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BKC-Bellows coupling with clamping hub - compact version

For high speeds
For space restricted installations
Light weight and low moment of inertia

DetailsParameter

Features
- For high speeds
- For space restricted installations
- Light weight and low moment of inertia
Temperature range
- -30 °C to +100 °C (-22 °F to +212 °F)
Design
- Two clamping hubs concentrically mounted to flexible bellows
- Brief overloads of up to 1.5x the rated torque are acceptable
Material
- Bellows: high grade stainless steel
- Naben:
  - up to series 150 – aluminum
  - from series 300 – 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

	BKC 15	BKC 30	BKC 60	BKC 150	BKC 300	BKC 500
Model	BKC 15 48	BKC 30 58	BKC 60 67	BKC 150 78	BKC 300 94	BKC 500 100
Rated torque (Nm)	15	30	60	150	300	500
Coupling length (mm)	48	58	67	78	94	100
Bore diameter from ? to ? H7 (mm)	8-28	12-32	14-35	19-42	24-60	32-75
Outside diameter (mm)	49	56	66	82	110	123
Torsional stiffness (103 Nm/rad)	23	31	72	141	157	290
Hub material	鋁	鋁	鋁	鋁	鋼	鋼
Speed max. with G=2.5 (rpm)	80,000	70,000	60,000	50,000	40,000	30,000

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