Hydraulic Component Standards

Hydraulic Component Standards

Hydraulic Component standards focus on the technical specifications and performance requirements of individual hydraulic system components such as pumps, valves, cylinders, hoses, and fittings.

Key examples include:

• Hydraulic Pumps – Standards define flow rate, rated pressure, efficiency, and mounting interface (e.g., ISO 3019).

• Hydraulic Valves – Standards like ISO 5781 cover dimensions, pressure tolerance, and valve mounting.

• Hydraulic Cylinders – ISO 6020 and ISO 6022 provide design and performance guidelines for metric and heavy-duty cylinders.

• Hydraulic Hoses and Tubes – Standards such as SAE J517 and ISO 18752 regulate hose construction, pressure ratings, bend radius, and testing methods.

• Fittings and Connectors – SAE J514, ISO 8434 govern thread types, sealing methods, and pressure integrity.

Using standardized components offers benefits such as:

• Interchangeability between manufacturers

• Reduced downtime and easier maintenance

• Improved system safety at high pressures

• Compatibility across equipment and systems

These standards are critical when selecting or replacing components in both mobile and stationary hydraulic applications.