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

WGF 0812-3

8

12

8.4

6.6

2×1.65

2.2

3.9

110

WGF 1015-3

10

15

10.5

8.3

2×1.65

3.3

6.2

140

WGF 1320-3

13

20

13.5

10.8

2×1.65

4.7

9.6

180

WGF 1520-1.5

15

20

15.75

12.5

1×1.5

4.4

7.9

100

WGF 1520-3

15.75

12.5

2×1.5

8.1

15.8

190

WGF 1530-1

30

15.75

12.5

2×0.6

3.5

5.4

90

WGF 1530-3

15.75

12.5

2×1.6

8.1

14.6

220

WGF 1540-1.5

40

15.75

12.5

2×0.75

3.9

7.4

110

WGF 2040-1

20

40

20.75

17.5

2×0.65

4.3

8.0

110

WGF 2040-3

20.75

17.5

2×1.65

9.5

20.2

280

WGF 2060-1.5

60

20.75

17.5

2×0.75

4.5

11.0

140

WGF 2550-1

25

50

26.0

21.9

2×0.65

6.4

12.5

140

WGF 2550-3

26.0

21.9

2×1.65

14.3

31.7

340

WGF 3060-1

30

60

31.25

26.4

2×0.65

8.9

18.0

170

WGF 3060-3

31.25

26.4

2×1.65

19.9

45.7

410

WGF 3090-1.5

90

31.25

26.4

2×0.75

9.7

25.8

200

WGF 4080-1

40

80

41.75

35.2

2×0.65

15.0

32.1

220

WGF 4080-3

41.75

35.2

2×1.65

33.4

81.4

530

WGF 50100-1

50

100

52.2

44.1

2×0.65

22.4

50.1

270

WGF 50100-3

52.2

44.1

2×1.65

49.9

127.2

650

Model No.

Nut dimensions

Screw-shaft inertial
moment per mm
kg‧cm²/mm

OD

Flange
diameter
D1

Overall
length
L

H

B1

PCD

d1

T

h

Oiling port
A

WGF 0812-3

18

31

27

4

17

25

3.4

20

-

-

3.16×10^-5

WGF 1015-3

23

40

33

5

22

32

4.5

25

-

-

7.71×10^-5

WGF 1320-3

28

45

43

5

29

37

4.5

30

-

-

2.20×10^-4

WGF 1520-1.5

32

53

45

10

28

43

5.5

33

5

M6×1

3.90×10^-4

WGF 1520-3

32

53

45

10

28

43

5.5

33

5

M6×1

3.90×10^-4

WGF 1530-1

32

53

33

10

17

43

5.5

33

5

M6×1

3.90×10^-4

WGF 1530-3

32

53

63

10

47

43

5.5

33

5

M6×1

3.90×10^-4

WGF 1540-1.5

32

53

42

10

26.3

43

5.5

33

5

M6×1

3.90×10^-4

WGF 2040-1

37

57

41

10

25

47

5.5

38

5.5

M6×1

1.23×10^-3

WGF 2040-3

37

57

81

10

65

47

5.5

38

5.5

M6×1

1.23×10^-3

WGF 2060-1.5

37

57

60

10

40.1

47

5.5

38

5

M6×1

1.23×10^-3

WGF 2550-1

45

69

52

12

31.5

57

6.6

46

7

M6×1

3.01×10^-3

WGF 2550-3

45

69

102

12

81.5

57

6.6

46

7

M6×1

3.01×10^-3

WGF 3060-1

55

89

62

15

37

71

9

56

9

M6×1

6.24×10^-3

WGF 3060-3

55

89

122

15

97

71

9

56

9

M6×1

6.24×10^-3

WGF 3090-1.5

55

89

92

15

61.3

71

9

56

9

M6×1

6.24×10^-3

WGF 4080-1

73

114

79

17

50.5

93

11

74

8.5

M6×1

1.97×10^-2

WGF 4080-3

73

114

159

17

130.5

93

11

74

8.5

M6×1

1.97×10^-2

WGF 50100-1

90

135

98

20

64

112

14

92

10

M6×1

4.82×10^-2

WGF 50100-3

90

135

198

20

164

112

14

92

10

M6×1

4.82×10^-2