White, semi-solid methacrylate stick thread sealant, ideal toolbox product for all metal fittings that won’t spill or leak. NSF approved. LOCTITE® 561 is an white, semi-solid methacrylate thread sealant stick, an ideal toolbox product for maintenance and repair that won’t spill or leak. Fast, reliable curing on metal, tapered pipe threads and fittings with a thread size up to M80/R3”; its breakaway torque rating is 2Nm. This is a low strength product for easy disassembly. Service temperature is from -55 to +150ºC; NSF approved. Won’t spill or leak Easily portable Provides instant low pressure seal Doesn’t creep, shrink or block systems NSF approved Low disassembly strength