Face seal shut-off valve
Fail operative split tandem valve
Fail safe apparatus for a direct-drive servovalve
Fail-fixed servovalve with controlled hard-over leakage
Fail-freeze servovalve
Fail-open solenoid actuated valve
Fail-safe closure system for remotely operable valve actuator
Fail-safe valve
Fail-safe, non-pressure locking gate valve
Farm coupling
Farm coupling
Farm coupling including a vent valve
Fast acting high output valve
Fast acting two-way valve
Fast acting valve
Fast operating bistable valve
Fast response shut-off valve
Fast valve and actuator
Fast-acting valve
Faucet