Hydraulic Valves V38-100AHigh capacity pilot-operated system relief valve with many parts common to all valve models. Hollow plunger construction with built-in load hold checks for precise metering.SAE 4-bolt porting for high pressure systems. Standardized detent design with many parts common among various detent styles reducing service parts requirements. Detent kits available, for more information contact factory. Housings have machined side and top inlet and outlet with top ports covered but available for use. Housings are machined to take high pressure carry-over kit (Kit no. SKO151)Flow max: 100 US gallons/min (380 litre/min)Pressure max: 2500 PSI (170 bar)Valve Type: Monoblock# of spools: 1-3