볼스크류MDK

▶ Products : LM Guide >THK LM Guide >THK Ball Screw > Type MDK

Type MDK

Type MBF

1kN≒102kgf

Unit : mm

Model No.

Ball screw specification

Nut dimensions

Screw-shaft dimensions

Screw
shaftOD
d

Lead

Rows
X
Turns

Basic
load rating

OD
D

Flange
diameter
D1

Overall
length
L1

PCD

Overall
length
L

Ca
kN

C0a
kN

MDK0401-3

4.15

3×1

0.29

0.42

2.9

6.2

3.2

115

6.2

3.2

145

100

6.2

3.2

MBF 0401-3.7

4.15

1×3.7

0.59

0.93

3.4

6.5

2.5

4.3

3.2

110

4.3

3.2

130

4.3

3.2

MDK 0601-3

6.2

3×1

0.54

1.0

14.5

3.5

3.4

120

8.2

5.3

150

100

8.2

5.3

180

127

130

8.2

5.3

MBF 0601-3.7

6.15

1×3.7

0.74

1.5

21.5

3.4

6.5

131

6.3

5.2

161

6.3

5.2

201

128

131

6.3

5.2

※ Download CAD Files

Note: The MDK series and MBF0401 and 0601 do not come with a labyrinth seal.

▶ Model-number coding

(1) Model No.
(2) Axial clearance
(3) Screw-shaft overall length (mm)
(4) Accuracy
(5) Standard stock

Model No.	Ball screw specification						Nut dimensions										Screw-shaft dimensions
	Screw shaftOD d	Lead	dp	Rows X Turns	Basic load rating		OD D	Flange diameter D1	Overall length L1	H	B1	PCD	d1	d2	h	T	Overall length L	0	1	2	3	d3	d4	K
					Ca kN	C0a kN
MDK 0801-3	8	1	8.2	3×1	0.64	1.4	13	26	15	4	11	20	3.4	-	-	17	130	67	15	45	70	10.2	7.3	3
																	160	97	15	45	100	10.2	7.3	3
																	190	127	15	45	130	10.2	7.3	3
																	240	177	15	45	180	10.2	7.3	3
MDK 0802-3	8	2	8.3	3×1	1.4	2.3	15	28	22	5	17	22	3.4	-	-	19	140	76	15	45	80	10.2	7	4
																	170	106	15	45	110	10.2	7	4
																	200	136	15	45	140	10.2	7	4
																	250	186	15	45	190	10.2	7	4
MBF 0802-3.7	8	2	8.3	1×3.7	2.5	4.2	20	40	28	6	22	30	4.5	8	4	24	168	85	25	55	88	8.3	6.2	3
																	193	110	25	55	113	8.3	6.2	3
																	218	135	25	55	138	8.3	6.2	3

※ Download CAD Files

Model No.	Ball screw specification						Nut dimensions										Screw-shaft dimensions
	Screw shaftOD d	Lead	dp	Rows X Turns	Basic load rating		OD D	Flange diameter D1	Overall length L1	H	B1	PCD	d1	d2	h	T	Overall length L	0	1	2	3	d3	d4	K
					Ca kN	C0a kN
MDK1002-3	10	2	10.3	3×1	1.5	2.9	17	34	22	5	17	26	4.5	-	-	21	160	86	15	55	90	12.2	9	4
																	210	136	15	55	140	12.2	9	4
																	260	186	15	55	190	12.2	9	4
																	310	236	15	55	240	12.2	9	4
MBF 1002-3.7	10	2	10.3	1×3.7	2.8	5.3	23	43	28	6	22	33	4.5	8	4	27	183	95	25	60	98	10.3	8.2	3
																	223	135	25	60	138	10.3	8.2	3
																	273	185	25	60	188	10.3	8.2	3
MDK 1202-3	12	2	12.3	3×1	1.7	3.6	19	36	22	5	17	28	4.5	-	-	23	165	86	15	60	90	14.2	11	4
																	215	136	15	60	140	14.2	11	4
																	265	186	15	60	190	14.2	11	4
																	315	236	15	60	240	14.2	11	4
																	365	286	15	60	290	14.2	11	4
MBF 1202-3.7	12	2	12.3	1×3.7	3.0	6.5	25	47	30	8	22	36	5.5	9.5	5.5	29	210	117	30	60	120	12.3	10.2	3
																	235	142	30	60	145	12.3	10.2	3
																	285	192	30	60	195	12.3	10.2	3

