4 passage rotary union designed for a welding equipment application. The union was engineered to mount to a customer shaft and provide coolant supply/return. Features include a specialized shaft end for mounting and an integrated electrical slip ring for data transfer. This unit is meant for the Factory Automation industry. Has 4 - 5 passages, which size goes from 6.35 mm - 9.50 mm. The rotation speed (RPM) to be used is 0 to 24 RPM. It handles pressure (PSI) 0 - 199 PSI [0 - 14 BAR]. The material of the product is stainless steel, the through bore is possible to have in 25.4 mm to 73.7 mm. Possible to integrate with slip rings.