Product Name Diving second stage medium pressure hose check valve, push valve Key Benefits Reliable oneway flow control for second stage medium pressure hoses, helping prevent backflow and maintain regulator performance. Quick open and stop operation with a push valve design for fast, intuitive control in the field. Durable brass construction delivers corrosion resistance and long service life in demanding diving environments. Compatibility and Function Application: suitable for 2nd stage medium pressure systems with a 16/9 adapter, enabling open and close operation. Connector characteristics: note that the connector has no self locking function; it is designed for quick open and stop actions. Material and Build Material: brass, , sturdy and durable for reliable use in diving applications. Use Scenarios Scenario 1: Replacement part for a diver's 2nd stage medium pressure hose to restore proper valve function during trips. Scenario 2: Spare component in a dive maintenance kit, ready for field servicing of regulator systems. Scenario 3: Used in training or rental fleets to demonstrate valve operation and failure prevention in 2nd stage hose assemblies. Notes Ensure compatibility with your 16/9 adapter and follow standard maintenance procedures when servicing diving regulators. Connector has no selflocking function; intended for quick open and stop use.