Playing a critical role in hydraulic system pressure control, the 723-40-71800 part number Komatsu excavator pilot valve block assy provides precise control by regulating the hydraulic flow in your machine's joystick and pilot circuit. This part is designed to fit perfectly into the mounting slots on the hydraulic block and helps prevent pressure losses in the system.
Compatible Model Groups and Part Verification
For the system to operate properly, it is recommended to check the hydraulic hose connections and fitting threads on the line prior to installation. During replacement, purging the system with hydraulic oil and renewing the seals is important for leak tightness. You can perform a quick verification using the code 7234071800 for your alternative searches and orders.
- PC300-7
- PC300-8
- PC350-8
- PC400-8
- PC450-8
- PC550-8
- PC220-7
Would you like to confirm which series it will be used in to ensure that the part number matches your machine's hydraulic schematic and current pilot valve body?
