- Power Transmission - Mechanical components
- Mechanical Transmission
- Bellows coupling
- R + W Coupling Technology
Flexible coupling BK4 seriesbellowsshaftmetal bellows
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Characteristics
- Type
- flexible, bellows
- Product applications
- shaft
- Construction
- metal bellows
- Performance
- backlash-free, maintenance-free
- Other characteristics
- torque, ATEX, custom-made
- Installation system
- sleeve
- Torque
Max.: 150 Nm
(110.6343 ft.lb)Min.: 15 Nm
(11.0634 ft.lb)- Rotational speed
Max.: 10,000 rpm
(62,831.85 rad.min-1)Min.: 0 rpm
(0 rad.min-1)
Description
Bellows coupling for tapered shafts
Features
For tapered shafts
Easy to mount and dismount
high installed concentricity
Temperature range
-30 °C to +100 °C (-22 °F to +212 °F)
Design
Conical clamping system opposite 1:10 tapered bore with feather keyway
Brief overloads of up to 1.5x the rated torque acceptable
Material
Bellows: high grade stainless steel
Hubs: steel
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
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Catalogs
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*Prices are pre-tax. They exclude delivery charges and customs duties and do not include additional charges for installation or activation options. Prices are indicative only and may vary by country, with changes to the cost of raw materials and exchange rates.