Walther-Präzision Carl Kurt Walther GmbH & Co. KG

Model HC Series - Clean Break Coupling



Clean-break couplings for high pressure hydraulic applications.


  • HC-G06, HC-G08, HC-G12, HC-G16, HC-G20

Nominal bores:

  • 6, 8, 12, 16 and 20 mm

Working pressure:

  • up to 650 bar / 9,500 psi (dependent on nominal bores and materials), also suitable for vacuum in coupled condition


  • for self-lubricating media, e.g. hydraulic oil


  • steel zinc plated, yellow chromated or phosphated, also in stainless steel 1.4404 (AISI 316L)

Special features / Options:

  • nearly leakage-free disconnection and air inclusion-free connection by means of clean-break valves, automatic lock (one hand operation), non-squirting operation, also connectable under residual pressure, optional venting valve and dirt protective sleeve available.

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