Sierra 37477 Loctite Threadlocker 242 - Medium Strength BlueSierra 37477 Loctite 242 prevents loosening due to shock and vibration. This threadlocker is medium strength and removable grade, so it should be used before assembly. Medium Strength; Removable grade; For fasteners up to 3/4" in diameter; For oil pan bolts, valve covers; Specifications: Color: Blue; Fastener Size: 1/4" - 3/4"; Torque (in lbs) Break/Prevail: 115/53; Max Temp: 300F; Interchangeable with: OMC; 0500421; 0764804; Mercury; 92-809821; How to Use Loctite Threadlocker 242Note: Shake bottle well before use. Clean and dry parts with Loctite Klean 'N Prime Activator.; Apply Threadlocker 242 to threaded parts and assemble.; Parts fixture within 10 minutes and are fully cured after 24 hours.; Threadlockers are intended for metal parts and are not recommended for plastic.