Overview Reviews Product Description OEM specified. Formulated specifically for metal, tapered pipe thread fittings, it replaces Teflon® tape and pipe dopes. Cures rapidly to withstand up to 10,000 PSI. Prevents galling and protects mated threaded areas from rust and corrosion. Contains PTFE. Permatex 2018 Catalog Product Videos Custom Field USA part number 56521 Canadian part number 56550 Product Reviews Write a Review Write a Review × Permatex High Performance Thread Sealant 50ml Tube 56550 Rating * Select Rating 1 star (worst) 2 stars 3 stars (average) 4 stars 5 stars (best) Name Review Subject * Comments *