Overview Reviews Product Description OEM specified. Multi-purpose thread sealant containing PTFE. Locks and seals threaded fittings. Designed to provide an extremely reliable seal on any metal pipe thread fittings and plugs. Resists leakage, vibration loosening, moisture, hydraulic fluids and diesel fuels. Permatex 2018 Catalog Product Videos Custom Field Product Reviews Write a Review Write a Review × Permatex High Temperature Thread Sealant 250ml Tube 59225 Rating * Select Rating 1 star (worst) 2 stars 3 stars (average) 4 stars 5 stars (best) Name Review Subject * Comments *