Quick disconnect couplings

High-impulse quick disconnect couplings are suitable for heavy industrial and construction equipment that experience pressure spikes or vibration issues. They are available in 1/4 to 1 1/2 in. threads and are connectable and disconnectable under pressure. External O-ring on plug half shows when coupler and plug have been fully connected. Threaded dust caps and plugs are available.
Pressure Components Inc., (800) 322-9527,www.pressurecomponents.com