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Elastomer coupling with expanding shaft hub

2 – 2,150 Nm | For hollow shaft mounting
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Rw pk elastomerkupplung ek7

Features

  • For hollow shaft mounting
  • Short overall length
  • Saves mounting space and costs

Temperature range

  • Depending on elastomer insert

Design

  • One concentrically machined hub with curved jaws and a side clamping screw
  • An expanding shaft with inner cone and screw

Materials

  • Hubs: up to 450 series – high-strength aluminum
  • Hubs: from series 800 – steel
  • Elastomer insert: wear-resistant thermally stable TPU
  • Expanding shaft hub: steel
  • Inner cone: steel

Service life

  • R+W bellows couplings are fatigue resistant and wear free for an infinite service life, as long as the technical limits are not exceeded

Fit clearance

  • Overall shaft / hub clearance of 0.01 – 0.05 mm

Special solutions

  • Various materials, tolerances, dimensions and performance ratings available for custom applications on request

ATEX (Optional)

  • For use in hazardous zones 1/21 and 2/22, the metal bellows has been authorized under directive 94/9/EG and is available with certification

Technical Specifications

Downloads

Catalog data, ordering examples & installation instructions

  • Ordering examples precision coupling
  • Installation and operating instructions for R+W metal bellows couplings models BK/MK
  • Technical data BK1

Contact

Sydney

  • Unit 23 Block E
    Caringbah Business Park
    1 Endeavour Road
    Caringbah NSW 2229
  • +61 2 9540 4533

Christchurch

Auckland

Palmerston North

  • 243 Broadway Avenue
    Palmerston North Central
    Palmerston North 4414
  • 0800 235 877

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