Repair Procedure

Our process involves a teardown of your MOOG 74-126A, mineral bath and ultrasonic cleaning, and reassembly with quality parts to restore operation.

About Our Shop

Unlike OEM shops, we use our own inventory to handle most rebuilds. That cuts down on lead time and gets your unit back faster.

One-year warranty on all MOOG 74-126A valve repairs

Frequently Asked Questions

In most cases, repair costs less than replacement, especially for legacy or OEM-specific models. We evaluate every unit and let you know what makes sense.

Yes. Our repairs include our standard 1-year parts and labor warranty covering parts and labor.

Rush and priority service options exist. Availability depends on current workload, so contact us early.

Most repairs are completed within 1 to 3 weeks, depending on workload and parts availability.

Yes. Photos of the nameplate and overall unit let us begin identification before it arrives, which speeds up the process.

How We Rebuild This Valve

Our team disassembles each valve to assess internal wear. After ultrasonic cleaning, we install replacements and reassemble and verify operation.

  • Teardown: Every valve is disassembled for internal inspection.
  • Final Performance Verification: After reassembly, each valve is bench-tested against published performance specifications.
  • Leak and Pressure Testing: The reassembled unit is leak-tested and pressure-tested to verify it meets published specs.
  • Seal and Gasket Replacement: Worn seals and gaskets are replaced with new components during every rebuild.

Leak and Performance Testing

With thirteen in-house test stands and a Hagenbush proportional valve system, we verify flow curves, hysteresis, frequency response, and more. Performance reports and graphs are available for purchase on request. Our performance testing verifies spec-level operation.

MOOG 74-126A Specifications

Every MOOG 74-126A we service is tested under real-world conditions. Our diagnostics verify performance against published specifications. Specification sheets and Cycle life data are available for purchase upon request.

Repair, Rebuild and Exchange Options

Beyond standard refurbishment, we offer specialized overhauls for your MOOG 74-126A unit. Our teardown process includes disassembly and spool evaluation, using only new replacement components.

Lead Times and Support

As a specialist for MOOG 74-126A services, NC Servo Technology targets quick resolution with typical lead times of 1 to 3 weeks. Benefit from our dedicated support team to keep your systems running smoothly.

Maintenance Tips

  • Use only manufacturer-recommended hydraulic fluids to protect internal valve surfaces.
  • Replace inline filters according to maintenance schedules to maintain proper flow rates.
  • Conduct thorough visual inspections for wear or leaks during routine maintenance.

Ready to Restore Your MOOG 74-126A?

Request pricing, availability, and turnaround for your MOOG 74-126A. NC Servo Technology provides experienced repair with a 1-year warranty. Contact us to set up your repair.

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NC Servo Technology 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.