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U series
Rolled Ball Screws -DIN European rerulations

Precision

Shaft hardness

Nuts

Material

Hardness

Material

Hardness

C5

S55C

Tempered Fire
(HRC60)

SCM420

Tempering
(HRC60)

C7

 

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  [Precision]  [Axial clearance] 
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Axial standard clearance

Unit:mm

 

Lead accuracy (JIS B 1192)

Unit:mm

Shaft diameter

Axial clearance
(max)

 

Accuracy level

C5

C7

 

Cumulative lead time error

±0.018/300

±0.05/300

16~28

0.10

 

Tolerance of the accumulated lead error (±Ec) and variation (e) of the base lead for an arbitrary 300mm effective thread

30~32

0.14

 

36~45

0.17

    

50

0.20

    

 

  

           

Unit:mm

Nuts No.

d
Shaft diameter

Guide

L
Designation1mm

A

B

C
Standard

C1
Extended Type

D

S

P.C.D

X

Ball
Diameter

Oil Hole

Basic load (kgf)

Standard

Extended Type

Ca(Move)

Coa(Quiet)

R-1604-4

DR-1604-4

16

4

160 ~ 1200

48

10

45

80

28

40

38

5.5

2.381

M6

944

1254

R-1605-3

5

42

3.175

1049

1144

R-1605-4

5

50

1344

1525

R-1610-3

10

12

65

1084

1232

R-2005-3

20

5

200 ~ 1500

58

10

47

36

44

47

6.6

3.175

M6

1181

1496

R-2005-4

DR-2005-4

53

92

1512

1995

R-2006-3

6

52

3.969

1569

1788

R-2010-3

10

68

1621

1925

R-2504-4

25

4

250 ~ 1500

62

11

46

40

48

51

6.6

2.381

M6

1178

2046

R-2505-3

5

10

47

3.175

1330

1936

R-2505-4

DR-2505-4

53

92

1704

2581

R-2510-3

10

12

75

4.762

2250

2772

R-2510-4

DR-2510-4

85

153

2881

3695

R-3205-4

DR-3205-4

32

5

300 ~ 2000

80

12

53

92

50

62

65

9

3.175

M6

1924

3403

R-3206-4

6

58

3.969

2598

4217

R-3210-3

10

16

78

6.35

3775

5877

R-3210-4

DR-3210-4

90

160

4834

7835

R-4005-4

DR-4005-4

40

5

400 ~ 2000

93

16

56

96

63

70

78

9

3.175

M8

2142

4342

R-4006-4

6

14

60

3.969

M6

2877

5318

R-4010-4

DR-4010-4

10

18

93

162

6.35

M8

5399

10074

R-5006-4

50

6

500 ~ 3000

110

15

62

75

85

93

11

3.969

M8

3203

6784

R-5010-4

DR-5010-4

10

18

93

162

6.35

M8

5933

12313

R-6310-4

DR-6310-4

63

10

125

18

98

182

90

95

108

11

6.35

M8

6700

16230

R-6320-3

DR-6320-3

20

135

20

138

253

95

100

115

13.5

9.525

M8

8957

17945

R-8010-4

DR-8010-4

80

10

145

20

98

182

105

110

125

13.5

6.35

M8

7547

21268

R-8020-3

DR-8020-3

20

165

25

143

253

125

130

145

13.5

9.525

M8

10168

23611