Flexible coupling BK5 series

bellowsshaftmetal bellows

Bellows coupling with tapered press-fit connection Features Easy installation and removal Electrically and thermally isolating Absolutely backlash free and torsionally stiff Temperature range -30 °C to +100 °C (-22 °F to +212 °F) Design Two clamping hubs, one of which has a tapered male projection for bind mate connection Brief overloads of up to 1.5x the rated torque are acceptable Material Bellows: high grade stainless steel Hubs: up to series 80 – aluminum from series 150 – steel Tapered male segment: high strength plastic General information 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