Nakakita NS689R-S-10 Relief Combination Double Pilot Check Valve
Nakakita Seisakusho NS689R-S-10. Manufacturer: Nakakita Seisakusho Co., Ltd. Valve Function: Double Pilot Check Valve with an integrated Relief Combination. Pressure Protection: The “Relief Combination” aspect indicates that the valve includes internal relief settings to protect the circuit from over-pressurization.