Walther Präzision Produktpalette

Series HR

Quick couplings for high pressure applications with non-interchangeable round keys for diverse gaseous and fluid media


Features Series HR

HR-006, HR-010, HR-020, HR-032

Nominal bores:
6, 10, 20, and 32 mm

Working pressure:
up to 1,000 bar / 14,503 psi (dependent on nominal bore and material), in part also suitable for vacuum


mostly hydraulic oils, however can also be used for other fluids and gases

steel oil burnished, stainless steel 1.4404/1.4571 or similar

Special features / Options:
non-interchangeable round keys, unlocking safety device, vibration lock, many types of connections, ring grips for larger nominal bores, ring valves

Please urgently seek for advice in the following cases:
• Coupling/uncoupling under residual pressure
• Pulsating pressures
• Use of non-lubricating media
• Temperature-sensitive processes
• Interface reduction
• Special requirements for cleanliness
• Specific certifications
• Non-movable head of liquid
• Highly viscous media
• Optimization of flow rate