THK BK

Model No.

Shaft
diameter
d1

L

L1

L2

L3

B

H

b^±0.02

H^±0.02

B1

H1

BK 10

10

25

5

29

5

60

39

30

22

34

32.5

BK 12

12

25

5

29

5

60

43

30

25

35

32.5

BK 15

15

27

6

32

6

70

48

35

28

40

38

BK 17

17

35

9

44

7

86

64

43

39

50

55

BK 20

20

35

8

43

8

88

60

44

34

52

50

BK 25

25

42

12

54

9

106

80

53

48

64

70

BK 30

30

45

14

61

9

128

89

64

51

76

78

BK 35

35

50

14

67

12

140

96

70

52

88

79

BK 40

40

61

18

76

15

160

110

80

60

100

90

Model No.

E

P

C1

C2

d2

X

Y

Z

M

T

Bearing used

BK 10

15

46

13

6

5.5

6.6

10.8

5

M3×0.5

16

7000DFGMP5

BK 12

18

46

13

6

5.5

6.6

10.8

1.5

M3×0.5

19

7001DFGMP5

BK 15

18

54

15

6

5.5

6.6

11

6.5

M3×0.5

22

7002DFGMP5

BK 17

28

68

19

8

6.6

9

14

8.5

M4×0.7

24

7203DFGMP5

BK 20

22

70

19

8

6.6

9

14

8.5

M4×0.7

30

7004DFGMP5

BK 25

33

85

22

10

9

11

17.5

11

M5×0.8

35

7205DFGMP5

BK 30

33

102

23

11

11

14

20

13

M6

40

7206DFGMP5

BK 35

35

114

26

12

11

14

20

13

M8

50

7207DFGMP5

BK 40

37

130

33

14

14

18

26

17.5

M8

50

7208DFGMP5