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Reliability Partners. Uptime Champions.

HercuFlex™ Rigid Adjustable Couplings (RA & RAHS)

HercuFlex Rigid Adjustable Couplings - Thumbnail Image
  • Axial positioning of the pump impeller in vertical pump
  • Clearance fit bores allows for easy installation and
    maintenance for pump and/or motor
  • Easily adjustable for vertical clearance
  • Removable spacer for easy maintenance
  • AISI 1045 Steel (Stainless Steel coupling also available)

The RA and RAHS couplings are offered in two different styles. Type II coupling consists of two rigid hubs, adjusting nut and split ring and split ring for motor bub. Type IV coupling consists of two rigid hubs, adjusting nut, split ring for motor hub and spacer.