Zero Backlash Couplings - DieQua Corporation

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R+W Model BK8 - 2D & 3D CAD Drawing Downloads

One side with a single radial clamping screw on one hub ISO 4762. The other side with flange-connection and a seperate intermediate flange. Compact design and easy to assemble. Corrosion resistant. Suited for space restricted installations.

R+W Model BK8

Series

15

60

150

300

1500

Robot flange centering diameter (mm)

40h7

63h7

80h7

100h7

160h7

Robot flange bolt circle/thread Ø (mm)

31.5
8xM5

50
8xM6

63
12xM6

80
12xM8

125
2xM10

Max. torque* (Nm)

50

210

380

450

2600

Length -2 (mm)

A1

48.5

67

72

90

140

Length -2 (mm)

A2

68

97

100

128

190

Outer diameter (mm)

B1

49

66

82

110

157

Flange diameter (mm)

B2

63.5

86

108

132

188

Fit length (mm)

C1

16.5

23

27.5

34

55

Inner diameter Ø H7 (mm)

D1

12-28

14-35

19-42

24-60

50-80

Hub bolt circle (mm)

DL

56.5

76

97

120

170

Fastening threads

DL

10xM4

10xM5

10xM6

12xM6

18xM8

Fastening screw ISO 4762

E

1xM5

1xM8

1xM10

1xM12

2xM20

Tightening torque (Nm)

E

8

45

80

120

470

Distance (mm)

G

6.5

9.5

11

12

22.5

Download - 2D DXF

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Download - 3D Step


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