MOOG
78-121C
When your Moog 78-121C valve fails, production stops. limited stock. NC Servo Tech offers expert repair services.
What We Do
We specialize in the complete overhaul of your Moog 78-121C, including the replacement of all necessary seals and worn components.
Frequently Asked Questions
No, you are not required to clean the unit. Our comprehensive repair process includes a thorough, multi-stage cleaning and decontamination of all components.
We stand behind our work. Warranty terms vary by unit but are included with our standard 1-year parts and labor warranty.
Yes, photos help us confirm the unit type and speed up intake processing. You can upload them through our quote request form.
Yes. We perform diagnostic testing and provide an assessment before moving forward.
We'll give you an honest assessment. If a repair doesn't make sense, we'll recommend alternatives, no pressure.
Testing & Diagnostics
With thirteen state-of-the-art 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 functional testing ensures ensured functionality.
Maintenance Tips
- Perform comprehensive fluid analysis to detect contamination early and prevent system damage.
- Check valve alignment carefully to prevent undue stress on internal components.
- Replace inline filters according to maintenance schedules to maintain proper flow rates.
Request Quote
Contact our sales team for pricing and availability information on this industrial component.
What Sets Us Apart
NC Servo is a dedicated repair facility specializing in both valves and electronic controls. This allows us to operate without the delays and constraints of OEM service centers.
30+ years of expertise in Moog 78-121C Valve Repair
Restoration Workflow
Each valve goes through a full teardown to expose wear and buildup. After cleaning every surface, we replace damaged parts and reassemble the unit to spec.
- Complete Disassembly: The unit is fully disassembled, and all parts are laid out for individual inspection.
- Thorough Decontamination: Every component is put through a deep cleaning process to remove grime and buildup.
- In-House Parts Sourcing: Many repairs use reliable components sourced from our extensive inventory of existing units.
- Final Performance Verification: After reassembly, each valve undergoes bench-testing to ensure it meets or exceeds OEM performance specifications.
Beyond Repair: Complete Solutions
Beyond standard sales, we offer specialized repairs for your Moog 78-121C unit. Our teardown process meticulously involves actions such as refurbishment and rebuild, and uses only premium replacement components, ensuring a lasting fix.
Start Your Moog 78-121C Reconditioning Process
Trust NC Servo for industry-leading service. Contact us today to initiate your repair and get your unit repaired.