Enerpac hydraulic high-flow coupling C-604 complete item no.: 101134365 EAN: 9002730536041 / 1 ST package size: 1 brand: Enerpac type: C-604 design: clutch complete operating pressure max. (bar): 700 standard equipment on most Enerpac cylinders. Recommended for use with all Enerpac pumps and cylinders where space and connections allow for this. Dust caps included. Thread 3/8 inch NPT