Couplers for diesel and gasoline engine manufacturing and process. A wide range of size offering from 1/8” to 2” or above. Pressure rating up to 10,000PSI, includes vacuum applications. Made-to-order designed for helium, fuel, air, water or coolant application.

Quick connect, One Touch couplers for

  • Engine leak test
  • Air conditioner leak test
  • Oil Cooler leak test
  • Radiator leak test
  • Condenser leak test
  • Any leak tests
Nitto Kohki USA 46 Chancellor Drive, Roselle, IL 60172 / Ph: 800-323-8828 / Fax: 630-924-1174
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