※ Download CAD Files

Model No.	Ball screw specification						Nut dimensions										Screw-shaft dimensions
	Screw shaftOD d	Lead	dp	Rows X Turns	Basic load rating		OD D	Flange diameter D1	Overall length L1	H	B1	PCD	d1	d2	h	T	Overall length L	0	1	2	3	d3	d4	K
					Ca kN	C0a kN
MDK 1402-3	14	2	14.3	3×1	1.8	4.3	21	40	23	6	17	31	5.5	-	-	26	175	86	25	60	90	15.2	13	4
																	225	136	25	60	140	15.2	13	4
																	275	186	25	60	190	15.2	13	4
																	325	236	25	60	240	15.2	13	4
																	425	336	25	60	340	15.2	13	4
MBF 1402-3.7	14	2	14.3	1×3.7	3.3	7.5	26	48	30	8	22	37	5.5	9.5	5.5	32	205	102	40	60	105	14.3	12.2	3
																	245	142	40	60	145	14.3	12.2	3
																	295	192	40	60	195	14.3	12.2	3
																	345	242	40	60	245	14.3	12.2	3

※ Download CAD Files

Model No.	Ball screw specification						Nut dimensions										Screw-shaft dimensions
	Screw shaftOD d	Lead	dp	Rows X Turns	Basic load rating		OD D	Flange diameter D1	Overall length L1	H	B1	PCD	d1	d2	h	T	Overall length L	0	1	2	3	d3	d4	K
					Ca kN	C0a kN
MDK 1404-3	14	4	14.65	3×1	4.2	7.6	26	45	33	6	27	36	5.5	-	-	28	240	150	25	60	155	15.2	11.9	5
																	290	200	25	60	205	15.2	11.9	5
																	340	250	25	60	255	15.2	11.9	5
																	440	350	25	60	355	15.2	11.9	5
																	540	450	25	60	455	15.2	11.9	5
MBF 1404-3.7	14	4	14.3	1×3.7	5.7	11.1	30	54	38	8	30	42	5.5	9.5	5.5	34	233	129	40	60	133	14.3	11.2	4
																	293	189	40	60	193	14.3	11.2	4
																	353	249	40	60	253	14.3	11.2	4
																	413	309	40	60	313	14.3	11.2	4
MDK 1405-3	14	5	14.75	3×1	7.0	11.6	26	45	42	10	32	36	5.5	-	-	28	250	160	25	60	165	14	11.2	5
																	300	210	25	60	215	14	11.2	5
																	350	260	25	60	265	14	11.2	5
																	450	360	25	60	365	14	11.2	5
																	550	460	25	60	465	14	11.2	5

※ Download CAD Files

Type BNFN
Type BNF	Type BIF

Model No.

