Tourillon

The trunnions are fitted to all closures such as floating rings and all types of valves. The trunnions generally allow the closures to be opened or closed. The seal used has the function of preventing bearing grease from contaminating the water.

The MANOY® WP type 418 double.

Features and applications

• Pivoting movement
• Single-acting seal with scraping
• Double-acting seal
• Axial sealing (depending on type)
• Adaptable to existing throat dimensions
• Max. pressure 40 MPa
• Developed for the sealing of dowels
• Adapted for shallow guide vane throats
• Also adapted for Kaplan blade seals
• Suitable for water or oil operation
• Profile adapted to avoid spins
• Achievable up to Ø 2800 mm
• Accept eccentricity (by type)
• For revisions, the system can be adapted to existing grooves.