{"product_id":"loctite-242-medium-strength-threadlocker-blue-250-ml-bottle-removable-vibration-resistant","title":"Loctite 242 Medium Strength Threadlocker Blue 250 mL Bottle — Removable, Vibration Resistant","description":"\u003cp\u003e\u003cstrong\u003eLoctite 24241 Blue is a medium-strength anaerobic threadlocker in a 250 mL bottle designed to prevent fastener loosening while remaining service-removable with hand tools.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eEngineered for general-purpose fastening, this Loctite 242 medium-strength formula cures in the absence of air and on metal surfaces to lock bolts and studs between 1\/4\" and 3\/4\" in diameter. It balances holding power with disassembly capability, tolerates temperatures from -65°F to 300°F, and reaches full cure in about 24 hours. The product arrives as a liquid with a mild odor, a specific gravity of 1.1, and a viscosity in the 1200–5000 cP range, supplied in a 250 mL bottle manufactured in the United States.\u003c\/p\u003e\n\n\u003ch3\u003eHow does this threadlocker secure fasteners without making them permanent?\u003c\/h3\u003e\n\n\u003cp\u003eLoctite 24241 uses an anaerobic chemistry that remains liquid until confined between metal threads and deprived of air, at which point it polymerizes and forms a dependable bond. The medium strength formulation is engineered to resist shock and vibration while allowing removal with conventional hand tools, avoiding destructive disassembly methods.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eBest for fasteners 1\/4\" to 3\/4\" diameter\u003c\/li\u003e\n  \u003cli\u003eGap fill up to 0.005 inches for typical thread clearances\u003c\/li\u003e\n  \u003cli\u003eRemovable with hand tools—no heat or special solvents typically required\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat are the cure time and environmental limits I should expect?\u003c\/h3\u003e\n\n\u003cp\u003eInitial handling strength begins within about 10 minutes after application, and full cure is normally achieved in roughly 24 hours under ideal conditions. The threadlocker maintains performance across a wide temperature window, making it suitable for many indoor and outdoor mechanical assemblies.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eHandling\/set time: around 10 minutes\u003c\/li\u003e\n  \u003cli\u003eFull cure: approximately 24 hours\u003c\/li\u003e\n  \u003cli\u003eService temperature range: -65°F to 300°F\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow do I apply Loctite 24241 for reliable results?\u003c\/h3\u003e\n\n\u003cp\u003eClean mating threads of oil, dirt, and rust before applying a few drops directly to the fastener threads. Assemble and tighten to specification; excess can be wiped away. Using the correct amount—enough to wet the threads but not so much that it runs—helps ensure consistent curing and performance.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eRecommended application temperature around 72°F for best flow and cure\u003c\/li\u003e\n  \u003cli\u003eUse on metal-to-metal threaded connections only\u003c\/li\u003e\n  \u003cli\u003eApply to clean, dry threads and tighten per torque specs\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat physical properties and safety considerations should I note?\u003c\/h3\u003e\n\n\u003cp\u003eThe product is a low-odor liquid with a specific gravity of about 1.1 and a moderate viscosity range (1200–5000 cP), packaged in a 250 mL bottle. It has a flash point above 93.3°C; standard precautions for adhesives and sealants apply—avoid skin and eye contact and follow the manufacturer's safety data sheet for handling and disposal.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eForm: liquid; container size: 250 mL bottle\u003c\/li\u003e\n  \u003cli\u003eFlash point: greater than 93.3°C (safe handling recommended)\u003c\/li\u003e\n  \u003cli\u003eManufactured in the United States by Loctite\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for? Technicians, maintenance crews, and DIYers who need a dependable, medium-strength threadlocker that prevents loosening from vibration yet allows future disassembly will find Loctite 24241 well suited to mechanical repairs, automotive fasteners, industrial equipment maintenance, and general-purpose assemblies. Choose this product when you want a balance of secure locking and practical removability in a professional-grade 250 mL bottle.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Can this threadlocker be removed later?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes. Loctite 24241 is medium-strength and is removable with standard hand tools without damaging threads.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: What fastener sizes work with this product?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: It's recommended for fasteners between 1\/4\" and 3\/4\" in diameter with a gap fill up to 0.005 inches.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"Loctite","offers":[{"title":"Default Title","offer_id":48083109216414,"sku":"B00065U8K6","price":63.41,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0781\/2041\/9486\/files\/loctite-24241-front-bottle.jpg?v=1785825400","url":"https:\/\/northtrailauto.ca\/products\/loctite-242-medium-strength-threadlocker-blue-250-ml-bottle-removable-vibration-resistant","provider":"North Trail Auto","version":"1.0","type":"link"}