A Hydraulic Control Valve Cap Seal O Ring is a sealing element with a circular cross-section and is placed in a groove on the valve cap. It functions as a seal, preventing leakage of hydraulic fluid from the valve and maintaining a tight, secure connection.Attributes:• Acts as a barrier against external elements• Provides smoother and wear-free operation on the sealing component because of its flexibilityApplications:A Hydraulic Control Valve Cap Seal O Ring provides a secure and leak-free seal between the valve cap and the valve body by deforming and conforming to the irregularities of the mating surfaces, thereby sealing any potential gaps.