Metal Bellows Couplings BK

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Bellows Coupling Model BK6 with conical sleeves and tapered press-fit connection

Series from 15 - 1500 Nm

Bellows Couoling BK 6 - 2 D View

        
Data table and Downloads Bellows Coupling BK6 Series 15 - 1500 Nm

Model BK6 Series
15 30 60 150 300 500 800 1500
Rated torque (Nm) TKN1530601503005008001500
Overall length (mm) A+0.558 6568 7679 8997 109113 127132 145140158
Outer diameter (mm) B49556681110124133157
Fit length (mm) C113.516.51823.527324253
Fit length (mm) C229343949.559687490.5
Inner diameter possible from Ø to Ø H7 (mm) D110-2212-2412-3215-4024-5630-6040-6250-75
Inner diameter possible from Ø to Ø H7 (mm) D210-2212-2412-3215-4024-5630-6040-6250-75
6 x ISO 4762 screw EM4M5M5M6M8M8M10M12
Tighting torque (Nm) E3.56.5812303255110
Ø Diameter of clamping cone (mm) F46.5516074102114126146
Distance (mm) G9.510.511.517.520232732
Axial Pretensioning approx. (mm) H0.2-1.00.5-1.00.5-1.50.5-1.50.5-1.51.0-2.01.0-2.00.5-1.5
Axial recovery of coupling max. (N) 20 1250 3070 4582 52157 106140 96400650
Moment of inertia (10-3 kgm2) Jges0.1 0.120.2 0.250.4 0.452.0 2.55.4 6.18.4 9.119.544
Approx. weight (kg) 0.3 0.320.5 0.520.82 0.841.6 1.74.1 4.26.0 6.39.416.2
Torsional stiffness (103 Nm/rad) CT10 820 1438 2888 55225 175255 245400650
Axial*    (mm) max.0.5 10.5 10.5 11 21.5 22.5 3.532
Lateral (mm) max.0.15 0.20.2 0.250.2 0.250.2 0.250.25 0.30.3 0.350.350.35
Lateral spring stiffness (N/mm) Cr475 137900 2701200 4201550 4353750 10502500 84020003600
Downloads
Short Version
15 30 60 150 300 500 800 1500
2D-DXF (ZIP folder)
3D-EXE (Viewer)
3D-STEP (ZIP folder)
Downloads
Long Version
15 30 60 150 300 500 800 1500
2D-DXF (ZIP folder)
3D-EXE (Viewer)
3D-STEP (ZIP folder)

Missing bellow values see Bellow Coupling BK1           Higher torques on request
(1 Nm = 8.85 in lbs)                                                        *allowed following maximum pretensioning

Last Update: 24.11.2008


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