This site is operated by a business or businesses owned by Informa PLC and all copyright resides with them. Informa PLC’s registered office is 5 Howick Place, London SW1P 1WG. Registered in England and Wales. Number 8860726. International standards allow 37-deg flared hydraulic fittings to be reused, provided they are clean and their threads and sealing surfaces are not damaged. Technicians and mechanics who have successfully completed training for IFPS Certification* in proper procedures for hydraulic line connections know to make sure all threads and mating surfaces are clean and to tighten the fitting nut to the correct torque based on size. However, untrained or under-trained personnel may not understand the importance of ensuring that all mating surfaces of hydraulics fittings are smooth and clean. Furthermore, they may think that the greater the torque applied to a fitting, the less likely it is to leak. Unfortunately, this practice happens all too often with 37-deg. flare fittings, which should be tightened using a torque wrench to within a prescribed window of torque values. With its diamond dust-coated lapping head, Fitting Fixer and repair damaged sealing surface...