MOOG D
D644-308
When your Moog D644-308 valve fails, production stops. subject to availability. NC Servo Tech offers expert repair services.
Product Snapshot
At NC Servo Technology, our shop is fully equipped to service the Moog D644-308 professionally. We use a consistent, detailed process to ensure every unit is restored to reliable, peak performance.
Frequently Asked Questions
Expedited options are available for an additional fee. Contact us to check scheduling.
While we can accept dirty units, cleaning them beforehand speeds up our intake process.
Yes, absolutely. If the unit isn't repairable, we'll contact you with options before proceeding with anything.
Most repairs are completed within 1 to 3 weeks, depending on current workload and parts availability.
Yes, absolutely. Our technicians can often identify units based on photos, dimensions, or manufacturer markings. You can upload a photo before shipping to speed up the process.
Troubleshooting & Verification
With thirteen state-of-the-art test stands and a Hagenbush proportional valve system, we verify flow curves, hysteresis, frequency response, and more. On request, comprehensive performance reports and graphs are available for purchase. Our functional testing ensures guaranteed reliability.
Understanding Your Unit: Data & Insights
For transparent insights into your Moog D644-308, we can provide access to repair records and reports. This transparency offers you compliance assurance and aids in long-term maintenance planning.
Schedule Your Moog D644-308 Service Today
Trust NC Servo Technology for top-tier service. Contact us today to schedule your repair and get your unit maintained.
Request Quote
Contact our sales team for pricing and availability information on this industrial component.
What Sets Us Apart
NC Servo Technology is a dedicated repair facility specializing in both valves and electronic controls, which allows us to operate without the delays and constraints of OEM service centers.
Specializing in Moog D644-308 servo valve technology for over three decades
Service Procedure
Each valve undergoes a complete teardown process to expose wear patterns and buildup. After cleaning every surface thoroughly, we replace damaged parts and reassemble the unit to exact specifications.
- Rigorous Testing: The reassembled unit undergoes rigorous leak and pressure testing to verify it performs to specification.
- Meticulous Cleaning: All parts undergo an ultrasonic cleaning process to remove contaminants before inspection.
- Thorough Decontamination: Every component is put through a deep cleaning process to remove grime and buildup.
- Comprehensive Teardown: Every valve is fully disassembled for a thorough internal inspection.
Our Comprehensive Services
Beyond standard sales, we offer specialized reconditioning for your Moog D644-308 unit. Our teardown process meticulously involves actions such as rebuild and expose, and uses only high-quality replacement components, ensuring a lasting fix.
Maintenance Tips
- Check valve alignment carefully to prevent undue stress on internal components.
- Check valve alignment to prevent undue stress.
- Inspect Moog D644-308 seals regularly to prevent leaks.