Directions: 1. Knead tube of Thread Compound before use. 2. Apply sealant to leading threads of the male fitting, leaving the first thread free of sealant. Apply to only 3/4 of a thread turn; it is not necessary to apply to all threads. 3. Assemble parts and tighten to recommended torque. 4. Allow to cure 72 hours for full strength. 5. To accelerate cure time prep threads with Permatex Surface Prep Activator. Refer to Technical Data Sheet for complete information. NOTE: Permatex Thread Compound seals threaded metal fittings on hydraulic, pneumatic, fuel and cooling systems. It is not recommended for use on plastics or rubber. Not for use on potable water connections.