2 to 3 days
This is a Parkair 499 series pneumatic quick release coupling, interchangeable with the Series 68 and Schrader Heavy Duty. These couplings are designed to prevent accidental disconnection and with it's swivel action prevents the kinking of hoses. This range has a maximum working pressure of 20 bar with a flow capacity of 2835 l/min. This coupling is valved which is closed when disconnected.