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DR603 Locking Element product description:
DR603 Locking element   DR603 Locking Element
Brand Name :EDi
Product Model :DR603 or Z7B
Hardness :Quenching
Product Series :No key collar
Material :45#,40Cr,304, 430, etc

Product Brief :
Use the EDi Locking Element, do not need to have the shaft and wheel heart (hub) to do keyway processing work, also can convey high torque. At the same time, the position of axial direction can be adjusted conveniently.

 
   

Typical applications:

The Locking Element of YiDi is used to convey the power of the shaft and wheel heart without keyway processing. Because the device does not have a keyway, the parts are strengthened and more power can be conveyed effectively.
YiDi of the Locking Element used to bear axial force, and the fixed shaft parts, also used in rotary torque, and fixed axis of rotation, chain wheel, the axis of rotation, the synchronous belt wheel and gear, to convey the power.

An example of consulting / ordering of Locking Element:
1). Type - inner diameter + outer diameter
DR603 or Z7B, inner diameter d = 24mm, outer diameter d = 50mm
Z7B-24 * 50 or DR603-24 * 50
2). The type is not clear: inner diameter, outer diameter, height

 
DR603 Locking element Drawing and Mouting examle  
   


Fundametal dimension

bolt

Rated Load

tirqye of

Weight

tighten

 

DR603 or Z7

d

D

dn

l

H

e

d1

n

force

Torque

locking-bolt

kg

F1

M1

Ma

 

mm

KN

KN·m

 N·m

 

Z7B-24X50

24

50

19

14

18

2

M5X15

6

17

0.17

5

0.2

20

21

0.21

21

23

0.25

Z7B-30X60

30

60

24

16

20

M5X18

25

0.3

0.3

25

27

0.34

26

29

0.38

Z7B-30X60

36

72

28

18

22

M6X20

5

31

0.44

12

0.4

30

38,

0.57

31

40

0.63

Z7B-44X80

44

80

34

20

24

8

41

0.71

0.6

35

44

0.78

36

47

0.86

Z7B-50X90

50

90

38

22

26

M6X22

49

0.94

0.8

40

58

1.16

42

65

1.38

Z7B-55X100

55

100

42

23

29

3

M6X25

55

1.16

1.1

45

67

1.52

48

78

1.88

Z7B-62X110

62

110

48

10

73

1.75

1.3

50

80

2

52

86

2.25

Z7B-68X115

68

115

50

74

1.85

1.4

55

91

2.5

60

105

3.15

Z7B-75X138

75

138

55

25

31

M8X30

8

87

2.4

29

1.2

60

106

3.2

65

121

3.95

Z7B-80X145

80

145

60

106

3.2

1.9

65

120

3.9

70

131

4.6

Z7B-90X155

90

155

65

30

38

4

10

146

4.75

3.3

70

171

6

75

193

7.25

Z7B-100X170

100

170

70

34

43

4.5

M8X35

12

171

6

4.7

75

200

7.5

80

225

9

Z7B-110X185

110

185

75

39

49

5

M10X40

10

192

7.2

58

5.9

80

225

9

85

254

10.8

Z7B-125X215

125

215

85

42

53

5.5

12

258

11

8.3

90

288

13

95

315

15

Z7B-140X230

140

230

95

46

58

7

M12×45

10

317

15.1

100

10

100

352

17.6

105

382

20.1

Z7B-155X263

155

263

105

50

62

M12×50

12

419

22

15

110

454

25

115

487

28

Z7B-165X290

165

290

115

56

68

M16×55

8

539

31

240

22

120

583

35

125

624

39

Z7B-175X300

175

300

125

640

40

130

677

44

135

711

48

Z7B-185X330

185

330

135

71

85

8

M16×65

10

815

55

37

140

857

60

145

896

65

Z7B-195X350

195

350

140

12

928

65

41

150

1013

76

155

1052

81.5

Z7B-200X350

200

350

150

1040

78

155

1084

84

160

1125

90



 
 
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