• KOREAN
  • ENGLISH
  • CHINESE
  • JAPANESE
  • Search

    Search all within the site

Product
Timing Pulley

Timing Pulley, timing pulley, High Strength Aluminum Alloy Timing Pulley, Tooth Profile, Trapezoidal Timing Pulley, Curvilinear Timing Pulley, Stainless steel Timing Pulley, Timing Pulley made in Korea, Korean Timing Pulley, Made-to-order Timing Pulley, 1.5GT, 2GT, 3GT, 5GT, 8YU, S2M, S3M, S5M, S8M, P3M, P5M, P8M, RPP5, RPP8, MA3, MA5, MA8

Timing pulley is a part that transmits the rotational power
received from the timing belt to the shaft. Our products provide
sufficient tightening force without additional processing on shafts / pulleys, etc.
and support a variety of shaft fastening methods that are easy to install.

  • INDEX (TIMING PULLEY)
  • Timing Pulley Tolerance
  • Timing Pulley Clamping Methods
  • Installation Guide
  • Additional Information about Clamping Methods
  • Made-To-Order Process

Additional Information about Clamping Methods

A.P. LOCK

Material

Steel

Please refer to “Dimensions / Performance” pages of SAPL-A Series (A.P.Lock)
in this catalogue for more details.

View More >

High Strength Aluminum Alloy

Please refer to “Dimensions / Performance” pages of SAPC Series (A.P.Lock)
in this catalogue for more details.

View More >
TAPER BUSHING
TAPER BUSHING - I TYPE

Size(mm)

Max. Permissible

Torque

(N·m)

Max. Permissible

Thrust Load

(kN)

Screw(Locking bolt)

d

D

D1

D2

d1

L

L1

Size

Fastening Torque (N·m)

6

22.5

16

8.5

3.3

10.5

3

5.6

1.87

M3x10

1.9

8

24.5

18

10.5

3.3

10.5

3

8.5

2.12

M3x10

1.9

10

29

21

12.75

4.4

13

4

18

3.59

M4x12

3.9

11

30

22

13.75

4.4

13

4

20

3.63

M4x12

3.9

12

31

23

14.75

4.4

13

4

23

3.76

M4x12

3.9

14

36

26

17.65

4.4

17

5

37

5.21

M4x18

3.9

15

37

27

18.65

4.4

17

5

39

5.1

M4x18

3.9

16

38

28

19.65

4.4

17

5

42

5.17

M4x18

3.9

17

39

29

20.65

4.4

17

5

45

5.23

M4x18

3.9

18

40

30

21.85

4.4

17

5

48

5.28

M4x18

3.9

19

42

32

22.85

4.4

17

5

49

5.12

M4x18

3.9

20

46

36

24.1

5.5

19

6

97

9.68

M5x18

7.8

22

47

37

25.75

5.5

19

6

110

9.98

M5x18

7.8

24

49

39

27.75

5.5

19

6

121

10

M5x18

7.8

25

51

41

28.75

5.5

19

6

124

9.9

M5x18

7.8

28

53

43

31.75

5.5

19

6

141

10

M5x18

7.8

30

56

46

33.75

5.5

19

6

149

9.89

M5x18

7.8

32

58

47

35.75

5.5

19

6

163

10.12

M5x18

7.8

35

61

50

39.1

5.5

20

6

173

9.88

M5x18

7.8

taper bushing
TAPER BUSHING (O Type)

Size(mm)

Max. Permissible

Torque

(N·m)

Max. Permissible

Thrust Load

(kN)

Screw(Locking bolt)

d

D

D1

D2

d1

L

L1

Size

Fastening Torque (N·m)

8

25.5

19

10

3.3

15.5

4

16

4

M3x12

2

10

30

22

12

4.5

16.5

5

39

5.34

M4x16

4

11

31

23

13

4.5

16.5

5

43

5.34

M4x16

4

12

32

24

14

4.5

16.5

5

48

5.34

M4x16

4

14

35

27

16.6

4.5

22

6

73

5.34

M4x18

4

15

36

28

17.6

4.5

22

6

78

5.34

M4x18

4

16

37

29

18.6

4.5

23

7

83

5.34

M4x18

4

17

38

30

19.6

4.5

23

7

88

5.34

M4x18

4

18

43

33

20.6

5.5

23

7

154

8.74

M5x20

8.3

19

45

35

22.4

5.5

23

7

163

8.74

M5x20

8.3

20

46

36

23.4

5.5

23

7

171

8.74

M5x20

8.3

22

48

38

24.6

5.5

23

7

186

8.74

M5x20

8.3

24

50

40

26.6

5.5

23

7

206

8.74

M5x20

8.3

25

52

42

28.4

5.5

23

7

216

8.74

M5x20

8.3

28

54

44

30.6

5.5

24

8

353

8.74

M5x25

8.3

30

57

47

33.4

5.5

24

8

382

8.74

M5x25

8.3

32

59

49

34.7

5.5

25

9

412

8.74

M5x25

8.3

35

63

53

38.4

5.5

26.5

9

451

8.74

M5x25

8.3

Taper Bushing O Type
SIDE-CLAMP (Standard Keyway Information)
Shaft(Bore) Diameter Keyway Dimension Nominal Size
Ød b(mm) t(mm) (b x h)
Over ~ To Mark No Mark H J Size Tolerance
Size Tol.(E9) Tol.(H9) Tol.(Js9)
Ø6(over) ~ Ø8 2 +0.039
+0.014
+0.025
0
±0.0125 1 +0.1
0
2 x 2
Ø8 ~ Ø10 3 1.4 3 x 3
Ø10 ~ Ø12 4 +0.05
+0.02
+0.03
0
±0.015 1.8 4 x 4
Ø12 ~ Ø17 5 2.3 5 x 5
Ø17 ~ Ø22 6 2.8 6 x 6
Ø22 ~ Ø30 8 +0.061
+0.025
+0.036
0
±0.018 3.3 8 x 7
Ø30 ~ Ø38 10 +0.2
0
10 x 8
Ø38 ~ Ø44 12 +0.075
+0.032
+0.043
0
±0.0215 12 x 8
Ø44 ~ Ø50 14 3.8 14 x 9
Ø50 ~ Ø58 16 4.3 16 x 10
Ø58 ~ Ø65 18 4.4 18 x 11
Ø65 ~ Ø75 20 +0.092
+0.04
+0.052
0
±0.026 4.9 20 x 12
Ø75 ~ Ø85 22 5.4 22 x 14
Keyway Type

• The location of keyway on a coupling hub is determined by the standard product design of Sung-il Machinery. If you need a keyway in a different location, please discuss with our Customer Support team in advance.
• If you need to specify the length of keyway (axial direction) or tolerance for height and depth of keyway, please discuss with our Customer Support team in advance.
• Keyways can be processed on SC(Side-clamp) type only. (Not available on SPB, SPA types)