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K series
Rolled Ball Screws -Small type

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

±0.05/300

±0.21/300

6~12

0.05

 

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

14~16

0.1

 

 

  

         

Unit:mm

No.

d
Shaft diameter

Guide

L
Designation1mm

A

B

C

D

S

P.C.D

X

Ball
Diameter

Basic load (kgf)

Ca(Move)

Coa(Quiet)

R-0601-3

6

1

80 ~ 300

24

3.5

18

12

16

18

3.4

0.8

111

123

R-0801-3

8

1

100 ~ 400

27

4

20

14

18

21

126

162

R-0802-3

2

29

24

16

20

23

1.2

215

239

R-0825-3

2.5

26

R-1002-3

10

2

100 ~ 600

35

5

28

18

22

27

4.5

240

302

R-1004-3

4

46

10

35

26

28

36

2

472

489

R-1202-3

12

2

100 ~ 800

37

5

28

20

24

29

1.2

265

377

R-1204-3

4

48

6

35

28

30

39

5.5

2.38

645

693

R-1205-3

5

2

514

594

R-1402-3

14

2

120 ~ 1000

40

28

21

26

31

1.2

283

440

R-1602-3

16

2

120 ~ 1200

43

10

32

25

29

35

300

503