Quick disconnect couplings are used in hydraulic systems for the transmission of pressurized hydraulic fluid, in pressure washers to connect spraying wands with water pressurizers and in many other different kinds of fluid transmission equipment. They are designed to make connections without allowing leakage or a loss in pressure. Read More…
Leading Manufacturers
OPW® Engineered Systems
Lebanon, OH | 800-547-9393OPW Engineered Systems, part of OPW-FTG, manufactures quick disconnect couplings, quick connect couplings and dry disconnect couplings. We offer products to the transportation industry to meet bulk loading and unloading specifications, in addition to in-plant liquid transfer requirements.

Kent Rubber Supply Co.
Grand Rapids, MI | 616-538-4970Kent Rubber Supply has been a trusted supplier of industrial couplings and fittings since 1946. Offering all of the connections that you need for your industrial fitting, securement, accessories, and industrial coupling needs. Using our up-to-date assembly process, we can confidently supply all your coupling and fitting solutions.

CEJN® Industrial Corporation
Gurnee, IL | 847-263-7200CEJN® manufactures several types of couplings, including quick connect couplings, hose couplings and hydraulic couplings that are applied in the areas of pneumatics, breathing air, hydraulics and other fluids. For over 40 years, we have been a mainstay for applications in pneumatics, water and chemicals.

Production Control Units, Inc.
Moraine, OH | 937-299-5594Founded in 1946, Production Control Units remains a technology leader for reliable high side refrigerant injection, fluid metering, and tool presentation solutions. Over the years, our expertise has expanded to include hundreds of applications. We provide consultation, design, product testing, as well as field support/technical training and maintain replacement parts, couplers, and fill adapters.

Quick disconnect couplings are used in the transport of many different materials, including water, air, hydraulic fluid and various chemicals. Quick disconnects are simple mechanisms designed to be easily connected. In fact, it is often possible to connect the couplings with only one hand. Quick couplers are important for a few reasons.
The first reason is because of the ease and quickness with which they can be connected and disconnected. On simple consumer utilities and even some pneumatic tools, the ease and convenience made possible by quick connectors can decrease the time it takes to switch between tools, making processes less time consuming. Quick disconnect couplings are used in a variety of industries, including agriculture, automotive manufacturing, chemical processing, firefighting, food processing, plastics fabrication, construction and many others.
The biggest advantage offered by some quick disconnects is their ability to quickly disconnect a transmission line while preventing leakage of that line. Some quick disconnects are fitted with special valves that prevent leakage of a transmission line when it becomes disconnected. This prevents product loss as well as the exposure of the environment and employees to whatever material is passed through the transmission line.
When used with fuel lines and hydraulic fluid lines, quick disconnects can prevent employee injury and environmental degradation. Quick disconnect couplings contain two mating parts: the male plug and the female coupling. In order to connect the two halves, the male half is connected to the female part.
There are many different coupling configurations. Some are simple plugs, while other common designs include push-on, threaded and twist configurations. Quick disconnect couplings are available in an array of sizes and pressure capacities. Most quick disconnects are composed of metal materials, such as brass, aluminum and stainless steel, although plastic materials have become more common due of their resistance to corrosion.