What We Do

Each Moog 631-229C undergoes a meticulous reconditioning, starting with a full disassembly and ending with rigorous performance testing.

Why Work With Us

Unlike OEM service centers, we use our own extensive inventory to handle most rebuilds. That cuts down on downtime and helps you get back up and running sooner.

30+ years of expertise in Moog 631-229C Valve Repair

Frequently Asked Questions

Repair Process

We rebuild every valve from the inside out, starting with detailed cleaning and inspection, followed by new parts installation, careful reassembly, and rigorous bench testing.

  • Meticulous Cleaning: All parts undergo an ultrasonic cleaning process to remove contaminants before inspection.
  • Final Performance Verification: After reassembly, each valve is bench-tested to ensure it meets or exceeds original performance specifications.
  • Rigorous Testing: The reassembled unit undergoes rigorous leak and pressure testing to verify it performs to specification.
  • In-House Parts Sourcing: Many repairs use reliable components sourced from our extensive inventory of existing units.

Troubleshooting & Verification

With over a dozen dedicated flow test stands and a Hagenbush proportional valve system, we verify flow curves, hysteresis, frequency response, and additional critical parameters. On request, comprehensive performance reports and detailed graphs are available for purchase. Our performance testing ensures ensured functionality.

Our Industry Reach

Our professional repair services for the Moog 631-229C are trusted across various critical sectors, including Manufacturing, Defense, and Industrial Machinery. We understand the unique demands of valves in these environments.

Seamless Support for Your Operations

As a top specialist for Moog 631-229C services, NC Servo Tech ensures quick resolution with typical lead times of 1 to 2 weeks. Benefit from our expert assistance to keep your systems running smoothly.

Extensive Inventory

With over 17,000 valves in stock, we are often able to provide immediate solutions, minimizing your downtime.

Maintenance Tips

  • Replace inline filters per maintenance schedules.
  • Inspect Moog 631-229C seals regularly to prevent leaks.
  • Perform comprehensive fluid analysis to detect contamination early and prevent system damage.

Start Your Moog 631-229C Reconditioning Process

Trust NC Servo Tech for industry-leading service. Contact us today to schedule your repair and get your unit repaired.