LOCTITE 242 Automotive Blue Threadlocker – Medium-Strength, All-Metals, 36 ml
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Description
xLOCTITE 242 Automotive Blue Threadlocker: Trusted, Medium-Strength, All-Metals
The LOCTITE 242 Automotive Blue Threadlocker is a blue, medium-strength sealant designed for automotive fasteners and metal assemblies. It carries OEM-grade credibility, with design inputs from auto manufacturers and validation in laboratory testing. Compatible with a wide range of metals—including stainless steel, aluminum, and plated substrates—it provides a reliable, vibration-resistant hold for everyday maintenance and professional repairs alike.
In practical terms, you gain a fast-acting solution that helps prevent loosening from engine heat cycles and road vibrations. The product startsSetting in about 5 minutes and reaches full strength after 24 hours, giving you a clear timeline for completing service jobs and re assembling components. With a 36 ml bottle, LOCTITE 242 is a compact, easy-to-use option for a broad spectrum of automotive tasks.
Key Benefits at a Glance
- High-temperature, metal-friendly performance across diverse substrates.
- Medium-strength formulation designed for repeated disassembly when needed.
- Works on all metals, including stainless steel, aluminum, and plated surfaces.
- Reliable for standard automotive fasteners and maintenance tasks.
- Fast initial set (about 5 minutes) with full cure in 24 hours for a durable joint.
Real-World Applications
Great for securing common automotive fasteners that endure vibration and heat, such as valve cover bolts, water pump bolts, oil pan bolts, drive shaft bolts, rocker arm adjustment nuts, and carburetor studs. This makes LOCTITE 242 a practical choice for both routine servicing and more complex assemblies.
- Valve cover bolts and water pump bolts in engine bays
- Oil pans and drive train fasteners exposed to heat cycles
- Rocker arms and carburetor studs requiring dependable yet removable threads
Overall, LOCTITE 242 offers a professional-grade, user-friendly option for keeping fasteners secure without over-tightening or permanent bonding. It supports reliable performance across multiple metals and automotive applications, while remaining accessible for DIY and shop workflows alike.
FAQ
Q: What is LOCTITE 242 and where should I use it?
A: LOCTITE 242 is a blue, medium-strength threadlocker for automotive fasteners and metal assemblies, designed to prevent vibration loosening.
Q: How long does LOCTITE 242 take to cure?
A: It starts to set in about 5 minutes and achieves full cure in 24 hours, depending on surface conditions.
Shipping & Return
xReturns Policy
You may return most new, unopened items within 30 days of delivery for a full refund. We'll also pay the return shipping costs if the return is a result of our error (you received an incorrect or defective item, etc.).
You should expect to receive your refund within four weeks of giving your package to the return shipper, however, in many cases you will receive a refund more quickly. This time period includes the transit time for us to receive your return from the shipper (5 to 10 business days), the time it takes us to process your return once we receive it (3 to 5 business days), and the time it takes your bank to process our refund request (5 to 10 business days).
If you need to return an item, simply login to your account, view the order using the "Complete Orders" link under the My Account menu and click the Return Item(s) button. We'll notify you via e-mail of your refund once we've received and processed the returned item.
Shipping
We can ship to virtually any address in the world. Note that there are restrictions on some products, and some products cannot be shipped to international destinations.
When you place an order, we will estimate shipping and delivery dates for you based on the availability of your items and the shipping options you choose. Depending on the shipping provider you choose, shipping date estimates may appear on the shipping quotes page.
Please also note that the shipping rates for many items we sell are weight-based. The weight of any such item can be found on its detail page. To reflect the policies of the shipping companies we use, all weights will be rounded up to the next full pound.
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