This coupling is interchangeable with PCL, Parker, KA 21, and Rectus 21 fittings.
This fitting is commonly used within pole fed window cleaning systems to connect your hose to your water fed pole. The fitting is also suitable for use in compressed air, fluid, and vacuum applications.
This fitting is a high quality, quick release coupling nipple. This product is made from a nickel-plated brass material which is corrosion resistant, ferromagnetic, maintains much of its strength at high temperatures, and stays tough and ductile at low temperatures.
Nominal flow diameter: 5.0 mm (3/32 inch)
Air flow: 535 l/min (18.9 CFM)
Max. working pressure: 15 bar (217 psi)
Min. burst pressure: 60 bar (870 psi)
Temperature range: -20 °C to 70 °C (-4 °F to 158 °F)