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THK BNT

THK BNT

Model No.

Screw
shaft OD
d

Lead
l

Ball center-to-
center diameter
dp

Thread minor
diameter

d3

No. of loaded
circuits/
Rows
×turns

Basic load rating

Note) 1
Rigidity
K
N /
μm

Ca
kN

C0a
kN

BNT 1404-3.6

14

4

14.4

11.5

1×3.65

6.8

12.6

190

BNT 1405-2.6

5

14.5

11.2

1×2.65

7.2

12.6

150

BNT 1605-2.6

16

5

16.75

13.5

1×2.65

7.8

14.7

170

BNT 1808-3.6

18

8

19.3

14.4

1×3.65

18.2

34.4

270

BNT 2005-2.6

20

5

20.5

17.2

1×2.65

8.7

18.3

200

BNT 2010-2.6

10

21.25

16.4

1×2.65

14.7

27.8

220

BNT 2505-2.6

25

5

25.5

22.2

1×2.65

9.6

23.0

240

BNT 2510-5.3

10

26.8

20.2

2×2.65

43.4

92.8

520

BNT 2806-2.6

28

6

28.5

25.2

1×2.65

10.1

25.8

270

BNT 2806-5.3

28.5

25.2

2×2.65

18.3

51.6

510

BNT 3210-2.6

32

10

33.75

27.2

1×2.65

27.3

59.5

330

BNT 3210-5.3

33.75

27.2

2×2.65

49.6

118.9

640

BNT 3610-2.6

36

10

37.0

30.5

1×2.65

28.7

65.6

360

BNT 3610-5.3

37.0

30.5

2×2.65

52.1

131.2

700

BNT 4512-5.3

45

12

46.5

39.2

2×2.65

68.1

186.7

860

 

Model No.

Nut dimensions

Screw-shaft inertial
moment per mm
kg
cm2/mm

Width
W

Axis
height
F

Overall
length
L

Mounting hole

W1

T

M

h1

h2

Oiling port
A

B

C

H× l

BNT 1404-3.6

34

13

35

26

22

M4×0.7×7

17

6

30

6

2

M6×1

2.96×10-4

BNT 1405-2.6

34

13

35

26

22

M4×0.7×7

17

6

31

6

2

M6×1

2.96×10-4

BNT 1605-2.6

42

16

36

32

22

M5×0.8×8

21

21.5

32.5

6

2

M6×1

5.05×10-4

BNT 1808-3.6

48

17

56

35

35

M6×10

24

10

44

8

3

M6×1

8.09×10-4

BNT 2005-2.6

48

17

35

35

22

M6×10

24

9

39

5

3

M6×1

1.23×10-3

BNT 2010-2.6

48

18

58

35

35

M6×10

24

9

46

10

2

M6×1

1.23×10-3

BNT 2505-2.6

60

20

35

40

22

M8×12

30

9.5

45

7

5

M6×1

3.01×10-3

BNT 2510-5.3

60

23

94

40

60

M8×12

30

10

53

10

M6×1

3.01×10-3

BNT 2806-2.6

60

22

42

40

18

M8×12

30

10

50

8

M6×1

4.74×10-3

BNT 2806-5.3

60

22

67

40

40

M8×12

30

10

50

8

M6×1

4.74×10-3

BNT 3210-2.6

70

26

64

50

45

M8×12

35

12

62

10

M6×1

8.08×10-3

BNT 3210-5.3

70

26

94

50

60

M8×12

35

12

62

10

M6×1

8.08×10-3

BNT 3610-2.6

86

29

64

60

45

M10×16

43

17

67

11

M6×1

1.29×10-2

BNT 3610-5.3

86

29

96

60

60

M10×16

43

17

67

11

M6×1

1.29×10-2

BNT 4512-5.3

100

36

115

75

75

M12×20

50

20.5

80

13

M6×1

3.16×10-2

 

1kN102kgf


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