Parker 777 vs. 722 Hose: Choosing the Right 4,000 PSI Solution
Parker 777 vs. 722 Hose: Choosing the Right 4,000 PSI Solution When you’re specifying hydraulic hose for a high-pressure system, both the Parker 777 and Parker 722 series offer trusted 4,000 PSI constant working pressure—but they aren’t built the same. While the 722 has been a solid performer for years,...