Nitto Kohki’s unique technologies and dedicated research have been proven by numerous patents, which led to the development of 25,000 different coupling variations. Fluid couplings are indispensable in providing connections in systems that involve the flow of air, water, oil, or gas. Nitto Kohki couplings are distinguished by their high quality and durability. Their safe, easy one-hand connection and disconnection enables superior operability. Their built in automatic open and shut valve provides high flow, easy flow control and realizes a perfect seal. Applications for these couplings diversify from general household to high tech industries such as medical, biotechnology, nuclear, semiconductor and computer fields.

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