Loctite 243 Blue Threadlocker 50ml Medium Strength Loctite 243 is a medium-strength blue threadlocker designed to lock and seal threaded fasteners such as bolts and screws, especially in applications exposed to vibration. Suitable for metal fasteners including steel, stainless steel aluminium. This is a genuine Henkel-manufactured version for the Asian market (made in China). Breakaway Torque (M10): ~26 Nm Prevailing Torque: ~13 Nm Cure Type: Anaerobic (absence of air) Fixture Time: ~10 minutes (steel) Full Cure Time : 24 hours Temperature Range: -55C to +180C Viscosity: ~1300 mPa.s (thixotropic) Surface Tolerance: Good on slightly oily surfaces Made In: China (Henkel China) Packaging: Factory sealed bottle Applications: Prevents loosening of bolts, screws, and studs Suitable for engines, pumps, and general machinery Works on active and passive metals Ideal for M6–M20 fasteners Note: Packaging and labeling may differ slightly from US/EU versions. No US manufacturer warranty is included. Product is factory sealed and authentic. Package Includes: 50 bottles x Loctite 243 Blue Threadlocker 50ml Medium Strength Remote Area Notice: Remote area charges may apply. Please confirm your ZIP code with us before placing your order to check. Note: Item color may vary slightly from the pictures due to lighting and screen settings. Shipping: Items are carefully packed and shipped within 3 business days of payment via express shipping with a tracking number. ??Custom Import Duties:?? Import duties, taxes, and charges are not included in the item price or shipping cost. These are the buyer’s responsibility. Since 29 August 2025, the US government ended the “de minimis” rule (previously, items under $800 were duty-free). This means all imports into the US are now subject to tariffs/duties regardless of value or size. Please check with your customs office for details of these charges before purchasing. Returns: Accepted within 30 days of receipt. Buyer pays return shipping. Items must be unused and in original packaging. Returns may be declined if the item is not in acceptable condition. Contact Us/Feedback: Customer satisfaction is our priority. For any issues or queries, please contact us via Messages/email for prompt assistance. We strive to ensure your satisfaction and appreciate your 5-star positive feedback. Enjoy Your Shopping!