LOCTITE 565 Automotive White Thread Sealant – General Purpose, High Viscosity, Rapid Cure, Replaces Tapes & Pipe Dopes – 50 ml, 1 Pack

Customers find this thread sealant effective, particularly for sealing NPT connections, and one customer mentions it works well on fuel lines and air strut fittings. Moreover, the product receives positive feedback for its quality, with one customer noting it performs better than Teflon tape or blue Loctite. Additionally, customers appreciate its ease of use, especially when removing fittings for replacement, and its reliability in preventing leaks. They also value its performance on propane brass fittings and consider it good value for money.