High temperature. Locks and seals threaded fittings. Resists leakage, vibrations, loosening, moisture, hydraulic fluids and diesel fuels. Won't shred or wear like thread sealant tape. Product Description Permatex’s High Temperature Thread Sealant locks and seals threaded fittings. Resists leakage, vibration loosening, moisture, hydraulic fluids and diesel fuels. This high-temperature thread sealant lubricates threads for easy assembly and disassembly. Won’t shred or wear like Teflon tape. Parts may be repositioned up to 4 hours after application. Temperature range -65°F to 400°F (-54°C to 204°C). Contains PTFE. Features 1Locks and seals threaded fittings 2Resists leakage, vibration loosening, moisture, hydraulic fluids and diesel fuels 3Lubricates threads for easy assembly and disassembly 4Won't shred or wear 5Parts may be repositioned up to 4 hours after application Suggested Applications Head bolts into through holes, oil PSI sending units and sensors, oil and coolant lines, fuel fittings, rear axle fill plug, brake, and power steering fittings