock to anyone in need of a reliable and easy-to-use threadlocker solution. It provides just the right amount of locking strength, is easy to apply, and dries quickly. It's a must-have in any toolkit.
J**E
As described.
Permatex is a great brand, works as described.
T**N
Quality product
Never lets fasteners become loose.
A**R
Works just as intended.
Great product. Works perfectly.
C**N
Con este pegamento los ejes de las ruedas de los patines se pueden apretar al llegue sin la necesidad de apretar de mas evitando que se barran las cuerdas y con la seguridad de que se mantendrán en su lugar.
H**S
Muy buena calidad. Buen producto.
R**N
Permatex azul es un liquido que fija roscados/tuercas, mejorando su estabilidad mecánica ante golpes/fugas y vibración. Ideal para fijar en posición tuercas de 6mm a 20mm. Excelente alternativa a Locktite. Modo de uso: - Limpia y seca las piezas (metálicas). - Agita el tubo de Permatex azul de Fuerza Media antes de cada uso. - Retira la tapa y la punta de la boquilla. - Aplica el Permatex azul de fuerza media a las áreas roscadas y ensambla las piezas (y deja que pase el tiempo de curado/fijación). Consulta la hoja de datos técnicos para obtener información completa. * no recomedado para uso en plásticos.
A**A
Funciona muy bien
K**S
Easy to use and apply. Great for small job when you don't use this stuff that often.
Trustpilot
Hace 2 meses
Hace 2 meses