Ball screw specification

Nut dimensions

Screw-shaft dimensions

Screw
shaftOD
d

Lead

dp

Rows
X
Turns

Basic
load rating

preload
N

OD
D

Flange
diameter
D1

Overall
length
L1

H

B1

PCD

d1

d2

h

oil
hole
A

Overall
length
L

0

1

2

d3

d4

Ca
kN

C0a
kN

BNFN 1605-2.5
BNF 1605-2.5
BIF 1605-5

16
16
16

5
5
5

16.75
16.75
16.75

1×2.5
1×2.5
1×2.5

7.4
7.4
7.4

13.9
13.9
13.9

390
-
390

40
40
40

60
60
60

76
41
56

10
10
10

66
31
46

50
50
50

4.5
4.5
4.5

8
8
8

4.5
4.5
4.5

M6
M6
M6

410

200

50

160

16

12.8

510

300

50

160

16

12.8

610

400

50

160

16

12.8

710

500

50

160

16

12.8

BNFN 1810-2.5
BNF 1810-2.5
BIF 1810-3

18
18
18

10
10
10

18.8
18.8
18.8

1×2.5
1×2.5
1×1.5

7.8
7.8
5.1

15.9
15.9
9.6

390
-
250

42
42
42

65
65
65

119
69
75

12
12
12

107
57
63

53
53
53

5.5
5.5
5.5

9.5
9.5
9.5

5.5
5.5
5.5

M6
M6
M6

410

200

50

160

18

15.3

510

300

50

160

18

15.3

610

400

50

160

18

15.3

710

500

50

160

18

15.3

810

600

50

160

18

15.3

BNFN 2005-5
BNF 2005-5
BIF 2005-5

20
20
20

5
5
5

20.75
20.75
20.75

2×2.5
2×2.5
1×2.5

15.1
15.1
8.3

35.0
35.0
17.4

740
-
440

44
44
44

67
67
67

106
56
56

11
11
11

95
45
45

55
55
55

5.5
5.5
5.5

9.5
9.5
9.5

5.5
5.5
5.5

M6
M6
M6

410

200

50

160

20

15.3

510

300

50

160

20

15.3

610

400

50

160

20

15.3

710

500

50

160

20

15.3

810

600

50

160

20

16.8

1010

800

50

160

20

16.8

610

300

50

260

20

16.8

710

400

50

260

20

16.8

BNFN 2505-5
BNF 2505-5
BIF 2505-5

25
25
25

5
5
5

25.75
25.75
25.75

2×2.5
2×2.5
1×2.5

16.7
16.7
9.2

44.0
44.0
22.0

830
-
440

50
50
50

73
73
73

105
55
55

11
11
11

94
44
44

61
61
61

5.5
5.5
5.5

9.5
9.5
9.5

5.5
5.5
5.5

M6
M6
M6

520

300

60

160

25

20.3

620

400

60

160

25

20.3

720

500

60

160

25

20.3

820

600

60

160

25

20.3

1020

800

60

160

25

21.8

1220

1000

60

160

25

21.8

1420

1200

60

160

25

21.8

720

400

60

260

25

21.8

820

500

60

260

25

21.8

BNFN 2510A-2.5
BNF 2510A-2.5
BIF 2510A-5

25
25
25

10
10
10

26.3
26.3
26.3

1×2.5
1×2.5
1×2.5

15.8
15.8
15.8

33.0
33.0
33.0

780
-
780

58
58
58

85
85
85

120
70
100

18
18
18

102
52
82

71
71
71

6.6
6.6
6.6

11
11
11

6.5
6.5
6.5

M6
M6
M6

620

400

60

160

25

20.3

820

600

60

160

25

20.3

1020

800

60

160

25

20.3

1220

1000

60

160

25

20.3

1420

1200

60

160

25

20.3

※ Download CAD Files

Model No.

