R901482979 THROTTLE VALVE Z2FS6B5-4X/2Q is a high-quality industrial hydraulic valve designed to ensure reliable throttling of volumetric flow at the set value. With a nominal size of 6, it allows precise flow control between B1 and B2 or vice versa, mechanically operated. Original Bosch Rexroth products are available with local support through CreatX Technology SRL.