Teardown and Rebuild Steps

Each MTS 257.09A undergoes reconditioning — disassembly, parts replacement, reassembly, and bench testing before shipment.

About Our Shop

We stock common wear parts in-house, so most rebuilds don’t require outside sourcing. Less waiting, faster turnaround.

One-year warranty on all MTS 257.09A valve repairs

Frequently Asked Questions

If a unit is beyond repair, we explain why and can discuss replacement or exchange options.

We give you a straight assessment after inspection. If repair doesn’t make sense, we’ll let you know and discuss alternatives.

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

Yes, a one-year warranty is standard on all repairs. Details are provided with your service report.

Standard turnaround is 1-3 weeks. Rush options are available for time-sensitive situations.

Rebuild Steps

The process begins with disassembly and visual evaluation. We then clean, replace worn pieces, and reassemble the valve to restore its function.

  • In-House Parts Sourcing: Many repairs use components sourced from our inventory of 17,000+ units.
  • Cleaning: Units go through a mineral bath, with ultrasonic cleaning used for delicate internals.
  • Seal and Gasket Replacement: Worn seals and gaskets are replaced with new components during every rebuild.
  • Complete Disassembly: The unit is disassembled and all parts are laid out for individual inspection.

Hydraulic Testing Process

NC Servo operates our 13-stand test facility, including setups for proportional and servo valves. Every valve goes through performance and leak testing using industry-standard fluids including MIL-5606 and Skydrol. Our performance testing verifies consistent performance.

Where the MTS 257.09A Is Used

Our reliable repair services for the MTS 257.09A are trusted across various sectors including Aerospace, Manufacturing, and Power Generation. We understand the unique demands of valves in these environments.

Technical Specifications

Every MTS 257.09A we service is tested under real-world conditions. Our diagnostics verify performance against published specifications. Performance data and Specification sheets are available for purchase upon request.

Additional MTS 257.09A Services

Beyond standard sales, we offer specialized overhauls for your MTS 257.09A unit. Our overhaul process includes leak testing and bench testing, using only replacement replacement components.

Lead Times and Support

As a specialist for MTS 257.09A services, NC Servo targets quick resolution with typical lead times of 1 to 2 weeks. Benefit from our direct access to our technicians to keep your systems running smoothly.

Maintenance Tips

  • Conduct thorough visual inspections for wear or leaks during routine maintenance.
  • Keep a spare MTS 257.09A on hand to minimize downtime during unplanned failures.
  • Schedule preventive maintenance intervals based on duty cycle, not just calendar time.

Schedule Your MTS 257.09A Service Today

Request pricing, availability, and turnaround for your MTS 257.09A. NC Servo provides independent repair with a 1-year warranty. Contact us to start your repair.

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NC Servo is an independent third-party repair facility. We are not affiliated with, endorsed by, sponsored by, or authorized by MTS or any original equipment manufacturer (OEM), nor do we claim to be a MTS 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.