Extended Bonnets
extended-bonnets
AWWA C504 Butterfly Valves Extended Bonnet
- Bonnet Extensions are used when a valve must be operated from a distance above due to structural, buried, or submerged conditions.
- Thrust bearing provided when stem weight exceeds limit for proper operation.
- Closed position stop provided when shaft deflection exceeds AWWA limits.
AWWA C517 Eccentric Plug Valves Extended Bonnet
- Bonnet Extensions are used when a valve must be operated from a distance above due to structural, buried, or submerged conditions.
- Thrust bearing provided when stem weight exceeds limit for proper operation.
- Closed position stop provided when shaft deflection exceeds AWWA limits.
