Overview Reviews Product Description Loctite® 561 semi-solid methacrylate thread sealant stick White wax Anaerobic cure Capable of sealing thread up to 80mm diameter For the locking and sealing of pre-torqued metal pipes and fittings Loctite 2017 General Catalog Product Videos Custom Field Product size 19g Pressure resistance 10,000 psi Old Loctite® SKU 38133 Product Reviews Write a Review Write a Review × Henkel-Loctite 561 Methacrylate Thread Sealant w/PTFE 19g Stick 527634 Rating * Select Rating 1 star (worst) 2 stars 3 stars (average) 4 stars 5 stars (best) Name Review Subject * Comments *