this retainer latches on the stem button to maintain a secure mechanical connection between the actuator diaphragm and the valve stem assembly

As a direct technical equivalent to the 3100Y20T615

Efficient Integration: Features standard 1/4-inch quick-connect terminals for rapid installation during field service calls

The York S1-024-40873-000 Pressure Switch is a critical safety component engineered for precise airflow monitoring in modern HVAC systems

High-temperature terminal and rod construction for long-term resistance to oxidation

Danfoss 009G0127 Shut Off Valve Els PW 17895 this retainer latches on theThe Danfoss 009G0127 is a manual BML 10 shut off valve engineered for precision flow control in refrigeration and air conditioning systems. Designed with 3 8" flare connections, this valve ensures secure, leak proof integration into liquid, suction, and hot gas lines. Its diaphragm operated design eliminates the need for a traditional spindle gland, significantly reducing the risk of refrigerant leaksa critical factor when maintaining system vacuum