🧩 Components:

1. Coupler (Female part) – Often installed on hoses or tanks.

2. Adapter (Male part) – Typically fixed to the process piping or tank inlet.

3. Internal Valves – Spring-loaded valves that open only when both parts are securely connected.
   
    

   ✅ Key Features:

4. No spill or minimal spillage

5. Twist or push-to-connect designs

6. Locking mechanisms for added safety

7. Pressure and temperature ratings vary by type and material

8. Material options: Stainless steel, aluminum, brass, Hastelloy, polypropylene, etc.

9. Seals: Viton, EPDM, PTFE, Kalrez, etc., depending on chemical compatibility
    

   🏭 Common Applications:

10. Chemical and petrochemical loading/unloading

11. Tank trucks and railcars

12. Aviation fueling systems

13. Pharmaceutical manufacturing

14. Cryogenic fluids and liquefied gases

15. Marine and offshore transfer