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The CEJN 10 320 5004 is a pneumatic hose coupling connector designed for compressed air and pneumatic tool applications. This connector-style coupling features a hose barb thread type with a 3/8 inch thread size and a 1/4 inch body diameter, providing a High Flow interchange configuration. The steel construction with a zinc finish gives it durability in demanding shop and field environments. Weighing 0.04 pounds, it is a compact, lightweight fitting suited for licensed HVAC technicians, industrial mechanics, and pneumatic system installers working with hose-based air distribution.
This coupling is used in pneumatic systems where a hose barb connection is required on the connector side. It accepts hose with a 3/8 inch inside diameter and is rated for a maximum working pressure of 230 psi. The High Flow interchange design makes it well-suited for applications requiring higher volumetric airflow, such as impact tools, air ratchets, and blow-off lines in residential, commercial, and light industrial settings. It is sold individually and is appropriate for both new installations and replacement work.
Designed for use with pneumatic hose systems requiring a High Flow interchange connector with a hose barb connection and 3/8 inch inside diameter hose.
Installation should be performed by a qualified technician familiar with compressed air systems. Depressurize the pneumatic line completely before disconnecting or installing any coupling. Ensure the hose inside diameter matches the 3/8 inch barb specification before assembly, and confirm system pressure does not exceed the 230 psi rated maximum working pressure of this fitting.
We pulled together the parts most installs need for this unit, plus a few add-ons worth a look. Check what you need — nothing here blocks checkout.
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