Moog is a world-renowned manufacturer of precision control systems, trusting its servo and proportional valves for high-risk applications in aerospace, defence, industrial machinery and other industries.
At NB Valve Service together with our partners, we specialise in the complete restoration of Moog servo and proportional valves, returning them to the original manufacturer's specifications and ensuring the highest performance standards.
Our team of experienced professionals has in-depth knowledge of complex engineering Moogallowing us to carry out precision repairs and upgrades for the most complex models Moog valves.



The repair process starts with a comprehensive diagnostic assessment using state-of-the-art equipment to identify any potential problems, ensuring that every component meets our strict standards. Moog.
Authorised technicians follow detailed protocols and keep you informed from the initial assessment to the completion of the repair.
NB Valve Service uses advanced CNC equipment and specialised calibration machines with its workshop partners to enable fast and accurate rebuilds Moog servo and proportional valves.
In addition, each valve undergoes rigorous tests at specialised stations that simulate real working conditions. These tests ensure that every repaired Moog The valve leaves our premises ready for the toughest conditions.
Committed to quality and with years of experience in the industry, the NB Valve Service your reliable maintenance partner Moog servo and proportional valves, offering cutting-edge solutions that deliver performance, precision and reliability.
The steps of your valve repair service
- Complete inspection of defective valves and their components
- Ultrasonic cleaning and microscopic examination of all components
- Detailed analysis of the cause of the valve failure
- Replacement of all damaged or worn components with new ones
- Perfect de-magnetisation of magnets
- Repair of electronics
- Preventive maintenance of electronics, including replacement of suspect components
- Calibration of valves and production of test report
- Simulation testing of the valve on test rigs in real environmental conditions 1 to 3 days before shipment
- 12-month warranty to ensure trouble-free operation
Additional services
1-2 days
Examination procedure and preparation of the poundba defect
Upgrades
Upgrade your valve on request
Express repair
Express repair also available (1-3 days)