HQ Series

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Information

Flat face couplings made to the ISO 16028 Standard

The HQ Series flat face couplings are Holmbury’s flagship products, known globally for their leak free performance in high pressure pulse, hammer circuits and many other applications. The preferred choice for many global OEMs.

Features

  • Safety locking sleeve fitted as standard to prevent accidental disconnection
  • Flat faces are easily wiped clean
  • Minimal inclusion of air and contaminants during connection
  • Flat face design prevents fluid loss during disconnection
  • Bidirectional flow
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Construction

  • Carbon steel with zinc nickel plating (1200 hours with no red rust in salt spray tests)
  • Fitted with Nitrile seals (Viton seals available)
  • Also available in AISI 316 stainless steel (See HSS Series)

Accessories

  • Dust Cap are available for the HQ Series

Applications

  • High pressure pulse applications
  • Leak free environments
  • Construction plant
  • Mobile equipment
  • General industrial
  • Agricultural
  • Skid steer loaders

Available Seals and Temperature Range

  • All carbon steel products have Nitrile Butadiene Rubber seals fitted as standard.
  • All stainless steel products have Fluoro-elastomer Rubber (Viton®) seals fitted as standard. Special seal materials available on request.

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