Ball screw specification

Nut dimensions

Screw-shaft dimensions

Screw
shaftOD
d

Lead

dp

Rows
X
Turns

Basic
load rating

preload
N

OD
D

Flange
diameter
D1

Overall
length
L1

H

B1

PCD

d1

d2

h

oil
hole
A

Overall
length
L

0

1

2

d3

d4

Ca
kN

C0a
kN

BNFN 2806-5
BNF 2806-5
BIF 2806-5
BIF 2806-10

28
28
28
28

6
6
6
6

28.75
28.75
28.75
28.75

2×2.5
2×2.5
1×2.5
2×2.5

17.5
17.5
9.6
17.5

49.4
49.4
24.6
49.4

880
-
490
880

55
55
55
55

85
85
85
85

122
68
68
104

12
12
12
12

110
56
56
92

69
69
69
69

6.6
6.6
6.6
6.6

11
11
11
11

6.5
6.5
6.5
6.5

M6
M6
M6
M6

520

300

60

160

28

20.3

620

400

60

160

28

20.3

720

500

60

160

28

20.3

920

700

60

160

28

20.3

1020

800

60

160

28

24.8

1220

1000

60

160

28

24.8

1420

1200

60

160

28

24.8

720

400

70

250

28

24.8

920

500

70

350

28

24.8

1100

700

70

330

28

24.8

BNFN 3205-5
BNF 3205-5
BIF 3205-5
BIF 3205-10

32
32
32
32

5
5
5
5

32.75
32.75
32.75
32.75

2×2.5
2×2.5
1×2.5
2×2.5

18.5
18.5
10.2
18.5

56.4
56.4
28.1
56.4

930
-
490
930

58
58
58
58

85
85
85
85

106
56
56
86

12
12
12
12

94
44
44
74

71
71
71
71

6.6
6.6
6.6
6.6

11
11
11
11

6.5
6.5
6.5
6.5

M6
M6
M6
M6

730

500

70

160

32

25.3

930

700

70

160

32

25.3

1230

1000

70

160

32

25.3

1430

1200

70

160

32

25.3

1630

1400

70

160

32

27.8

1830

1600

70

160

32

27.8

BNFN 3206-5
BNF 3206-5
BIF 3206-5
BIF 3206-10

32
32
32
32

6
6
6
6

33.0
33.0
33.0
33.0

2×2.5
2×2.5
1×2.5
2×2.5

25.2
25.2
13.9
25.2

70.4
70.4
35.2
70.4

1270
-
690
1270

62
62
62
62

89
89
89
89

123
63
63
99

12
12
12
12

111
51
51
87

75
75
75
75

6.6
6.6
6.6
6.6

11
11
11
11

6.5
6.5
6.5
6.5

M6
M6
M6
M6

730

500

70

160

32

25.3

930

700

70

160

32

25.3

1230

1000

70

160

32

25.3

1430

1200

70

160

32

25.3

1630

1400

70

160

32

27.8

1830

1600

70

160

32

27.8

930

500

70

360

32

27.8

1100

700

70

330

32

27.8

1430

1000

70

360

32

27.8

BNFN 3210A-5
BNF 3210A-5
BIF 3210A-5

32
32
32

10
10
10

33.75
33.75
33.75

2×2.5
2×2.5
1×2.5

47.2
47.2
26.1

112.7
112.7
56.2

2350
-
1270

74
74
74

108
108
108

190
100
100

15
15
15

175
85
85

90
90
90

9
9
9

14
14
14

8.5
8.5
8.5

M6
M6
M6

730

500

70

160

32

25.3

930

700

70

160

32

25.3

1430

1200

70

160

32

25.3

1830

1600

70

160

32

25.3

※ Download CAD Files

Model No.

Ball screw specification

Nut dimensions

Screw-shaft dimensions

Screw
shaftOD
d

Lead

dp

Rows
X
Turns

Basic
load rating

preload
N

OD
D

Flange
diameter
D1

Overall
length
L1

H

B1

PCD

d1

d2

h

Overall
length
L

0

1

2

d3

d4

Ca
kN

C0a
kN

BNFN 3610-5
BNF 3610-5
BIF 3610-5
BIF 3610-10

36
36
36
36

10
10
10
10

37.75
37.75
37.75
37.75

2×2.5
2×2.5
1×2.5
2×2.5

50.1
50.1
27.6
50.1

126.4
126.4
63.3
126.4

2500
-
1370
2500

75
75
75
75

120
120
120
120

201
111
111
171

18
18
18
18

183
93
93
153

98
98
98
98

11
11
11
11

17.5
17.5
17.5
17.5

11
11
11
11

730

500

70

160

36

30.3

930

700

70

160

36

30.3

1430

1200

70

160

36

30.3

1830

1600

70

160

36

30.3

930

500

100

330

36

30.3

1100

700

100

300

36

30.3

1830

1200

100

530

36

30.3

BNFN 4010-5
BNF 4010-5
BIF 4010-5
BIF 4010-10

40
40
40
40

10
10
10
10

41.75
41.75
41.75
41.75

2×2.5
2×2.5
1×2.5
2×2.5

52.7
52.7
29.0
52.7

141.1
141.1
70.4
141.1

2650
-
1470
2650

82
82
82
82

124
124
124
124

193
103
103
163

18
18
18
18

175
85
85
145

102
102
102
102

11
11
11
11

17.5
17.5
17.5
17.5

11
11
11
11

1230

1000

70

160

40

30.3

1730

1500

70

160

40

30.3

2030

1800

70

160

40

30.3

2230

2000

70

160

40

30.3

BNFN 4012-5
BNF 4012-5
BIF 4012-5
BIF 4012-10

40
40
40
40

12
12
12
12

42.0
42.0
42.0
42.0

2×2.5
2×2.5
1×2.5
2×2.5

61.6
61.6
33.9
61.6

158.8
158.8
79.2
158.8

3090
-
1720
3090

84
84
84
84

126
126
126
126

227
119
119
191

18
18
18
18

209
101
101
173

104
104
104
104

11
11
11
11

17.5
17.5
17.5
17.5

11
11
11
11

1230

1000

70

160

40

30.3

1730

1500

70

160

40

30.3

2030

1800

70

160

40

30.3

2230

2000

70

160

40

30.3

1730

1200

100

430

40

33.8

2030

1200

100

730

40

33.8

BNFN 5010-5
BNF 5010-5
BIF 5010-5
BIF 5010-10

50
50
50
50

10
10
10
10

51.75
51.75
51.75
51.75

2×2.5
2×2.5
1×2.5
2×2.5

58.2
58.2
32.0
58.2

176.4
176.4
88.2
176.4

2890
-
1620
2890

93
93
93
93

135
135
135
135

193
103
103
163

18
18
18
18

175
85
85
145

113
113
113
113

11
11
11
11

17.5
17.5
17.5
17.5

11
11
11
11

1300

1000

100

200

50

40.3

1800

1500

100

200

50

40.3

2300

2000

100

200

50

40.3

2800

2500

100

200

50

40.3