n Control Valve Assy 723-1A-15505 For Komatsu WB93S-5 Backhoe Loader
This Main Control Valve (MCV) is the core hydraulic component of the Komatsu WB93S-5 / WB93R-5 backhoe loader, model number 723-1A-15505, which is interchangeable with model 723-1A-15506. It employs a CLSS closed load sensing system to distribute hydraulic oil to the front loader bucket, rear backhoe arm, outriggers, and steering cylinder, enabling all digging and loading movements.
Matching Spare Parts

Internal valve spools & relief valves: 723-11-37330, 723-26-15810
Full seal repair kit: 707-99-15730
Main hydraulic pump: 708-1W-41522
Pilot control joystick, hydraulic filter, high pressure hoses, and all hydraulic cylinders.
Product Advantages
OEM-standard casting body, precisely machined spools, and low internal leakage
Complete pressure protection valves built-in to protect the entire hydraulic system
1:1 original size for direct replacement without modification
Shockproof wooden case packing for sea transportation