Valve Overview

The MOOG D633-?714 is one of many models we routinely service. Our process includes disassembly, cleaning, and reassembly using reliable components.

Independent Repair Facility

We’ve built our shop around one thing: industrial repair. With decades of hands-on experience and deep product knowledge, we deliver consistent results.

17,000+ valves in stock including MOOG D633-?714 exchange units

Frequently Asked Questions

Inspection and root-cause analysis are part of our standard process. We identify the issue before starting any repair work.

Yes. If the unit can’t be repaired, we contact you with options before doing anything further.

Warranty coverage of a one-year warranty is included with every repair we complete.

Helpful but not required. If you can photograph the label, connectors, and overall unit, it gives our team a head start.

Not required, but removing excess oil or loose debris before packing helps keep things clean in transit.

Rebuild Steps

We rebuild every valve from the inside out: cleaning, inspection, parts replacement, reassembly, and bench testing.

  • Final Performance Verification: After reassembly, each valve undergoes bench-testing against published performance specs.
  • Leak and Pressure Testing: The reassembled unit is leak-tested and pressure-tested to verify it meets published specs.
  • In-House Parts Sourcing: Many repairs use components sourced from our inventory of 17,000+ units.
  • Complete Disassembly: The unit is disassembled and all parts are laid out for individual inspection.

Leak and Performance Testing

We carry out full diagnostics on every valve, including flow gain, leakage, pressure shift, and frequency testing. Our test facility supports performance logging and report generation. Our performance testing verifies consistent performance.

Repair, Rebuild and Exchange Options

Beyond standard refurbishment, we offer specialized repairs for your MOOG D633-?714 unit. Our overhaul process includes leak testing and internal inspection, using only new replacement components.

Maintenance Tips

  • Keep a spare MOOG D633-?714 on hand to minimize downtime during unplanned failures.
  • Document all maintenance activities to track performance trends over time.
  • Flush the hydraulic system after any major repair to remove debris before reinstalling the MOOG D633-?714.

Request a Quote for Your MOOG D633-?714 Maintenance

Request pricing, availability, and turnaround for your MOOG D633-?714. NC Servo Tech provides experienced repair with a 1-year warranty. Contact us to start your repair.

NC Servo Tech is an independent third-party repair facility. We are not affiliated with, endorsed by, sponsored by, or authorized by MOOG or any original equipment manufacturer (OEM), nor do we claim to be a MOOG service center. All brand names, trademarks, model numbers, and part numbers referenced on this page are the property of their respective owners and are used solely for identification and compatibility purposes.