Product Snapshot

Whether the issue is age, wear, or contamination, the Moog 771K652A can often be fully restored. NC Servo Technology applies the same structured approach to every rebuild.

What Sets Us Apart

We’ve got the parts and the experience you need. We’re built to move fast, restoring most units with stocked components to avoid lengthy delays.

30+ years of expertise in Moog 771K652A Valve Repair

Frequently Asked Questions

Service Procedure

Our experienced team completely disassembles each valve to assess internal wear conditions. After ultrasonic cleaning, we install high-grade replacement components and reassemble to exacting standards.

• Comprehensive Teardown: Every valve is fully disassembled for a thorough internal inspection.
• In-House Parts Sourcing: Many repairs use reliable components sourced from our extensive inventory of existing units.
• Final Performance Verification: After reassembly, each valve undergoes bench-testing to ensure it meets or exceeds OEM performance specifications.
• Thorough Decontamination: Every component is put through a deep cleaning process to remove grime and buildup.

Our Testing Process

We carry out complete diagnostics, including flow gain, leakage, pressure shift, and frequency testing, on every valve. Our test facility supports detailed performance logging and comprehensive report generation for quality assurance. Our performance testing ensures ensured functionality.

Maintenance Tips

• Inspect Moog 771K652A seals regularly to prevent leaks and ensure optimal performance.
• Inspect Moog 771K652A seals regularly to prevent leaks.
• Perform fluid analysis to detect contamination early.