Parker's Premium Quick Coupling Series 57 with German industrial profile for compressed air applications.
The UltraFlo valve for optimum flow and low pressure drop. Series 57 stands out for its robust structure, which is optimized with respect to size and performance. It is especially suitable for oscillating forces due to steel sleeve and steel valve bodies. The collar design minimizes damage to the valve body.

Markets:
- Machinery Construction
- Automotive
- Aerospace
- Mobile Hydraulics
- Industrial

Features/Benefits:
- UltraFlo valve for optimum flow and low pressure drop
- Suitable for oscillating forces due to steel sleeve and steel valve bodies
- Single-hand operation for easy and fast connection

Applications:
- Pneumatic Power Tools
- Assembly Lines
- Air compressors
- Fluid Handling